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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/loops/sum04-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:39:15,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:39:15,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:39:15,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:39:15,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:39:15,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:39:15,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:39:15,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:39:15,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:39:15,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:39:15,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:39:15,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:39:15,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:39:15,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:39:15,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:39:15,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:39:15,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:39:15,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:39:15,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:39:15,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:39:15,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:39:15,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:39:15,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:39:15,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:39:15,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:39:15,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:39:15,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:39:15,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:39:15,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:39:15,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:39:15,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:39:15,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:39:15,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:39:15,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:39:15,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:39:15,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:39:15,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 12:39:15,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:39:15,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:39:15,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:39:15,757 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:39:15,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:39:15,759 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:39:15,759 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:39:15,759 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:39:15,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:39:15,760 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:39:15,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:39:15,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:39:15,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:39:15,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:39:15,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:39:15,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:39:15,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:39:15,763 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:39:15,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:39:15,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:39:15,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:39:15,764 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:39:15,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:39:15,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:39:15,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:39:15,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:39:15,766 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:39:15,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:39:15,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:39:15,766 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:39:15,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:39:15,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:39:15,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:39:15,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:39:15,839 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:39:15,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum04-2.i [2019-10-03 12:39:15,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96af2429/966f2b4365264f09beb36699286c6555/FLAGcab1f2be6 [2019-10-03 12:39:16,338 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:39:16,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum04-2.i [2019-10-03 12:39:16,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96af2429/966f2b4365264f09beb36699286c6555/FLAGcab1f2be6 [2019-10-03 12:39:16,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96af2429/966f2b4365264f09beb36699286c6555 [2019-10-03 12:39:16,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:39:16,754 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:39:16,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:39:16,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:39:16,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:39:16,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:39:16" (1/1) ... [2019-10-03 12:39:16,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b85e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:16, skipping insertion in model container [2019-10-03 12:39:16,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:39:16" (1/1) ... [2019-10-03 12:39:16,771 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:39:16,784 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:39:17,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:39:17,011 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:39:17,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:39:17,035 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:39:17,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17 WrapperNode [2019-10-03 12:39:17,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:39:17,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:39:17,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:39:17,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:39:17,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:39:17,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:39:17,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:39:17,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:39:17,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:17" (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 [2019-10-03 12:39:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:39:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:39:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:39:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:39:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:39:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:39:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:39:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:39:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:39:17,368 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:39:17,369 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:39:17,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:39:17 BoogieIcfgContainer [2019-10-03 12:39:17,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:39:17,371 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:39:17,371 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:39:17,372 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:39:17,372 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:39:17" (1/1) ... [2019-10-03 12:39:17,398 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:39:17,546 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:39:17,568 INFO L272 AbstractInterpreter]: Visited 20 different actions 44 times. Merged at 2 different actions 12 times. Widened at 1 different actions 2 times. Performed 80 root evaluator evaluations with a maximum evaluation depth of 7. Performed 80 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 4 variables. [2019-10-03 12:39:17,569 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:39:17,572 INFO L168 Benchmark]: Toolchain (without parser) took 816.31 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.0 MB in the beginning and 155.5 MB in the end (delta: -70.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:39:17,573 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory is still 104.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:39:17,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.48 ms. Allocated memory is still 138.9 MB. Free memory was 85.0 MB in the beginning and 75.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:17,576 INFO L168 Benchmark]: Boogie Preprocessor took 118.80 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.9 MB in the beginning and 176.0 MB in the end (delta: -100.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:17,577 INFO L168 Benchmark]: RCFGBuilder took 215.14 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 165.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:17,578 INFO L168 Benchmark]: Abstract Interpretation took 197.65 ms. Allocated memory is still 198.7 MB. Free memory was 165.1 MB in the beginning and 155.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:17,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory is still 104.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 280.48 ms. Allocated memory is still 138.9 MB. Free memory was 85.0 MB in the beginning and 75.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.80 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.9 MB in the beginning and 176.0 MB in the end (delta: -100.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 215.14 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 165.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 197.65 ms. Allocated memory is still 198.7 MB. Free memory was 165.1 MB in the beginning and 155.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 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] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] sn = sn + (2) [L13] i++ [L13] COND TRUE i<=8 [L14] sn = sn + (2) [L13] i++ [L13] COND FALSE !(i<=8) [L16] 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...