./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-25 22:24:22,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:22,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:22,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:22,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:22,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:22,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:22,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:22,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:22,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:22,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:22,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:22,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:22,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:22,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:22,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:22,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:22,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:22,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:22,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:22,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:22,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:22,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:22,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:22,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:22,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:22,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:22,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:22,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:22,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:22,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:22,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:22,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:22,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:22,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:22,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:22,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:22,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:22,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:22,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:22,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:22,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:24:22,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:22,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:22,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:22,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:22,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:22,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:22,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:22,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:24:22,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:22,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:22,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:22,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:22,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:22,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:22,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:22,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:22,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:22,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:22,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:22,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:22,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:22,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:22,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:22,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:22,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:22,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:24:22,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:24:22,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:22,484 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 [2019-11-25 22:24:23,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:23,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:23,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:23,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:23,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:23,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-25 22:24:23,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ef0feaf/d601bd519d1344a78592f497054e6808/FLAGbc197059b [2019-11-25 22:24:24,350 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:24,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-25 22:24:24,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ef0feaf/d601bd519d1344a78592f497054e6808/FLAGbc197059b [2019-11-25 22:24:24,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ef0feaf/d601bd519d1344a78592f497054e6808 [2019-11-25 22:24:24,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:24,425 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:24,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:24,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:24,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:24,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:24" (1/1) ... [2019-11-25 22:24:24,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:24, skipping insertion in model container [2019-11-25 22:24:24,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:24" (1/1) ... [2019-11-25 22:24:24,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:24,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:24,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:24,984 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:25,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:25,057 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:25,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25 WrapperNode [2019-11-25 22:24:25,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:25,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:25,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:25,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:25,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:25,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:25,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:25,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:25,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:25" (1/1) ... [2019-11-25 22:24:25,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:25,311 INFO L168 Benchmark]: Toolchain (without parser) took 869.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:25,313 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:24:25,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.04 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:25,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:25,324 INFO L168 Benchmark]: Boogie Preprocessor took 47.60 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:25,336 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 636.04 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 170.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.60 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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 0.1.24-65d6cd2 [2019-11-25 22:24:29,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:29,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:29,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:29,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:29,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:29,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:29,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:29,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:29,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:29,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:29,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:29,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:29,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:29,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:29,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:29,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:29,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:29,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:29,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:29,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:29,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:29,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:29,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:29,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:29,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:29,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:29,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:29,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:29,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:29,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:29,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:29,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:29,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:29,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:29,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:29,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:29,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:29,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:29,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:29,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:29,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:24:29,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:29,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:29,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:29,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:29,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:29,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:29,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:29,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:29,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:29,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:29,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:29,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:29,628 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:24:29,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:24:29,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:29,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:29,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:29,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:29,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:29,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:29,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:29,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:29,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:29,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:29,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:29,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:29,641 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:24:29,642 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:24:29,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:29,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:24:29,646 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 [2019-11-25 22:24:30,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:30,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:30,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:30,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:30,295 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:30,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-25 22:24:30,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fcc0ac7/9c1710219dcd4d41864ca80dfd2511b0/FLAGeece1d634 [2019-11-25 22:24:31,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:31,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2019-11-25 22:24:31,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fcc0ac7/9c1710219dcd4d41864ca80dfd2511b0/FLAGeece1d634 [2019-11-25 22:24:31,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fcc0ac7/9c1710219dcd4d41864ca80dfd2511b0 [2019-11-25 22:24:31,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:31,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:31,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:31,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:31,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:31,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:31" (1/1) ... [2019-11-25 22:24:31,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:31, skipping insertion in model container [2019-11-25 22:24:31,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:31" (1/1) ... [2019-11-25 22:24:31,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:31,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:32,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:32,146 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:32,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:32,219 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:32,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32 WrapperNode [2019-11-25 22:24:32,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:32,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:32,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:32,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:32,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:32,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:32,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:32,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:32,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:32,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:32,508 INFO L168 Benchmark]: Toolchain (without parser) took 889.57 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 997.1 MB in the end (delta: -35.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:32,512 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. [2019-11-25 22:24:32,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:32,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.1 MB in the end (delta: -47.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:32,524 INFO L168 Benchmark]: Boogie Preprocessor took 53.70 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:32,536 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 601.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.1 MB in the end (delta: -47.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.70 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 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...