./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label23.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 32be2810d9c37c4b52439355c8a9e3577edf70e1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label23.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 32be2810d9c37c4b52439355c8a9e3577edf70e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:30,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:30,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:30,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:30,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:30,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:30,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:30,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:30,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:30,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:30,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:30,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:30,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:30,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:30,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:30,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:30,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:30,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:30,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:30,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:30,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:30,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:30,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:30,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:30,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:30,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:30,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:30,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:30,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:30,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:30,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:30,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:30,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:30,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:30,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:30,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:30,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:30,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:30,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:30,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:30,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:30,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:30,679 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:30,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:30,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:30,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:30,687 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:30,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:30,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:30,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:30,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:30,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:30,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:30,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:30,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:30,693 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:30,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:30,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:30,695 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:30,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:30,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:30,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:30,696 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:30,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:30,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:30,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:30,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:30,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:30,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:30,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:30,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:30,703 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 -> 32be2810d9c37c4b52439355c8a9e3577edf70e1 [2019-11-24 20:39:31,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:31,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:31,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:31,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:31,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:31,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-24 20:39:31,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/793041f7f/16e701e1ed0c4fe0ab19856fe1385c1c/FLAG8412e0292 [2019-11-24 20:39:32,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:32,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-24 20:39:32,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/793041f7f/16e701e1ed0c4fe0ab19856fe1385c1c/FLAG8412e0292 [2019-11-24 20:39:33,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/793041f7f/16e701e1ed0c4fe0ab19856fe1385c1c [2019-11-24 20:39:33,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:33,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:33,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:33,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:33,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:33,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33, skipping insertion in model container [2019-11-24 20:39:33,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:33,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:34,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:34,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:34,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:34,811 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:34,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34 WrapperNode [2019-11-24 20:39:34,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:34,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:34,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:34,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:34,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:35,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:35,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:35,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:35,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:35,227 INFO L168 Benchmark]: Toolchain (without parser) took 1994.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.5 MB in the end (delta: -6.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:35,230 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:35,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1581.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.74 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,243 INFO L168 Benchmark]: Boogie Preprocessor took 194.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 1581.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.74 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:39,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:39,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:39,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:39,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:39,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:39,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:39,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:39,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:39,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:39,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:39,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:39,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:39,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:39,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:39,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:39,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:39,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:39,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:39,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:39,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:39,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:39,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:39,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:39,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:39,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:39,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:39,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:39,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:39,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:39,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:39,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:39,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:39,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:39,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:39,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:39,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:39,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:39,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:39,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:39,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:39,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:39,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:39,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:39,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:39,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:39,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:39,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:39,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:39,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:39,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:39,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:39,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:39,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:39,288 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:39,289 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:39,289 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:39,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:39,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:39,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:39,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:39,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:39,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:39,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:39,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:39,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:39,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:39,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:39,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:39,297 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:39,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:39,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:39,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:39,302 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 -> 32be2810d9c37c4b52439355c8a9e3577edf70e1 [2019-11-24 20:39:39,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:39,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:39,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:39,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:39,949 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:39,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-24 20:39:40,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7632923d/54dab32acd45475aa3345956e715a5e1/FLAGda7147ae1 [2019-11-24 20:39:41,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:41,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-24 20:39:41,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7632923d/54dab32acd45475aa3345956e715a5e1/FLAGda7147ae1 [2019-11-24 20:39:41,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7632923d/54dab32acd45475aa3345956e715a5e1 [2019-11-24 20:39:41,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:41,296 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:41,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:41,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:41,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:41,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41, skipping insertion in model container [2019-11-24 20:39:41,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:41,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:42,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:42,546 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:42,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:42,858 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:42,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42 WrapperNode [2019-11-24 20:39:42,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:42,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:42,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:42,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:42,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:42,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:43,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:43,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:43,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:43,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:43,291 INFO L168 Benchmark]: Toolchain (without parser) took 1992.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,292 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 20:39:43,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1564.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.69 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,304 INFO L168 Benchmark]: Boogie Preprocessor took 192.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1564.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.69 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...