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 0.1.23-1f713e5 [2018-11-05 14:17:11,866 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-05 14:17:11,870 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-05 14:17:11,895 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-05 14:17:11,896 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-05 14:17:11,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-05 14:17:11,907 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-05 14:17:11,913 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-05 14:17:11,917 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-05 14:17:11,924 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-05 14:17:11,925 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-05 14:17:11,925 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-05 14:17:11,926 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-05 14:17:11,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-05 14:17:11,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-05 14:17:11,942 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-05 14:17:11,943 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-05 14:17:11,948 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-05 14:17:11,960 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-05 14:17:11,968 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-05 14:17:11,976 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-05 14:17:11,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-05 14:17:11,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-05 14:17:12,013 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 [2018-11-05 14:17:12,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-05 14:17:12,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-05 14:17:12,066 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-05 14:17:12,066 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-05 14:17:12,070 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-05 14:17:12,070 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-05 14:17:12,070 INFO L133 SettingsManager]: * Use SBE=true [2018-11-05 14:17:12,070 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-05 14:17:12,074 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-05 14:17:12,074 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-05 14:17:12,074 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-05 14:17:12,074 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-05 14:17:12,075 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-05 14:17:12,075 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-05 14:17:12,075 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-05 14:17:12,077 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-05 14:17:12,077 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-05 14:17:12,077 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-05 14:17:12,077 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-05 14:17:12,078 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-05 14:17:12,078 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-05 14:17:12,078 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-05 14:17:12,078 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-05 14:17:12,078 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-05 14:17:12,079 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-05 14:17:12,079 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-05 14:17:12,079 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-05 14:17:12,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-05 14:17:12,079 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-05 14:17:12,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-05 14:17:12,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-05 14:17:12,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-05 14:17:12,267 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-05 14:17:12,267 INFO L276 PluginConnector]: CDTParser initialized [2018-11-05 14:17:12,271 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/Division_false-no-overflow.c.i [2018-11-05 14:17:12,414 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143185e1d/c8af7743fd2b475bbeac5f906d4b48fa/FLAG48f75d9cb [2018-11-05 14:17:13,596 INFO L298 CDTParser]: Found 1 translation units. [2018-11-05 14:17:13,601 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/signedintegeroverflow-regression/Division_false-no-overflow.c.i [2018-11-05 14:17:13,628 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143185e1d/c8af7743fd2b475bbeac5f906d4b48fa/FLAG48f75d9cb [2018-11-05 14:17:13,655 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143185e1d/c8af7743fd2b475bbeac5f906d4b48fa [2018-11-05 14:17:13,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-05 14:17:13,672 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-05 14:17:13,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-05 14:17:13,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-05 14:17:13,689 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-05 14:17:13,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:17:13" (1/1) ... [2018-11-05 14:17:13,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46a74323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:13, skipping insertion in model container [2018-11-05 14:17:13,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:17:13" (1/1) ... [2018-11-05 14:17:13,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-05 14:17:13,829 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-05 14:17:14,628 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 14:17:14,656 INFO L189 MainTranslator]: Completed pre-run [2018-11-05 14:17:14,783 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 14:17:14,924 INFO L193 MainTranslator]: Completed translation [2018-11-05 14:17:14,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14 WrapperNode [2018-11-05 14:17:14,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-05 14:17:14,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-05 14:17:14,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-05 14:17:14,927 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-05 14:17:15,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:17:14" (1/1) ... [2018-11-05 14:17:15,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-05 14:17:15,227 INFO L168 Benchmark]: Toolchain (without parser) took 1550.33 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: -53.3 MB). Peak memory consumption was 34.1 MB. Max. memory is 3.9 GB. [2018-11-05 14:17:15,233 INFO L168 Benchmark]: CDTParser took 0.31 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. [2018-11-05 14:17:15,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1253.15 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. [2018-11-05 14:17:15,235 INFO L168 Benchmark]: Boogie Preprocessor took 291.13 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: -75.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 3.9 GB. [2018-11-05 14:17:15,247 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 0.31 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 1253.15 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 291.13 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: -75.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...