./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label51.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/Problem04_label51.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 ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label51.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 ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:48,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:48,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:48,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:48,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:48,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:48,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:48,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:48,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:48,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:48,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:48,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:48,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:48,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:48,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:48,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:48,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:48,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:48,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:48,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:48,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:48,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:48,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:48,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:48,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:48,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:48,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:48,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:48,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:48,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:48,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:48,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:48,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:48,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:48,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:48,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:48,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:48,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:48,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:48,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:48,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:48,828 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:48,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:48,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:48,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:48,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:48,874 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:48,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:48,875 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:48,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:48,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:48,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:48,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:48,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:48,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:48,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:48,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:48,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:48,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:48,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:48,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:48,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:48,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:48,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:48,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:48,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:48,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:48,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:48,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:48,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:48,890 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 -> ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 [2019-11-26 16:35:49,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:49,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:49,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:49,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:49,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:49,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-26 16:35:49,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5076eaac/2f67c0a90039427d94002b48221582b6/FLAGcbe78643b [2019-11-26 16:35:51,247 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:51,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-26 16:35:51,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5076eaac/2f67c0a90039427d94002b48221582b6/FLAGcbe78643b [2019-11-26 16:35:51,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5076eaac/2f67c0a90039427d94002b48221582b6 [2019-11-26 16:35:51,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:51,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:51,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:51,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:51,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:51,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:51" (1/1) ... [2019-11-26 16:35:51,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:51, skipping insertion in model container [2019-11-26 16:35:51,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:51" (1/1) ... [2019-11-26 16:35:51,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:51,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:54,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:54,635 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:56,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:56,238 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:56,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56 WrapperNode [2019-11-26 16:35:56,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:56,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:56,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:56,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:56,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:56,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:56,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:56,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:56,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:57,318 INFO L168 Benchmark]: Toolchain (without parser) took 5934.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,320 INFO L168 Benchmark]: CDTParser took 1.46 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 16:35:57,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4860.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 546.72 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,332 INFO L168 Benchmark]: Boogie Preprocessor took 518.45 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,341 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 4860.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 546.72 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 518.45 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:36:01,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:01,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:01,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:01,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:01,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:01,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:01,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:01,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:01,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:01,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:01,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:01,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:01,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:01,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:01,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:01,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:01,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:01,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:01,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:01,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:01,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:01,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:01,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:01,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:01,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:01,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:01,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:01,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:01,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:01,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:01,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:01,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:01,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:01,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:01,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:01,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:01,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:01,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:01,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:01,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:01,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:01,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:01,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:01,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:01,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:01,405 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:01,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:01,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:01,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:01,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:01,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:01,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:01,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:01,411 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:01,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:01,412 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:01,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:01,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:01,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:01,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:01,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:01,414 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:01,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:01,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:01,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:01,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:01,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:01,417 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:01,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:01,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:01,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:01,421 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 -> ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 [2019-11-26 16:36:01,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:02,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:02,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:02,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:02,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:02,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-26 16:36:02,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6bf31837/e258515eeb3a4ac09e7f1797585e1e49/FLAG65783330e [2019-11-26 16:36:03,843 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:03,844 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-26 16:36:03,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6bf31837/e258515eeb3a4ac09e7f1797585e1e49/FLAG65783330e [2019-11-26 16:36:04,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6bf31837/e258515eeb3a4ac09e7f1797585e1e49 [2019-11-26 16:36:04,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:04,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:04,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:04,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:04,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:04,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:04,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04, skipping insertion in model container [2019-11-26 16:36:04,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:04,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:04,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:07,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:07,802 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:09,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:09,535 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:09,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09 WrapperNode [2019-11-26 16:36:09,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:09,538 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:09,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:09,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:09,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:09,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:10,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:10,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:10,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:10,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:10,580 INFO L168 Benchmark]: Toolchain (without parser) took 6236.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.6 MB in the beginning and 757.5 MB in the end (delta: 194.1 MB). Peak memory consumption was 194.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,582 INFO L168 Benchmark]: CDTParser took 1.79 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 16:36:10,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5194.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.6 MB in the beginning and 822.0 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 580.26 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,592 INFO L168 Benchmark]: Boogie Preprocessor took 453.52 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 757.5 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.79 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 5194.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.6 MB in the beginning and 822.0 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 580.26 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 453.52 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 757.5 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...