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-crafted-1/Mono5_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c6af20d [2019-09-03 21:27:17,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-03 21:27:17,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-03 21:27:17,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-03 21:27:17,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-03 21:27:17,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-03 21:27:17,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-03 21:27:17,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-03 21:27:17,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-03 21:27:17,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-03 21:27:17,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-03 21:27:17,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-03 21:27:17,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-03 21:27:17,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-03 21:27:17,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-03 21:27:17,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-03 21:27:17,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-03 21:27:17,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-03 21:27:17,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-03 21:27:17,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-03 21:27:17,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-03 21:27:17,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-03 21:27:17,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-03 21:27:17,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-03 21:27:17,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-03 21:27:17,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-03 21:27:17,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-03 21:27:17,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-03 21:27:17,358 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 [2019-09-03 21:27:17,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-03 21:27:17,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-03 21:27:17,374 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-03 21:27:17,374 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-03 21:27:17,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-03 21:27:17,375 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-03 21:27:17,375 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-03 21:27:17,375 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-03 21:27:17,376 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-03 21:27:17,376 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-03 21:27:17,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-03 21:27:17,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-03 21:27:17,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-03 21:27:17,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-03 21:27:17,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-03 21:27:17,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-03 21:27:17,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-03 21:27:17,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-03 21:27:17,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-03 21:27:17,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-03 21:27:17,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-03 21:27:17,379 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-03 21:27:17,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-03 21:27:17,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-03 21:27:17,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-03 21:27:17,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-03 21:27:17,380 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-03 21:27:17,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-03 21:27:17,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-03 21:27:17,380 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-03 21:27:17,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-03 21:27:17,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-03 21:27:17,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-03 21:27:17,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-03 21:27:17,427 INFO L275 PluginConnector]: CDTParser initialized [2019-09-03 21:27:17,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/Mono5_1.c [2019-09-03 21:27:17,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0090b4fa7/86d242268b494ce29c3964ab55f5c2c1/FLAGd7233117d [2019-09-03 21:27:17,935 INFO L306 CDTParser]: Found 1 translation units. [2019-09-03 21:27:17,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/Mono5_1.c [2019-09-03 21:27:17,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0090b4fa7/86d242268b494ce29c3964ab55f5c2c1/FLAGd7233117d [2019-09-03 21:27:18,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0090b4fa7/86d242268b494ce29c3964ab55f5c2c1 [2019-09-03 21:27:18,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-03 21:27:18,342 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-03 21:27:18,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-03 21:27:18,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-03 21:27:18,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-03 21:27:18,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@541ebaac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18, skipping insertion in model container [2019-09-03 21:27:18,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,359 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-03 21:27:18,373 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-03 21:27:18,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 21:27:18,547 INFO L188 MainTranslator]: Completed pre-run [2019-09-03 21:27:18,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 21:27:18,580 INFO L192 MainTranslator]: Completed translation [2019-09-03 21:27:18,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18 WrapperNode [2019-09-03 21:27:18,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-03 21:27:18,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-03 21:27:18,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-03 21:27:18,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-03 21:27:18,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-03 21:27:18,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-03 21:27:18,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-03 21:27:18,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-03 21:27:18,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:27:18" (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 [2019-09-03 21:27:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-03 21:27:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-03 21:27:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-03 21:27:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-03 21:27:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-03 21:27:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-03 21:27:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-03 21:27:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-03 21:27:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-03 21:27:18,930 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-03 21:27:18,930 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-03 21:27:18,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 09:27:18 BoogieIcfgContainer [2019-09-03 21:27:18,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-03 21:27:18,932 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-03 21:27:18,932 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-03 21:27:18,933 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-03 21:27:18,934 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 09:27:18" (1/1) ... [2019-09-03 21:27:18,962 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-03 21:27:19,079 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-03 21:27:19,280 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-03 21:27:19,305 INFO L272 AbstractInterpreter]: Visited 22 different actions 122 times. Merged at 7 different actions 40 times. Widened at 1 different actions 4 times. Performed 158 root evaluator evaluations with a maximum evaluation depth of 8. Performed 158 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 14 fixpoints after 4 different actions. Largest state had 6 variables. [2019-09-03 21:27:19,306 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-03 21:27:19,311 INFO L168 Benchmark]: Toolchain (without parser) took 964.93 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 148.2 MB in the end (delta: -61.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-03 21:27:19,313 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-03 21:27:19,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.79 ms. Allocated memory is still 139.5 MB. Free memory was 86.4 MB in the beginning and 76.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-03 21:27:19,318 INFO L168 Benchmark]: Boogie Preprocessor took 123.83 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 76.9 MB in the beginning and 177.2 MB in the end (delta: -100.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-03 21:27:19,321 INFO L168 Benchmark]: RCFGBuilder took 225.90 ms. Allocated memory is still 199.2 MB. Free memory was 177.2 MB in the beginning and 166.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-03 21:27:19,322 INFO L168 Benchmark]: Abstract Interpretation took 373.58 ms. Allocated memory is still 199.2 MB. Free memory was 166.0 MB in the beginning and 148.2 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-09-03 21:27:19,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 237.79 ms. Allocated memory is still 139.5 MB. Free memory was 86.4 MB in the beginning and 76.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.83 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 76.9 MB in the beginning and 177.2 MB in the end (delta: -100.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 225.90 ms. Allocated memory is still 199.2 MB. Free memory was 177.2 MB in the beginning and 166.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 373.58 ms. Allocated memory is still 199.2 MB. Free memory was 166.0 MB in the beginning and 148.2 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 2]: 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: [L4] unsigned int x = 0; [L5] unsigned int y = 10000000; [L6] unsigned int z=5000000; [L7] COND FALSE !(x