java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./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/UnaryMinus_false-no-overflow.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f5fa1ab [2018-02-12 12:04:00,993 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-12 12:04:01,000 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-12 12:04:01,048 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-12 12:04:01,048 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-12 12:04:01,049 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-12 12:04:01,051 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-12 12:04:01,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-12 12:04:01,064 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-12 12:04:01,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-12 12:04:01,073 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-12 12:04:01,073 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-12 12:04:01,075 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-12 12:04:01,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-12 12:04:01,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-12 12:04:01,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-12 12:04:01,101 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-12 12:04:01,110 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-12 12:04:01,112 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-12 12:04:01,113 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-12 12:04:01,123 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-12 12:04:01,134 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-12 12:04:01,140 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-12 12:04:01,140 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-02-12 12:04:01,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-12 12:04:01,187 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-12 12:04:01,188 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-02-12 12:04:01,188 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-02-12 12:04:01,188 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-12 12:04:01,189 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-12 12:04:01,189 INFO L133 SettingsManager]: * Use SBE=true [2018-02-12 12:04:01,189 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-12 12:04:01,189 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-12 12:04:01,189 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-12 12:04:01,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-12 12:04:01,190 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-02-12 12:04:01,190 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-12 12:04:01,190 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-02-12 12:04:01,190 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-02-12 12:04:01,191 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-02-12 12:04:01,191 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-02-12 12:04:01,191 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-12 12:04:01,191 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-12 12:04:01,191 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-12 12:04:01,197 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-12 12:04:01,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-12 12:04:01,198 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-12 12:04:01,198 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-12 12:04:01,198 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-12 12:04:01,198 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-02-12 12:04:01,198 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-02-12 12:04:01,198 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-02-12 12:04:01,199 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-12 12:04:01,199 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-02-12 12:04:01,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-12 12:04:01,329 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-02-12 12:04:01,334 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-12 12:04:01,341 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-12 12:04:01,341 INFO L276 PluginConnector]: CDTParser initialized [2018-02-12 12:04:01,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/UnaryMinus_false-no-overflow.c.i [2018-02-12 12:04:01,715 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-12 12:04:01,743 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-02-12 12:04:01,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-12 12:04:01,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-12 12:04:01,756 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-12 12:04:01,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 12:04:01" (1/1) ... [2018-02-12 12:04:01,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4028cb6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:01, skipping insertion in model container [2018-02-12 12:04:01,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 12:04:01" (1/1) ... [2018-02-12 12:04:01,809 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 12:04:01,894 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 12:04:02,197 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-12 12:04:02,234 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-12 12:04:02,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02 WrapperNode [2018-02-12 12:04:02,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-12 12:04:02,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-12 12:04:02,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-12 12:04:02,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-12 12:04:02,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:04:02" (1/1) ... [2018-02-12 12:04:02,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-12 12:04:02,339 INFO L168 Benchmark]: Toolchain (without parser) took 622.82 ms. Allocated memory is still 383.3 MB. Free memory was 342.7 MB in the beginning and 330.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 1.9 GB. [2018-02-12 12:04:02,341 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 383.3 MB. Free memory is still 348.0 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-02-12 12:04:02,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.10 ms. Allocated memory is still 383.3 MB. Free memory was 341.6 MB in the beginning and 332.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 1.9 GB. [2018-02-12 12:04:02,349 INFO L168 Benchmark]: Boogie Preprocessor took 78.69 ms. Allocated memory is still 383.3 MB. Free memory was 332.8 MB in the beginning and 330.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. [2018-02-12 12:04:02,353 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 383.3 MB. Free memory is still 348.0 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 505.10 ms. Allocated memory is still 383.3 MB. Free memory was 341.6 MB in the beginning and 332.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 78.69 ms. Allocated memory is still 383.3 MB. Free memory was 332.8 MB in the beginning and 330.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...