java -ea -Xmx2000000000 -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/PostfixDecrement_false-no-overflow.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-107d8f3-m [2018-09-13 18:46:00,823 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:46:00,826 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:46:00,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:46:00,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:46:00,862 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:46:00,865 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:46:00,868 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:46:00,877 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:46:00,879 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:46:00,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:46:00,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:46:00,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:46:00,891 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:46:00,892 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:46:00,893 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:46:00,906 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:46:00,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:46:00,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:46:00,924 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:46:00,930 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:46:00,932 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:46:00,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-13 18:46:00,958 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:46:00,958 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:46:00,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:46:00,966 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:46:00,967 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 [2018-09-13 18:46:01,019 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:46:01,019 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:46:01,020 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 18:46:01,025 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 18:46:01,026 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:46:01,027 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:46:01,031 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:46:01,031 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:46:01,032 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 18:46:01,032 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:46:01,032 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:46:01,032 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 18:46:01,032 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:46:01,033 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 18:46:01,033 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-13 18:46:01,035 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 18:46:01,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 18:46:01,036 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:46:01,036 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:46:01,036 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:46:01,037 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:46:01,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:46:01,037 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:46:01,037 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:46:01,037 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 18:46:01,038 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:46:01,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:46:01,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:46:01,038 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 18:46:01,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:46:01,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:46:01,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:46:01,232 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:46:01,233 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:46:01,237 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/PostfixDecrement_false-no-overflow.c.i [2018-09-13 18:46:01,927 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f23dcc93/9f8fb1113e0c49b1a615aa9a39c1fe06/FLAG54d436f0a [2018-09-13 18:46:02,542 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:46:02,543 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/signedintegeroverflow-regression/PostfixDecrement_false-no-overflow.c.i [2018-09-13 18:46:02,584 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f23dcc93/9f8fb1113e0c49b1a615aa9a39c1fe06/FLAG54d436f0a [2018-09-13 18:46:02,616 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f23dcc93/9f8fb1113e0c49b1a615aa9a39c1fe06 [2018-09-13 18:46:02,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:46:02,636 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:46:02,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:02,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:46:02,657 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:46:02,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:02" (1/1) ... [2018-09-13 18:46:02,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c5aa8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:02, skipping insertion in model container [2018-09-13 18:46:02,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:02" (1/1) ... [2018-09-13 18:46:03,163 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:46:03,280 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:03,348 INFO L423 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-13 18:46:03,360 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:03,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03 WrapperNode [2018-09-13 18:46:03,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:03,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 18:46:03,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 18:46:03,418 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 18:46:03,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:03" (1/1) ... [2018-09-13 18:46:03,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 18:46:03,518 INFO L168 Benchmark]: Toolchain (without parser) took 887.64 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 18:46:03,525 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-13 18:46:03,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.84 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 18:46:03,529 INFO L168 Benchmark]: Boogie Preprocessor took 83.46 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-13 18:46:03,537 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 0.38 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 777.84 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 83.46 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...