./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label52.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/Problem13_label52.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 cd5d2814619c3a2c5f6072d0f58876c6b2ec593b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label52.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 cd5d2814619c3a2c5f6072d0f58876c6b2ec593b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:53:49,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:49,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:49,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:49,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:49,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:49,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:50,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:50,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:50,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:50,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:50,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:50,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:50,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:50,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:50,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:50,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:50,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:50,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:50,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:50,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:50,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:50,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:50,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:50,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:50,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:50,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:50,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:50,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:50,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:50,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:50,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:50,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:50,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:50,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:50,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:50,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:50,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:50,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:50,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:50,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:50,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:50,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:50,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:50,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:50,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:50,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:50,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:50,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:50,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:50,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:50,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:50,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:50,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:50,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:50,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:50,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:50,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:50,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:50,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:50,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:50,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:50,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:50,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:50,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:50,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:50,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:50,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:50,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:50,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:50,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:50,195 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 -> cd5d2814619c3a2c5f6072d0f58876c6b2ec593b [2019-11-24 20:53:50,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:50,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:50,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:50,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:50,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:50,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-24 20:53:50,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6a18e872/211b3567e8684caeaa3ce1c3541500ce/FLAGc0117d63e [2019-11-24 20:53:52,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:52,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-24 20:53:52,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6a18e872/211b3567e8684caeaa3ce1c3541500ce/FLAGc0117d63e [2019-11-24 20:53:52,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6a18e872/211b3567e8684caeaa3ce1c3541500ce [2019-11-24 20:53:52,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:52,944 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:52,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:52,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:52,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:52,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:52" (1/1) ... [2019-11-24 20:53:52,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:52, skipping insertion in model container [2019-11-24 20:53:52,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:52" (1/1) ... [2019-11-24 20:53:52,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:53,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:56,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:56,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:58,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:58,341 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:58,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58 WrapperNode [2019-11-24 20:53:58,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:58,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:58,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:58,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:58,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:58,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:59,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:59,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:59,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:59,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:59,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:59,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:59,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:53:59,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:54:00,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:54:00,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:54:00,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:58" (1/1) ... [2019-11-24 20:54:00,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:00,825 INFO L168 Benchmark]: Toolchain (without parser) took 7874.87 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 803.0 MB in the end (delta: 147.2 MB). Peak memory consumption was 147.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:00,828 INFO L168 Benchmark]: CDTParser took 4.31 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 20:54:00,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5398.19 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 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:00,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 1395.28 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 876.0 MB in the end (delta: -96.5 MB). Peak memory consumption was 139.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:00,838 INFO L168 Benchmark]: Boogie Preprocessor took 1074.34 ms. Allocated memory is still 1.0 GB. Free memory was 876.0 MB in the beginning and 803.0 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:00,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.31 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 5398.19 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 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1395.28 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 876.0 MB in the end (delta: -96.5 MB). Peak memory consumption was 139.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1074.34 ms. Allocated memory is still 1.0 GB. Free memory was 876.0 MB in the beginning and 803.0 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 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 20:54:04,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:04,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:04,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:04,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:04,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:04,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:04,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:04,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:04,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:04,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:04,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:04,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:04,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:04,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:04,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:04,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:04,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:04,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:04,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:04,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:04,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:04,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:04,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:04,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:04,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:04,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:04,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:04,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:04,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:04,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:04,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:04,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:04,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:04,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:04,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:04,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:04,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:04,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:04,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:04,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:04,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:04,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:04,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:04,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:04,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:04,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:05,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:05,001 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:05,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:05,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:05,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:05,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:05,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:05,006 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:05,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:05,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:05,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:05,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:05,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:05,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:05,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:05,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:05,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:05,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:05,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:05,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:05,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:05,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:05,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:05,020 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:05,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:05,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:05,022 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 -> cd5d2814619c3a2c5f6072d0f58876c6b2ec593b [2019-11-24 20:54:05,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:05,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:05,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:05,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:05,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:05,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-24 20:54:05,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20b6cde61/624f38ce180c484a962aa6712e24e8dd/FLAGa76b6a68c [2019-11-24 20:54:07,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:07,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label52.c [2019-11-24 20:54:07,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20b6cde61/624f38ce180c484a962aa6712e24e8dd/FLAGa76b6a68c [2019-11-24 20:54:07,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20b6cde61/624f38ce180c484a962aa6712e24e8dd [2019-11-24 20:54:07,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:07,748 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:07,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:07,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:07,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:07,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:07" (1/1) ... [2019-11-24 20:54:07,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:07, skipping insertion in model container [2019-11-24 20:54:07,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:07" (1/1) ... [2019-11-24 20:54:07,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:08,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:12,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:12,511 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:14,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:14,253 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:14,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14 WrapperNode [2019-11-24 20:54:14,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:14,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:14,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:14,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:14,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:14,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:15,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:15,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:15,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:15,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:14" (1/1) ... [2019-11-24 20:54:15,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:15,755 INFO L168 Benchmark]: Toolchain (without parser) took 8004.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 885.5 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,757 INFO L168 Benchmark]: CDTParser took 2.86 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 20:54:15,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6500.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,764 INFO L168 Benchmark]: Boogie Procedure Inliner took 825.91 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 918.8 MB in the end (delta: -197.9 MB). Peak memory consumption was 43.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,767 INFO L168 Benchmark]: Boogie Preprocessor took 666.63 ms. Allocated memory is still 1.0 GB. Free memory was 918.8 MB in the beginning and 885.5 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:15,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 6500.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.9 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 825.91 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 918.8 MB in the end (delta: -197.9 MB). Peak memory consumption was 43.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 666.63 ms. Allocated memory is still 1.0 GB. Free memory was 918.8 MB in the beginning and 885.5 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...