./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector-loops/overflow_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-loops/overflow_1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f4526571742eb25e0f57ff87ddd1b7e43e417837 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-loops/overflow_1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f4526571742eb25e0f57ff87ddd1b7e43e417837 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:38:21,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:22,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:22,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:22,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:22,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:22,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:22,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:22,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:22,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:22,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:22,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:22,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:22,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:22,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:22,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:22,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:22,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:22,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:22,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:22,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:22,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:22,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:22,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:22,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:22,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:22,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:22,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:22,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:22,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:22,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:22,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:22,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:22,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:22,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:22,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:22,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:22,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:22,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:22,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:22,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:22,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:22,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:22,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:22,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:22,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:22,162 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:22,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:22,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:22,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:22,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:22,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:22,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:22,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:22,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:22,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:22,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:22,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:22,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:22,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:22,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:22,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:22,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:22,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:22,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:22,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:22,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:22,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:22,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:22,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:22,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:22,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4526571742eb25e0f57ff87ddd1b7e43e417837 [2019-11-24 20:38:22,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:22,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:22,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:22,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:22,664 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:22,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-24 20:38:22,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c16b574/e18156960ce14723a4bab8362bc3ea14/FLAG1119769a3 [2019-11-24 20:38:23,466 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:23,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-24 20:38:23,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c16b574/e18156960ce14723a4bab8362bc3ea14/FLAG1119769a3 [2019-11-24 20:38:23,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c16b574/e18156960ce14723a4bab8362bc3ea14 [2019-11-24 20:38:23,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:23,797 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:23,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:23,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:23,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:23,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:23" (1/1) ... [2019-11-24 20:38:23,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccb7bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:23, skipping insertion in model container [2019-11-24 20:38:23,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:23" (1/1) ... [2019-11-24 20:38:23,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:23,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:24,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:24,145 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:24,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:24,173 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:24,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24 WrapperNode [2019-11-24 20:38:24,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:24,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:24,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:24,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:24,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:24,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:24,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:24,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:24,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:24" (1/1) ... [2019-11-24 20:38:24,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:24,314 INFO L168 Benchmark]: Toolchain (without parser) took 513.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:24,316 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:24,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:24,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.4 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:24,336 INFO L168 Benchmark]: Boogie Preprocessor took 27.84 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:24,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 371.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.4 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 27.84 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:38:27,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:27,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:27,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:27,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:27,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:27,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:27,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:27,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:27,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:27,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:27,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:27,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:27,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:27,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:27,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:27,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:27,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:27,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:27,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:27,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:27,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:27,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:27,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:27,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:27,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:27,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:27,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:27,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:27,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:27,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:27,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:27,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:27,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:27,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:27,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:27,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:27,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:27,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:27,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:27,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:27,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:27,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:27,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:27,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:27,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:27,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:27,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:27,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:27,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:27,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:27,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:27,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:27,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:27,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:27,183 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:27,183 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:27,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:27,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:27,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:27,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:27,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:27,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:27,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:27,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:27,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:27,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:27,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:27,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:27,188 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:27,188 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:27,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:27,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:27,190 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4526571742eb25e0f57ff87ddd1b7e43e417837 [2019-11-24 20:38:27,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:27,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:27,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:27,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:27,670 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:27,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-24 20:38:27,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc60f9f49/2cdfc3217b9e465da4b7fc73866211af/FLAG4e0f70671 [2019-11-24 20:38:28,494 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:28,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-24 20:38:28,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc60f9f49/2cdfc3217b9e465da4b7fc73866211af/FLAG4e0f70671 [2019-11-24 20:38:28,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc60f9f49/2cdfc3217b9e465da4b7fc73866211af [2019-11-24 20:38:28,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:28,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:28,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:28,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:28,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:28,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:28, skipping insertion in model container [2019-11-24 20:38:28,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:28" (1/1) ... [2019-11-24 20:38:28,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:28,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:29,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:29,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:29,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:29,201 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:29,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29 WrapperNode [2019-11-24 20:38:29,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:29,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:29,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:29,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:29,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:29,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:29,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:29,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:29,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:29,340 INFO L168 Benchmark]: Toolchain (without parser) took 502.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 995.6 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:29,341 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:29,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.54 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:29,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.6 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:29,346 INFO L168 Benchmark]: Boogie Preprocessor took 21.22 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:29,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 378.54 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 97.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.6 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 21.22 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...