/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/array-crafted/zero_sum_const3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:53:31,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:53:31,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:53:31,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:53:31,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:53:31,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:53:31,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:53:31,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:53:31,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:53:31,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:53:31,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:53:31,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:53:31,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:53:31,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:53:31,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:53:31,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:53:31,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:53:31,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:53:31,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:53:31,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:53:31,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:53:31,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:53:31,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:53:31,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:53:31,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 04:53:31,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:53:31,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:53:31,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:53:31,484 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 04:53:31,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:53:31,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:53:31,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:53:31,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:53:31,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:53:31,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:53:31,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:53:31,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:53:31,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:53:31,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:53:31,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:53:31,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:53:31,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:53:31,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:53:31,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:53:31,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:53:31,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:53:31,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:53:31,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:53:31,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:53:31,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:53:31,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:53:31,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:53:31,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:53:31,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:53:31,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:53:31,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:53:31,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:53:31,514 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 04:53:31,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:53:31,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:53:31,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:53:31,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:53:31,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:53:31,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum_const3.c [2019-11-07 04:53:31,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86cf9d5ea/c85d57fc7f634d06802bae249128e8cf/FLAG43462c994 [2019-11-07 04:53:32,315 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:53:32,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum_const3.c [2019-11-07 04:53:32,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86cf9d5ea/c85d57fc7f634d06802bae249128e8cf/FLAG43462c994 [2019-11-07 04:53:32,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86cf9d5ea/c85d57fc7f634d06802bae249128e8cf [2019-11-07 04:53:32,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:53:32,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:53:32,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:53:32,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:53:32,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:53:32,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:32,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87f41dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32, skipping insertion in model container [2019-11-07 04:53:32,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:32,664 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:53:32,688 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:53:32,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:53:32,882 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:53:32,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:53:32,920 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:53:32,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32 WrapperNode [2019-11-07 04:53:32,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:53:32,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:53:32,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:53:32,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:53:33,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (1/1) ... [2019-11-07 04:53:33,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:53:33,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:53:33,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:53:33,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:53:33,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:53:32" (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 04:53:33,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:53:33,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:53:33,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 04:53:33,104 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:53:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:53:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 04:53:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 04:53:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 04:53:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:53:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:53:33,458 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:53:33,458 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-07 04:53:33,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:53:33 BoogieIcfgContainer [2019-11-07 04:53:33,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:53:33,469 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 04:53:33,469 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 04:53:33,470 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 04:53:33,471 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:53:33" (1/1) ... [2019-11-07 04:53:33,519 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 04:53:33,604 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 04:53:33,609 INFO L272 AbstractInterpreter]: Visited 12 different actions 12 times. Never merged. Never widened. Performed 27 root evaluator evaluations with a maximum evaluation depth of 4. Performed 27 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 37 variables. [2019-11-07 04:53:33,610 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 04:53:33,613 INFO L168 Benchmark]: Toolchain (without parser) took 963.69 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 104.3 MB in the beginning and 157.6 MB in the end (delta: -53.3 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-11-07 04:53:33,614 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 04:53:33,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.95 ms. Allocated memory is still 139.5 MB. Free memory was 104.1 MB in the beginning and 93.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-11-07 04:53:33,617 INFO L168 Benchmark]: Boogie Preprocessor took 124.54 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 93.6 MB in the beginning and 182.0 MB in the end (delta: -88.4 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-11-07 04:53:33,618 INFO L168 Benchmark]: RCFGBuilder took 414.35 ms. Allocated memory is still 204.5 MB. Free memory was 182.0 MB in the beginning and 163.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-11-07 04:53:33,619 INFO L168 Benchmark]: Abstract Interpretation took 140.71 ms. Allocated memory is still 204.5 MB. Free memory was 163.7 MB in the beginning and 157.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-11-07 04:53:33,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 271.95 ms. Allocated memory is still 139.5 MB. Free memory was 104.1 MB in the beginning and 93.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.54 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 93.6 MB in the beginning and 182.0 MB in the end (delta: -88.4 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 414.35 ms. Allocated memory is still 204.5 MB. Free memory was 182.0 MB in the beginning and 163.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 140.71 ms. Allocated memory is still 204.5 MB. Free memory was 163.7 MB in the beginning and 157.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 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: 3]: 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...