./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label56.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/Problem18_label56.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 c0f35430b4c0674a4f5795631cf388839cabc5a4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label56.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 c0f35430b4c0674a4f5795631cf388839cabc5a4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:51:34,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:34,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:34,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:34,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:34,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:34,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:34,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:34,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:34,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:34,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:34,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:34,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:34,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:34,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:34,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:34,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:34,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:34,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:34,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:34,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:34,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:34,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:34,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:34,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:34,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:34,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:34,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:34,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:34,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:34,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:34,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:34,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:34,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:34,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:34,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:34,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:34,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:34,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:34,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:34,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:34,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:34,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:34,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:34,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:34,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:34,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:34,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:34,590 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:34,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:34,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:34,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:34,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:34,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:34,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:34,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:34,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:34,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:34,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:34,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:34,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:34,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:34,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:34,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:34,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:34,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:34,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:34,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:34,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:34,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:34,603 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 -> c0f35430b4c0674a4f5795631cf388839cabc5a4 [2019-11-26 16:51:35,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:35,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:35,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:35,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:35,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:35,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-26 16:51:35,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b2ce0df/82e16594c643460a8db8b3942824ed68/FLAGdf2ab1cac [2019-11-26 16:51:36,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:36,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-26 16:51:36,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b2ce0df/82e16594c643460a8db8b3942824ed68/FLAGdf2ab1cac [2019-11-26 16:51:37,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b2ce0df/82e16594c643460a8db8b3942824ed68 [2019-11-26 16:51:37,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:37,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:37,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:37,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:37,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:37,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:37" (1/1) ... [2019-11-26 16:51:37,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:37, skipping insertion in model container [2019-11-26 16:51:37,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:37" (1/1) ... [2019-11-26 16:51:37,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:37,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:39,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:39,583 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:40,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:40,767 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:40,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40 WrapperNode [2019-11-26 16:51:40,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:40,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:40,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:40,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:40,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:41,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:41,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:41,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,896 INFO L168 Benchmark]: Toolchain (without parser) took 4855.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,897 INFO L168 Benchmark]: CDTParser took 0.39 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 16:51:41,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3730.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 523.11 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,907 INFO L168 Benchmark]: Boogie Preprocessor took 593.02 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3730.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 523.11 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 593.02 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.1 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 16:51:45,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:45,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:45,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:45,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:45,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:45,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:45,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:45,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:45,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:45,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:45,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:45,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:45,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:45,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:45,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:45,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:45,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:45,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:45,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:45,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:45,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:45,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:45,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:45,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:45,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:45,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:45,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:45,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:45,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:45,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:45,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:45,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:45,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:45,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:45,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:45,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:45,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:45,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:45,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:45,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:45,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:46,007 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:46,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:46,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:46,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:46,016 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:46,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:46,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:46,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:46,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:46,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:46,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:46,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:46,019 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:46,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:46,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:46,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:46,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:46,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:46,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:46,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:46,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:46,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:46,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:46,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:46,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:46,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:46,030 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:46,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:46,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:46,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:46,032 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 -> c0f35430b4c0674a4f5795631cf388839cabc5a4 [2019-11-26 16:51:46,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:46,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:46,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:46,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:46,637 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:46,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-26 16:51:46,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68661ce6/cd99b9f5e1c34212ad470be44a6cbdca/FLAG0b183da49 [2019-11-26 16:51:48,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:48,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-26 16:51:48,471 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68661ce6/cd99b9f5e1c34212ad470be44a6cbdca/FLAG0b183da49 [2019-11-26 16:51:48,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68661ce6/cd99b9f5e1c34212ad470be44a6cbdca [2019-11-26 16:51:48,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:48,521 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:48,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:48,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:48,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:48,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:48,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48, skipping insertion in model container [2019-11-26 16:51:48,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:48,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:48,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:51,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:51,239 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:52,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:52,501 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:52,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52 WrapperNode [2019-11-26 16:51:52,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:52,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:52,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:52,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:52,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:52,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:52,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:52,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:52,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:52,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:52" (1/1) ... [2019-11-26 16:51:53,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:53,316 INFO L168 Benchmark]: Toolchain (without parser) took 4789.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,317 INFO L168 Benchmark]: CDTParser took 0.36 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 16:51:53,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3979.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 398.79 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,327 INFO L168 Benchmark]: Boogie Preprocessor took 401.72 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:53,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3979.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 398.79 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.72 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...