./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label28.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/eca-rers2012/Problem01_label28.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 3b05d579dd12f755368a6bf22b0fd6149bd3ba2b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label28.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 3b05d579dd12f755368a6bf22b0fd6149bd3ba2b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:39,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:39,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:40,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:40,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:40,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:40,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:40,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:40,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:40,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:40,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:40,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:40,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:40,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:40,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:40,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:40,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:40,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:40,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:40,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:40,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:40,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:40,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:40,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:40,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:40,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:40,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:40,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:40,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:40,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:40,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:40,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:40,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:40,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:40,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:40,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:40,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:40,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:40,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:40,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:40,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:40,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:40,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:40,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:40,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:40,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:40,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:40,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:40,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:40,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:40,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:40,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:40,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:40,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:40,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:40,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:40,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:40,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:40,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:40,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:40,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:40,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:40,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:40,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:40,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:40,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:40,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:40,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:40,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:40,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:40,212 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 -> 3b05d579dd12f755368a6bf22b0fd6149bd3ba2b [2019-11-26 16:33:40,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:40,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:40,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:40,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:40,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:40,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label28.c [2019-11-26 16:33:40,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3732b6246/9fe0fcac44b4443c98867db46ca54d93/FLAG9b1ad03f0 [2019-11-26 16:33:42,256 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:42,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label28.c [2019-11-26 16:33:42,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3732b6246/9fe0fcac44b4443c98867db46ca54d93/FLAG9b1ad03f0 [2019-11-26 16:33:42,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3732b6246/9fe0fcac44b4443c98867db46ca54d93 [2019-11-26 16:33:42,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:42,346 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:42,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:42,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:42,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:42,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:42" (1/1) ... [2019-11-26 16:33:42,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:42, skipping insertion in model container [2019-11-26 16:33:42,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:42" (1/1) ... [2019-11-26 16:33:42,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:42,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:43,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:43,648 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:43,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:43,965 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:43,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43 WrapperNode [2019-11-26 16:33:43,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:43,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:43,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:43,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:43,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:44,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:44,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:44,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:44,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:43" (1/1) ... [2019-11-26 16:33:44,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:44,388 INFO L168 Benchmark]: Toolchain (without parser) took 2040.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 63.3 kB). Peak memory consumption was 128.8 kB. Max. memory is 12.5 GB. [2019-11-26 16:33:44,394 INFO L168 Benchmark]: CDTParser took 0.41 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 16:33:44,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1617.48 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:44,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.51 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:44,403 INFO L168 Benchmark]: Boogie Preprocessor took 195.62 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:44,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1617.48 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.51 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.62 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 16:33:48,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:48,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:48,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:48,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:48,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:48,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:48,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:48,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:48,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:48,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:48,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:48,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:48,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:48,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:48,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:48,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:48,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:48,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:48,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:48,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:48,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:48,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:48,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:48,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:48,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:48,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:48,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:48,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:48,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:48,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:48,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:48,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:48,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:48,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:48,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:48,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:48,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:48,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:48,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:48,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:48,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:48,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:48,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:48,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:48,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:48,478 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:48,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:48,480 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:48,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:48,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:48,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:48,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:48,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:48,485 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:48,486 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:48,486 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:48,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:48,488 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:48,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:48,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:48,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:48,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:48,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:48,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:48,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:48,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:48,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:48,494 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:48,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:48,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:48,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:48,499 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 -> 3b05d579dd12f755368a6bf22b0fd6149bd3ba2b [2019-11-26 16:33:49,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:49,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:49,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:49,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:49,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:49,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label28.c [2019-11-26 16:33:49,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4940ab34/4c18958564ab417bbc8fa2c768ddaaa6/FLAGa2d6f9cec [2019-11-26 16:33:50,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:50,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label28.c [2019-11-26 16:33:50,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4940ab34/4c18958564ab417bbc8fa2c768ddaaa6/FLAGa2d6f9cec [2019-11-26 16:33:51,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4940ab34/4c18958564ab417bbc8fa2c768ddaaa6 [2019-11-26 16:33:51,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:51,032 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:51,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:51,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:51,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:51,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:51" (1/1) ... [2019-11-26 16:33:51,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f858ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:51, skipping insertion in model container [2019-11-26 16:33:51,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:51" (1/1) ... [2019-11-26 16:33:51,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:51,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:52,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:52,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:52,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:52,609 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:52,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52 WrapperNode [2019-11-26 16:33:52,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:52,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:52,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:52,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:52,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:52,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:52,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:52,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:52,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:53,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:53,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:53,041 INFO L168 Benchmark]: Toolchain (without parser) took 2013.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 972.2 MB in the end (delta: -7.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:53,042 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-26 16:33:53,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1574.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 978.0 MB in the end (delta: -13.4 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:53,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:53,050 INFO L168 Benchmark]: Boogie Preprocessor took 199.46 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:53,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1574.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 978.0 MB in the end (delta: -13.4 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.46 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 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...