./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/loops/trex01-2.i -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 ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops/trex01-2.i -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 ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:12:50,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:50,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:50,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:50,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:50,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:50,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:50,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:50,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:50,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:50,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:50,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:50,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:50,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:50,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:50,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:50,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:50,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:50,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:50,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:50,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:50,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:50,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:50,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:50,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:50,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:50,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:50,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:50,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:50,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:50,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:50,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:50,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:50,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:50,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:50,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:50,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:50,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:50,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:50,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:50,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:50,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:50,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:50,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:50,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:50,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:50,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:50,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:50,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:50,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:50,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:50,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:50,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:50,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:50,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:50,391 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:50,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:50,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:50,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:50,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:50,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:50,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:50,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:50,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:50,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:50,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:50,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:50,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:50,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:50,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:50,401 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 -> ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 [2019-11-27 16:12:50,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:50,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:50,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:50,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:50,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:50,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-2.i [2019-11-27 16:12:51,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba119ecf/443e7d3126984e87910ead6b81a6919a/FLAG300f9b943 [2019-11-27 16:12:52,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:52,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-2.i [2019-11-27 16:12:52,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba119ecf/443e7d3126984e87910ead6b81a6919a/FLAG300f9b943 [2019-11-27 16:12:52,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba119ecf/443e7d3126984e87910ead6b81a6919a [2019-11-27 16:12:52,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:52,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:52,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:52,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:52,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:52,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:52,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52, skipping insertion in model container [2019-11-27 16:12:52,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:52,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:52,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:52,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:52,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:52,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:52,983 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:52,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52 WrapperNode [2019-11-27 16:12:52,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:52,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:52,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:52,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:53,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:53,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:53,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:53,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:53,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:52" (1/1) ... [2019-11-27 16:12:53,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:53,252 INFO L168 Benchmark]: Toolchain (without parser) took 928.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:53,265 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-27 16:12:53,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.28 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:53,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:53,272 INFO L168 Benchmark]: Boogie Preprocessor took 72.93 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:53,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 667.28 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 175.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.93 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 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 0.1.24-509859d [2019-11-27 16:12:57,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:57,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:57,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:57,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:57,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:57,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:57,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:57,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:57,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:57,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:57,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:57,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:57,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:57,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:57,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:57,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:57,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:57,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:57,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:57,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:57,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:57,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:57,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:57,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:57,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:57,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:57,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:57,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:57,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:57,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:57,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:57,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:57,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:57,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:57,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:57,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:57,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:57,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:57,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:57,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:57,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:12:57,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:57,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:57,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:57,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:57,416 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:57,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:57,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:57,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:57,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:57,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:57,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:57,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:57,422 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:12:57,422 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:12:57,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:57,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:57,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:57,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:57,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:57,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:57,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:57,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:57,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:57,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:57,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:57,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:57,430 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:12:57,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:12:57,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:57,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:12:57,435 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 -> ac73664c6b6c540fa41a6c75f0a1d02ae5fcc2e0 [2019-11-27 16:12:58,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:58,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:58,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:58,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:58,157 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:58,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-2.i [2019-11-27 16:12:58,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe893cce/15ff34eacb0d4cbf9263be311472ea9a/FLAGaca81c24d [2019-11-27 16:12:59,390 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:59,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-2.i [2019-11-27 16:12:59,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe893cce/15ff34eacb0d4cbf9263be311472ea9a/FLAGaca81c24d [2019-11-27 16:12:59,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe893cce/15ff34eacb0d4cbf9263be311472ea9a [2019-11-27 16:12:59,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:59,460 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:59,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:59,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:59,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:59,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:59, skipping insertion in model container [2019-11-27 16:12:59,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:59" (1/1) ... [2019-11-27 16:12:59,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:59,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:00,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:00,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:00,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:00,203 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:00,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00 WrapperNode [2019-11-27 16:13:00,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:00,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:00,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:00,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:00,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:00,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:00,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:00,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:00,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:00,395 INFO L168 Benchmark]: Toolchain (without parser) took 932.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:00,397 INFO L168 Benchmark]: CDTParser took 2.68 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. [2019-11-27 16:13:00,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:00,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.47 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:00,401 INFO L168 Benchmark]: Boogie Preprocessor took 72.12 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:00,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 740.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.47 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.12 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...