java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-crafted/mapavg5.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:36:33,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:36:33,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:36:33,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:36:33,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:36:33,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:36:33,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:36:33,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:36:33,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:36:33,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:36:33,213 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:36:33,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:36:33,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:36:33,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:36:33,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:36:33,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:36:33,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:36:33,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:36:33,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:36:33,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:36:33,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:36:33,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:36:33,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:36:33,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:36:33,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 10:36:33,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:36:33,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:36:33,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:36:33,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:36:33,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:36:33,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:36:33,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:36:33,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:36:33,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:36:33,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:36:33,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:36:33,242 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 [2019-08-14 10:36:33,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:36:33,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:36:33,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:36:33,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:36:33,261 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:36:33,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:36:33,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:36:33,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:36:33,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:36:33,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:36:33,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:36:33,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:36:33,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:36:33,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:36:33,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:36:33,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:36:33,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:36:33,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:36:33,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:36:33,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:36:33,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:36:33,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:36:33,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:36:33,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:36:33,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:36:33,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:36:33,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:36:33,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:36:33,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:36:33,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:36:33,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:36:33,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:36:33,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:36:33,322 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:36:33,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/mapavg5.i [2019-08-14 10:36:33,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f85befa0/234d56d17a4c4df58580f848300f0ab4/FLAG363712e69 [2019-08-14 10:36:33,876 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:36:33,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/mapavg5.i [2019-08-14 10:36:33,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f85befa0/234d56d17a4c4df58580f848300f0ab4/FLAG363712e69 [2019-08-14 10:36:34,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f85befa0/234d56d17a4c4df58580f848300f0ab4 [2019-08-14 10:36:34,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:36:34,232 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:36:34,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:36:34,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:36:34,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:36:34,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38167902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34, skipping insertion in model container [2019-08-14 10:36:34,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,249 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:36:34,267 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:36:34,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:36:34,488 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:36:34,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:36:34,523 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:36:34,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34 WrapperNode [2019-08-14 10:36:34,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:36:34,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:36:34,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:36:34,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:36:34,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (1/1) ... [2019-08-14 10:36:34,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:36:34,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:36:34,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:36:34,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:36:34,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:34" (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 [2019-08-14 10:36:34,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:36:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:36:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mapavg [2019-08-14 10:36:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:36:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:36:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:36:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure mapavg [2019-08-14 10:36:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 10:36:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:36:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 10:36:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 10:36:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 10:36:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:36:34,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:36:35,042 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:36:35,043 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-14 10:36:35,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:36:35 BoogieIcfgContainer [2019-08-14 10:36:35,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:36:35,045 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:36:35,045 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:36:35,045 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:36:35,046 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:36:35" (1/1) ... [2019-08-14 10:36:36,522 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:36:36,524 INFO L168 Benchmark]: Toolchain (without parser) took 2291.92 ms. Allocated memory was 133.7 MB in the beginning and 226.0 MB in the end (delta: 92.3 MB). Free memory was 87.7 MB in the beginning and 140.5 MB in the end (delta: -52.8 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:36,526 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 10:36:36,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.79 ms. Allocated memory is still 133.7 MB. Free memory was 87.5 MB in the beginning and 77.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:36,532 INFO L168 Benchmark]: Boogie Preprocessor took 131.79 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 77.2 MB in the beginning and 176.1 MB in the end (delta: -98.9 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:36,534 INFO L168 Benchmark]: RCFGBuilder took 387.48 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 159.8 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:36,535 INFO L168 Benchmark]: Symbolic Interpretation took 1477.30 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 159.8 MB in the beginning and 140.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:36,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 45]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 147#(and (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 291.79 ms. Allocated memory is still 133.7 MB. Free memory was 87.5 MB in the beginning and 77.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.79 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 77.2 MB in the beginning and 176.1 MB in the end (delta: -98.9 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 387.48 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 159.8 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1477.30 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 159.8 MB in the beginning and 140.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...