./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label26.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 ec64944e15cde20ad15af2bd0f0e78efc8184588 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem02_label26.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 ec64944e15cde20ad15af2bd0f0e78efc8184588 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:04,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:04,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:04,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:04,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:04,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:04,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:04,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:04,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:04,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:04,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:04,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:04,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:04,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:04,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:04,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:04,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:04,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:04,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:04,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:04,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:04,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:04,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:04,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:04,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:04,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:04,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:04,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:04,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:04,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:04,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:04,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:04,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:04,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:04,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:04,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:04,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:04,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:04,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:04,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:04,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:04,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:04,478 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:04,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:04,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:04,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:04,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:04,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:04,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:04,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:04,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:04,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:04,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:04,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:04,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:04,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:04,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:04,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:04,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:04,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:04,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:04,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:04,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:04,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:04,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:04,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:04,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:04,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:04,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:04,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:04,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:04,495 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 -> ec64944e15cde20ad15af2bd0f0e78efc8184588 [2019-11-24 20:40:04,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:05,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:05,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:05,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:05,018 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:05,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label26.c [2019-11-24 20:40:05,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5844cdec4/2c73f7b94d8640a8887a0af4f79973aa/FLAGef8732d52 [2019-11-24 20:40:06,019 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:06,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label26.c [2019-11-24 20:40:06,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5844cdec4/2c73f7b94d8640a8887a0af4f79973aa/FLAGef8732d52 [2019-11-24 20:40:06,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5844cdec4/2c73f7b94d8640a8887a0af4f79973aa [2019-11-24 20:40:06,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:06,207 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:06,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:06,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:06,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:06,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:06" (1/1) ... [2019-11-24 20:40:06,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:06, skipping insertion in model container [2019-11-24 20:40:06,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:06" (1/1) ... [2019-11-24 20:40:06,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:06,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:07,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:07,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:07,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:07,256 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:07,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07 WrapperNode [2019-11-24 20:40:07,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:07,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:07,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:07,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:07,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:07,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:07,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:07,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:07,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:07,518 INFO L168 Benchmark]: Toolchain (without parser) took 1312.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 961.9 MB in the end (delta: -3.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:07,521 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:07,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1047.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:07,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.11 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 967.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:07,527 INFO L168 Benchmark]: Boogie Preprocessor took 127.63 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 961.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:07,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 1047.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.11 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 967.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.63 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 961.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:10,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:10,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:10,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:10,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:10,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:10,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:10,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:10,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:10,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:10,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:10,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:10,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:10,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:10,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:10,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:10,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:10,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:10,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:10,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:10,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:10,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:10,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:10,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:10,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:10,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:10,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:10,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:10,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:10,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:10,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:10,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:10,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:10,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:10,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:10,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:10,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:10,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:10,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:10,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:10,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:10,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:10,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:10,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:10,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:10,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:10,450 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:10,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:10,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:10,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:10,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:10,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:10,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:10,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:10,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:10,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:10,455 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:10,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:10,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:10,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:10,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:10,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:10,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:10,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:10,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:10,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:10,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:10,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:10,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:10,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:10,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:10,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:10,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:10,462 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 -> ec64944e15cde20ad15af2bd0f0e78efc8184588 [2019-11-24 20:40:10,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:10,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:10,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:10,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:10,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:10,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label26.c [2019-11-24 20:40:11,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e28aa777/147d20218968447fa8669503fe7232de/FLAG7aabeb739 [2019-11-24 20:40:11,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:11,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label26.c [2019-11-24 20:40:11,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e28aa777/147d20218968447fa8669503fe7232de/FLAG7aabeb739 [2019-11-24 20:40:12,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e28aa777/147d20218968447fa8669503fe7232de [2019-11-24 20:40:12,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:12,108 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:12,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:12,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:12,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:12,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12, skipping insertion in model container [2019-11-24 20:40:12,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:12,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:12,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:12,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:13,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:13,236 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:13,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13 WrapperNode [2019-11-24 20:40:13,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:13,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:13,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:13,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:13,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:13,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:13,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:13,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:13,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:13" (1/1) ... [2019-11-24 20:40:13,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:13,541 INFO L168 Benchmark]: Toolchain (without parser) took 1433.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:13,543 INFO L168 Benchmark]: CDTParser took 1.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:13,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1125.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:13,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:13,550 INFO L168 Benchmark]: Boogie Preprocessor took 150.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:13,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1125.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...