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/loops/sum04-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:44:36,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:44:36,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:44:36,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:44:36,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:44:36,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:44:36,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:44:36,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:44:36,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:44:36,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:44:36,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:44:36,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:44:36,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:44:36,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:44:36,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:44:36,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:44:36,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:44:36,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:44:36,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:44:36,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:44:36,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:44:36,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:44:36,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:44:36,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:44:36,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 04:44:36,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:44:36,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:44:36,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:44:36,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:44:36,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:44:36,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:44:36,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:44:36,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:44:36,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:44:36,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:44:36,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:44:36,330 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 04:44:36,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:44:36,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:44:36,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:44:36,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:44:36,346 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:44:36,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:44:36,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:44:36,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:44:36,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:44:36,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:44:36,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:44:36,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:44:36,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:44:36,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:44:36,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:44:36,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:44:36,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:44:36,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:44:36,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:44:36,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:44:36,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:44:36,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:44:36,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:44:36,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:44:36,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:44:36,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:44:36,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:44:36,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:44:36,351 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 04:44:36,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:44:36,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:44:36,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:44:36,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:44:36,654 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:44:36,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum04-1.i [2019-10-15 04:44:36,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da21c13de/c086d5df92784d6da95dd278bd46c68c/FLAGcefa1fd88 [2019-10-15 04:44:37,218 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:44:37,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum04-1.i [2019-10-15 04:44:37,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da21c13de/c086d5df92784d6da95dd278bd46c68c/FLAGcefa1fd88 [2019-10-15 04:44:37,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da21c13de/c086d5df92784d6da95dd278bd46c68c [2019-10-15 04:44:37,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:44:37,667 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:44:37,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:44:37,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:44:37,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:44:37,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4baf3889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37, skipping insertion in model container [2019-10-15 04:44:37,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,684 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:44:37,700 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:44:37,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:44:37,862 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:44:37,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:44:37,887 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:44:37,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37 WrapperNode [2019-10-15 04:44:37,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:44:37,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:44:37,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:44:37,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:44:37,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (1/1) ... [2019-10-15 04:44:37,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:44:37,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:44:38,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:44:38,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:44:38,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:37" (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 04:44:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:44:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:44:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:44:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:44:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:44:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:44:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:44:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:44:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:44:38,207 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:44:38,208 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 04:44:38,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:44:38 BoogieIcfgContainer [2019-10-15 04:44:38,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:44:38,210 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:44:38,210 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:44:38,210 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:44:38,211 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:44:38" (1/1) ... [2019-10-15 04:44:38,242 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:44:38,401 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-15 04:44:38,426 INFO L272 AbstractInterpreter]: Visited 22 different actions 68 times. Merged at 4 different actions 25 times. Widened at 1 different actions 2 times. Performed 132 root evaluator evaluations with a maximum evaluation depth of 7. Performed 132 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 6 fixpoints after 2 different actions. Largest state had 4 variables. [2019-10-15 04:44:38,426 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:44:38,429 INFO L168 Benchmark]: Toolchain (without parser) took 761.15 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 103.1 MB in the beginning and 160.6 MB in the end (delta: -57.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:44:38,430 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:44:38,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.63 ms. Allocated memory is still 145.2 MB. Free memory was 102.8 MB in the beginning and 93.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:38,432 INFO L168 Benchmark]: Boogie Preprocessor took 110.85 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 93.7 MB in the beginning and 180.6 MB in the end (delta: -86.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:38,433 INFO L168 Benchmark]: RCFGBuilder took 209.79 ms. Allocated memory is still 201.9 MB. Free memory was 180.6 MB in the beginning and 169.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:38,434 INFO L168 Benchmark]: Abstract Interpretation took 216.49 ms. Allocated memory is still 201.9 MB. Free memory was 169.3 MB in the beginning and 160.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:38,438 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 219.63 ms. Allocated memory is still 145.2 MB. Free memory was 102.8 MB in the beginning and 93.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.85 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 93.7 MB in the beginning and 180.6 MB in the end (delta: -86.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 209.79 ms. Allocated memory is still 201.9 MB. Free memory was 180.6 MB in the beginning and 169.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 216.49 ms. Allocated memory is still 201.9 MB. Free memory was 169.3 MB in the beginning and 160.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L12] int i, sn=0; [L13] i=1 [L13] COND TRUE i<=8 [L14] COND TRUE i<4 [L15] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] COND TRUE i<4 [L15] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] COND TRUE i<4 [L15] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] COND FALSE !(i<4) [L13] i++ [L13] COND TRUE i<=8 [L14] COND FALSE !(i<4) [L13] i++ [L13] COND TRUE i<=8 [L14] COND FALSE !(i<4) [L13] i++ [L13] COND FALSE !(i<=8) [L17] CALL __VERIFIER_assert(sn==8*(2) || sn == 0) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...