./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label09.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/Problem17_label09.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 cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label09.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 cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:56:09,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:09,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:10,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:10,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:10,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:10,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:10,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:10,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:10,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:10,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:10,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:10,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:10,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:10,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:10,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:10,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:10,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:10,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:10,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:10,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:10,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:10,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:10,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:10,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:10,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:10,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:10,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:10,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:10,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:10,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:10,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:10,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:10,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:10,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:10,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:10,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:10,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:10,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:10,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:10,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:10,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:10,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:10,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:10,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:10,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:10,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:10,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:10,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:10,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:10,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:10,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:10,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:10,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:10,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:10,208 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:10,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:10,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:10,210 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:10,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:10,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:10,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:10,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:10,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:10,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:10,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:10,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:10,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:10,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:10,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:10,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:10,221 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 -> cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 [2019-11-24 20:56:10,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:10,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:10,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:10,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:10,859 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:10,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-24 20:56:11,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b440812dc/21558f39f06f4fb780b87495e550300b/FLAG3cb025c37 [2019-11-24 20:56:12,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:12,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-24 20:56:12,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b440812dc/21558f39f06f4fb780b87495e550300b/FLAG3cb025c37 [2019-11-24 20:56:12,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b440812dc/21558f39f06f4fb780b87495e550300b [2019-11-24 20:56:12,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:12,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:12,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:12,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:12,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:12,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:12,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12, skipping insertion in model container [2019-11-24 20:56:12,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:12,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:12,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:15,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:15,109 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:16,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:16,123 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:16,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16 WrapperNode [2019-11-24 20:56:16,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:16,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:16,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:16,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:16,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:16,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:16,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:16,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:16,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:16,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:17,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:17,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:17,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:16" (1/1) ... [2019-11-24 20:56:17,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:17,540 INFO L168 Benchmark]: Toolchain (without parser) took 4840.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.4 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:17,541 INFO L168 Benchmark]: CDTParser took 3.68 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 20:56:17,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3429.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:17,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 709.31 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:17,552 INFO L168 Benchmark]: Boogie Preprocessor took 689.66 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:17,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.68 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 3429.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 709.31 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 689.66 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 20:56:21,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:21,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:21,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:21,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:21,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:21,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:21,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:21,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:21,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:21,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:21,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:21,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:21,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:21,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:21,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:21,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:21,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:21,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:21,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:21,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:21,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:21,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:21,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:21,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:21,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:21,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:21,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:21,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:21,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:21,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:21,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:21,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:21,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:21,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:21,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:21,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:21,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:21,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:21,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:21,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:21,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:21,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:21,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:21,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:21,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:21,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:21,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:21,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:21,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:21,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:21,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:21,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:21,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:21,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:21,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:21,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:21,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:21,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:21,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:21,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:21,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:21,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:21,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:21,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:21,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:21,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:21,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:21,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:21,717 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:21,719 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:21,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:21,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:21,720 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 -> cb1791d1639b7838e72667ca6a5a8aee5f7bd9e0 [2019-11-24 20:56:22,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:22,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:22,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:22,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:22,320 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:22,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-24 20:56:22,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ec0ea0e8/acee2ccb9b214b37a5e7aee5b39fb299/FLAGb21eac2a1 [2019-11-24 20:56:24,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:24,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label09.c [2019-11-24 20:56:24,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ec0ea0e8/acee2ccb9b214b37a5e7aee5b39fb299/FLAGb21eac2a1 [2019-11-24 20:56:24,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ec0ea0e8/acee2ccb9b214b37a5e7aee5b39fb299 [2019-11-24 20:56:24,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:24,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:24,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:24,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:24,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:24,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:24" (1/1) ... [2019-11-24 20:56:24,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:24, skipping insertion in model container [2019-11-24 20:56:24,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:24" (1/1) ... [2019-11-24 20:56:24,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:24,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:26,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:26,995 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:28,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:28,290 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:28,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28 WrapperNode [2019-11-24 20:56:28,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:28,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:28,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:28,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:28,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:28,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:28,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:28,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:28,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:29,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:29,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:29,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:29,135 INFO L168 Benchmark]: Toolchain (without parser) took 4962.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,137 INFO L168 Benchmark]: CDTParser took 1.72 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 20:56:29,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4123.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 439.21 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,146 INFO L168 Benchmark]: Boogie Preprocessor took 390.86 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 4123.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 439.21 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 390.86 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...