java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/signedintegeroverflow-regression/Division_false-no-overflow.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f723e60 [2018-10-26 17:53:51,292 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 17:53:51,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 17:53:51,329 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 17:53:51,330 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 17:53:51,338 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 17:53:51,339 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 17:53:51,346 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 17:53:51,365 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 17:53:51,376 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 17:53:51,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 17:53:51,377 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 17:53:51,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 17:53:51,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 17:53:51,395 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 17:53:51,397 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 17:53:51,403 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 17:53:51,405 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 17:53:51,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 17:53:51,423 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 17:53:51,424 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 17:53:51,427 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 17:53:51,433 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 17:53:51,468 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-10-26 17:53:51,521 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 17:53:51,521 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 17:53:51,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 17:53:51,525 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 17:53:51,525 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 17:53:51,526 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 17:53:51,532 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 17:53:51,533 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 17:53:51,533 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-26 17:53:51,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 17:53:51,534 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 17:53:51,534 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 17:53:51,534 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 17:53:51,534 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 17:53:51,537 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-26 17:53:51,537 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 17:53:51,537 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 17:53:51,538 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 17:53:51,538 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 17:53:51,538 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 17:53:51,538 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 17:53:51,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 17:53:51,539 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 17:53:51,539 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 17:53:51,539 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 17:53:51,539 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 17:53:51,539 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 17:53:51,543 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 17:53:51,543 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 17:53:51,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 17:53:51,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 17:53:51,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 17:53:51,722 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 17:53:51,723 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 17:53:51,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/Division_false-no-overflow.c.i [2018-10-26 17:53:51,878 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f6d897e/8db2230fff2e43e895e071939c63fb6d/FLAG06612b3ab [2018-10-26 17:53:53,105 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 17:53:53,113 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/signedintegeroverflow-regression/Division_false-no-overflow.c.i [2018-10-26 17:53:53,151 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f6d897e/8db2230fff2e43e895e071939c63fb6d/FLAG06612b3ab [2018-10-26 17:53:53,187 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f6d897e/8db2230fff2e43e895e071939c63fb6d [2018-10-26 17:53:53,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 17:53:53,223 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-26 17:53:53,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 17:53:53,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 17:53:53,236 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 17:53:53,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:53:53" (1/1) ... [2018-10-26 17:53:53,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b42f18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:53, skipping insertion in model container [2018-10-26 17:53:53,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:53:53" (1/1) ... [2018-10-26 17:53:53,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 17:53:53,371 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 17:53:54,105 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 17:53:54,129 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 17:53:54,260 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 17:53:54,421 INFO L193 MainTranslator]: Completed translation [2018-10-26 17:53:54,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54 WrapperNode [2018-10-26 17:53:54,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 17:53:54,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 17:53:54,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 17:53:54,425 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 17:53:54,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:53:54" (1/1) ... [2018-10-26 17:53:54,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 17:53:54,730 INFO L168 Benchmark]: Toolchain (without parser) took 1513.93 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -53.1 MB). Peak memory consumption was 34.3 MB. Max. memory is 3.9 GB. [2018-10-26 17:53:54,739 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-26 17:53:54,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.16 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-10-26 17:53:54,744 INFO L168 Benchmark]: Boogie Preprocessor took 297.58 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -75.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 3.9 GB. [2018-10-26 17:53:54,754 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 1198.16 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 297.58 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -75.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...