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_const_m5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:33:16,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:33:16,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:33:16,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:33:16,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:33:16,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:33:16,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:33:16,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:33:16,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:33:16,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:33:16,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:33:16,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:33:16,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:33:16,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:33:16,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:33:16,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:33:16,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:33:16,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:33:16,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:33:16,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:33:16,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:33:16,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:33:16,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:33:16,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:33:16,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 03:33:16,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:33:16,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:33:16,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:33:16,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:33:16,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:33:16,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:33:16,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:33:16,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:33:16,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:33:16,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:33:16,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:33:16,101 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 03:33:16,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:33:16,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:33:16,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:33:16,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:33:16,131 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:33:16,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:33:16,131 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:33:16,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:33:16,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:33:16,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:33:16,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:33:16,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:33:16,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:33:16,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:33:16,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:33:16,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:33:16,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:33:16,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:33:16,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:33:16,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:33:16,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:33:16,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:33:16,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:33:16,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:33:16,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:33:16,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:33:16,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:33:16,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:33:16,136 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 03:33:16,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:33:16,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:33:16,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:33:16,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:33:16,438 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:33:16,439 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum_const_m5.c [2019-10-15 03:33:16,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b4515b5/8fe70194a3594f51873cd9eaa9e3907c/FLAG71312e756 [2019-10-15 03:33:16,989 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:33:16,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum_const_m5.c [2019-10-15 03:33:16,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b4515b5/8fe70194a3594f51873cd9eaa9e3907c/FLAG71312e756 [2019-10-15 03:33:17,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b4515b5/8fe70194a3594f51873cd9eaa9e3907c [2019-10-15 03:33:17,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:33:17,359 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:33:17,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:33:17,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:33:17,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:33:17,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7b9634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17, skipping insertion in model container [2019-10-15 03:33:17,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,373 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:33:17,394 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:33:17,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:33:17,613 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:33:17,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:33:17,650 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:33:17,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17 WrapperNode [2019-10-15 03:33:17,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:33:17,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:33:17,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:33:17,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:33:17,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (1/1) ... [2019-10-15 03:33:17,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:33:17,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:33:17,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:33:17,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:33:17,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:17" (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 03:33:17,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:33:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:33:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 03:33:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:33:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:33:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 03:33:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 03:33:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 03:33:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:33:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:33:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:33:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:33:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:33:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:33:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:33:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:33:18,194 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:33:18,195 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-10-15 03:33:18,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:18 BoogieIcfgContainer [2019-10-15 03:33:18,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:33:18,197 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 03:33:18,197 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 03:33:18,197 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 03:33:18,198 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:18" (1/1) ... [2019-10-15 03:33:18,232 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 03:33:18,314 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 03:33:18,320 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 45 variables. [2019-10-15 03:33:18,320 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 03:33:18,323 INFO L168 Benchmark]: Toolchain (without parser) took 962.76 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 152.4 MB in the end (delta: -49.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-10-15 03:33:18,324 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory is still 120.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 03:33:18,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.91 ms. Allocated memory is still 145.8 MB. Free memory was 102.5 MB in the beginning and 91.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-10-15 03:33:18,327 INFO L168 Benchmark]: Boogie Preprocessor took 142.32 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 91.1 MB in the beginning and 180.5 MB in the end (delta: -89.3 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:33:18,328 INFO L168 Benchmark]: RCFGBuilder took 402.45 ms. Allocated memory is still 202.9 MB. Free memory was 180.5 MB in the beginning and 159.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-10-15 03:33:18,329 INFO L168 Benchmark]: Abstract Interpretation took 123.52 ms. Allocated memory is still 202.9 MB. Free memory was 158.1 MB in the beginning and 152.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:33:18,336 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 145.8 MB. Free memory is still 120.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 290.91 ms. Allocated memory is still 145.8 MB. Free memory was 102.5 MB in the beginning and 91.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.32 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 91.1 MB in the beginning and 180.5 MB in the end (delta: -89.3 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 402.45 ms. Allocated memory is still 202.9 MB. Free memory was 180.5 MB in the beginning and 159.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 123.52 ms. Allocated memory is still 202.9 MB. Free memory was 158.1 MB in the beginning and 152.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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...