./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/trex04.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 af2ddbb903c4368307185214b2ec9c8b5acf03e6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/trex04.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 af2ddbb903c4368307185214b2ec9c8b5acf03e6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:28,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:28,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:28,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:28,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:28,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:28,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:28,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:28,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:28,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:28,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:28,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:28,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:28,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:28,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:28,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:28,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:28,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:28,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:28,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:28,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:28,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:28,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:28,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:28,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:28,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:28,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:28,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:28,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:28,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:28,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:28,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:28,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:28,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:28,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:28,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:28,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:28,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:28,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:28,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:28,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:28,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:28,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:28,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:28,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:28,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:28,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:28,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:28,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:28,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:28,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:28,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:28,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:28,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:28,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:28,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:28,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:28,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:28,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:28,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:28,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:28,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:28,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:28,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:28,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:28,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:28,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:28,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:28,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:28,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:28,460 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 -> af2ddbb903c4368307185214b2ec9c8b5acf03e6 [2019-11-26 17:03:29,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:29,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:29,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:29,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:29,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:29,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex04.c [2019-11-26 17:03:29,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24ba8c2a/1d29181e14494ea291ac1f3bd6f9835d/FLAG1a71e6d69 [2019-11-26 17:03:30,306 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:30,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex04.c [2019-11-26 17:03:30,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24ba8c2a/1d29181e14494ea291ac1f3bd6f9835d/FLAG1a71e6d69 [2019-11-26 17:03:30,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24ba8c2a/1d29181e14494ea291ac1f3bd6f9835d [2019-11-26 17:03:30,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:30,375 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:30,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:30,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:30,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:30,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:30,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30, skipping insertion in model container [2019-11-26 17:03:30,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:30,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:30,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:30,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:30,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:30,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:30,920 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:30,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30 WrapperNode [2019-11-26 17:03:30,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:30,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:30,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:30,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:30,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:30,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:31,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:31,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:31,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:31,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:30" (1/1) ... [2019-11-26 17:03:31,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:31,172 INFO L168 Benchmark]: Toolchain (without parser) took 783.06 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. [2019-11-26 17:03:31,176 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 17:03:31,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.34 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. [2019-11-26 17:03:31,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.17 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:31,184 INFO L168 Benchmark]: Boogie Preprocessor took 58.89 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. [2019-11-26 17:03:31,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 546.34 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 164.17 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.89 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:35,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:35,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:35,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:35,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:35,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:35,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:35,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:35,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:35,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:35,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:35,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:35,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:35,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:35,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:35,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:35,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:35,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:35,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:35,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:35,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:35,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:35,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:35,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:35,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:35,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:35,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:35,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:35,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:35,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:35,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:35,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:35,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:35,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:35,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:35,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:35,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:35,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:35,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:35,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:35,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:35,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:35,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:35,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:35,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:35,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:35,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:35,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:35,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:35,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:35,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:35,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:35,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:35,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:35,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:35,253 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:35,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:35,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:35,254 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:35,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:35,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:35,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:35,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:35,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:35,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:35,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:35,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:35,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:35,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:35,260 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:35,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:35,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:35,264 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 -> af2ddbb903c4368307185214b2ec9c8b5acf03e6 [2019-11-26 17:03:35,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:35,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:35,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:35,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:35,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:35,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex04.c [2019-11-26 17:03:36,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279b7aba0/1eb3c730f3d24e458e30daf75feea702/FLAGf2070aa3b [2019-11-26 17:03:37,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:37,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex04.c [2019-11-26 17:03:37,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279b7aba0/1eb3c730f3d24e458e30daf75feea702/FLAGf2070aa3b [2019-11-26 17:03:37,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279b7aba0/1eb3c730f3d24e458e30daf75feea702 [2019-11-26 17:03:37,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:37,187 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:37,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:37,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:37,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:37,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37, skipping insertion in model container [2019-11-26 17:03:37,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:37,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:37,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:37,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:37,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:37,724 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:37,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37 WrapperNode [2019-11-26 17:03:37,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:37,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:37,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:37,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:37,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:37,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:37,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:37,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:37,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:37" (1/1) ... [2019-11-26 17:03:37,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:37,974 INFO L168 Benchmark]: Toolchain (without parser) took 776.57 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: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:37,976 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 17:03:37,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.62 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. [2019-11-26 17:03:37,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.51 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:37,981 INFO L168 Benchmark]: Boogie Preprocessor took 75.13 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-26 17:03:37,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 533.62 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 152.51 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.13 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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...