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/loop-lit/jm2006.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:13:15,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:13:15,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:13:15,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:13:15,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:13:15,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:13:15,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:13:15,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:13:15,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:13:15,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:13:15,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:13:15,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:13:15,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:13:15,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:13:15,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:13:15,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:13:15,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:13:15,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:13:15,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:13:15,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:13:15,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:13:15,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:13:15,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:13:15,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:13:15,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:13:15,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:13:15,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:13:15,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:13:15,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:13:15,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:13:15,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:13:15,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:13:15,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:13:15,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:13:15,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:13:15,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:13:15,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:13:15,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:13:15,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:13:15,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:13:15,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:13:15,270 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 [2019-09-11 16:13:15,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:13:15,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:13:15,287 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:13:15,287 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:13:15,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:13:15,288 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:13:15,288 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:13:15,288 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:13:15,288 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:13:15,289 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:13:15,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:13:15,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:13:15,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:13:15,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:13:15,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:13:15,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:13:15,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:13:15,291 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:13:15,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:13:15,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:13:15,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:13:15,292 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:13:15,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:13:15,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:13:15,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:13:15,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:13:15,293 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:13:15,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:13:15,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:13:15,293 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:13:15,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:13:15,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:13:15,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:13:15,341 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:13:15,342 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:13:15,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.i [2019-09-11 16:13:15,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b565feb26/a3d336260bb84f61b443ff3afd6b0c9e/FLAGbfa9ad053 [2019-09-11 16:13:15,889 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:13:15,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.i [2019-09-11 16:13:15,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b565feb26/a3d336260bb84f61b443ff3afd6b0c9e/FLAGbfa9ad053 [2019-09-11 16:13:16,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b565feb26/a3d336260bb84f61b443ff3afd6b0c9e [2019-09-11 16:13:16,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:13:16,325 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:13:16,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:13:16,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:13:16,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:13:16,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e7d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16, skipping insertion in model container [2019-09-11 16:13:16,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:13:16,363 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:13:16,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:13:16,573 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:13:16,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:13:16,602 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:13:16,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16 WrapperNode [2019-09-11 16:13:16,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:13:16,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:13:16,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:13:16,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:13:16,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:16,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:13:16,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:13:16,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:13:16,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:13:16,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:13:16" (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 [2019-09-11 16:13:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:13:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:13:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-11 16:13:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:13:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:13:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:13:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-11 16:13:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:13:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:13:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:13:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:13:16,970 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:13:16,972 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:13:16,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:13:16 BoogieIcfgContainer [2019-09-11 16:13:16,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:13:16,981 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:13:16,982 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:13:16,982 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:13:16,985 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:13:16" (1/1) ... [2019-09-11 16:13:17,044 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:13:17,308 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:13:17,332 INFO L272 AbstractInterpreter]: Visited 24 different actions 82 times. Merged at 6 different actions 18 times. Widened at 1 different actions 2 times. Performed 159 root evaluator evaluations with a maximum evaluation depth of 6. Performed 159 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 11 fixpoints after 4 different actions. Largest state had 9 variables. [2019-09-11 16:13:17,332 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:13:17,335 INFO L168 Benchmark]: Toolchain (without parser) took 1008.33 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 85.9 MB in the beginning and 152.7 MB in the end (delta: -66.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:13:17,336 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 104.6 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:13:17,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.61 ms. Allocated memory is still 135.8 MB. Free memory was 85.7 MB in the beginning and 76.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:13:17,339 INFO L168 Benchmark]: Boogie Preprocessor took 132.10 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 76.7 MB in the beginning and 177.9 MB in the end (delta: -101.2 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:13:17,340 INFO L168 Benchmark]: RCFGBuilder took 237.87 ms. Allocated memory is still 200.3 MB. Free memory was 177.9 MB in the beginning and 165.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:13:17,341 INFO L168 Benchmark]: Abstract Interpretation took 350.66 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 152.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:13:17,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 104.6 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 276.61 ms. Allocated memory is still 135.8 MB. Free memory was 85.7 MB in the beginning and 76.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.10 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 76.7 MB in the beginning and 177.9 MB in the end (delta: -101.2 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 237.87 ms. Allocated memory is still 200.3 MB. Free memory was 177.9 MB in the beginning and 165.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 350.66 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 152.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 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: [L11] int i, j; [L12] i = __VERIFIER_nondet_int() [L13] j = __VERIFIER_nondet_int() [L14] COND FALSE !(!(i >= 0 && j >= 0)) [L15] int x = i; [L16] int y = j; [L17] COND FALSE !(x != 0) [L21] COND TRUE i == j [L22] CALL __VERIFIER_assert(y == 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...