./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem12_label02.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 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label02.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 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:23,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:23,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:23,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:23,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:23,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:23,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:23,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:23,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:23,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:23,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:23,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:23,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:23,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:23,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:23,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:23,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:24,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:24,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:24,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:24,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:24,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:24,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:24,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:24,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:24,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:24,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:24,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:24,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:24,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:24,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:24,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:24,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:24,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:24,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:24,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:24,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:24,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:24,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:24,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:24,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:24,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:24,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:24,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:24,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:24,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:24,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:24,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:24,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:24,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:24,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:24,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:24,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:24,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:24,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:24,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:24,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:24,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:24,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:24,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:24,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:24,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:24,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:24,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:24,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:24,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:24,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:24,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:24,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:24,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:24,140 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 -> 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f [2019-11-27 09:33:24,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:24,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:24,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:24,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:24,705 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:24,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-27 09:33:24,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c752331/01adc803deb04120821f4fab8edefed4/FLAG945ca092b [2019-11-27 09:33:26,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:26,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-27 09:33:26,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c752331/01adc803deb04120821f4fab8edefed4/FLAG945ca092b [2019-11-27 09:33:26,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c752331/01adc803deb04120821f4fab8edefed4 [2019-11-27 09:33:26,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:26,583 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:26,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:26,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:26,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:26,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:26" (1/1) ... [2019-11-27 09:33:26,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:26, skipping insertion in model container [2019-11-27 09:33:26,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:26" (1/1) ... [2019-11-27 09:33:26,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:26,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:29,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:29,835 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:31,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,333 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:31,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31 WrapperNode [2019-11-27 09:33:31,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:31,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:31,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:31,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:31,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:32,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:32,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,927 INFO L168 Benchmark]: Toolchain (without parser) took 6335.02 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 716.4 MB in the end (delta: 233.8 MB). Peak memory consumption was 233.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,928 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. [2019-11-27 09:33:32,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4751.22 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 825.3 MB in the end (delta: 125.0 MB). Peak memory consumption was 125.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 877.60 ms. Allocated memory is still 1.0 GB. Free memory was 825.3 MB in the beginning and 756.2 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,939 INFO L168 Benchmark]: Boogie Preprocessor took 698.35 ms. Allocated memory is still 1.0 GB. Free memory was 756.2 MB in the beginning and 716.4 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,948 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 4751.22 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 825.3 MB in the end (delta: 125.0 MB). Peak memory consumption was 125.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 877.60 ms. Allocated memory is still 1.0 GB. Free memory was 825.3 MB in the beginning and 756.2 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 698.35 ms. Allocated memory is still 1.0 GB. Free memory was 756.2 MB in the beginning and 716.4 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 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-da95e15 [2019-11-27 09:33:37,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:37,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:37,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:37,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:37,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:37,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:37,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:37,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:37,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:37,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:37,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:37,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:37,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:37,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:37,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:37,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:37,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:37,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:37,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:37,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:37,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:37,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:37,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:37,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:37,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:37,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:37,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:37,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:37,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:37,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:37,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:37,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:37,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:37,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:37,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:37,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:37,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:37,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:37,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:37,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:37,439 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:37,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:37,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:37,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:37,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:37,501 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:37,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:37,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:37,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:37,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:37,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:37,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:37,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:37,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:37,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:37,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:37,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:37,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:37,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:37,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:37,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:37,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:37,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:37,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:37,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:37,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:37,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:37,517 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:37,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:37,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:37,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:37,522 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 -> 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f [2019-11-27 09:33:38,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:38,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:38,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:38,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:38,253 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:38,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-27 09:33:38,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cbde8df/b4ca2a3fc4b847a7b0c8d0fba8470fe3/FLAG59aaaf327 [2019-11-27 09:33:40,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:40,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-27 09:33:40,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cbde8df/b4ca2a3fc4b847a7b0c8d0fba8470fe3/FLAG59aaaf327 [2019-11-27 09:33:40,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cbde8df/b4ca2a3fc4b847a7b0c8d0fba8470fe3 [2019-11-27 09:33:40,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:40,303 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:40,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:40,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:40,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:40,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:40" (1/1) ... [2019-11-27 09:33:40,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:40, skipping insertion in model container [2019-11-27 09:33:40,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:40" (1/1) ... [2019-11-27 09:33:40,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:40,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:43,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:43,854 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:45,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:45,628 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:45,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45 WrapperNode [2019-11-27 09:33:45,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:45,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:45,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:45,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:45,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:45,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:46,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:46,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:46,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:46,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:47,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:47,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:47,124 INFO L168 Benchmark]: Toolchain (without parser) took 6816.38 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 941.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 284.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,126 INFO L168 Benchmark]: CDTParser took 2.95 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. [2019-11-27 09:33:47,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5326.41 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 586.68 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,137 INFO L168 Benchmark]: Boogie Preprocessor took 897.23 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 941.1 MB in the end (delta: -200.4 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 5326.41 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 586.68 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 897.23 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 941.1 MB in the end (delta: -200.4 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...