./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:54,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:54,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:54,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:54,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:54,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:54,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:54,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:54,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:54,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:54,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:54,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:54,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:54,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:54,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:54,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:54,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:54,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:54,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:54,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:54,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:54,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:54,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:54,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:54,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:54,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:54,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:54,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:54,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:54,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:54,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:54,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:54,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:54,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:54,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:54,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:54,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:54,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:54,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:54,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:54,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:54,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:54,975 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:54,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:54,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:54,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:54,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:54,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:54,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:54,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:54,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:54,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:54,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:54,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:54,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:54,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:54,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:54,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:54,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:54,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:54,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:54,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:54,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:54,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:54,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:54,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:54,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:54,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:54,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:55,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:55,000 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 -> 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 [2019-11-25 22:25:55,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:55,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:55,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:55,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:55,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:55,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-25 22:25:55,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908718fc1/5e22b203403a437eb27fc51f1e89a7ea/FLAGbdc734c87 [2019-11-25 22:25:57,111 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:57,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-25 22:25:57,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908718fc1/5e22b203403a437eb27fc51f1e89a7ea/FLAGbdc734c87 [2019-11-25 22:25:57,192 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908718fc1/5e22b203403a437eb27fc51f1e89a7ea [2019-11-25 22:25:57,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:57,205 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:57,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:57,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:57,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:57,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57, skipping insertion in model container [2019-11-25 22:25:57,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:57,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:58,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:58,442 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:58,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:58,775 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:58,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58 WrapperNode [2019-11-25 22:25:58,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:58,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:58,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:58,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:58,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:58,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:59,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:59,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:59,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:58" (1/1) ... [2019-11-25 22:25:59,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:59,237 INFO L168 Benchmark]: Toolchain (without parser) took 2029.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 45.8 kB). Peak memory consumption was 111.4 kB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,239 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-25 22:25:59,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1571.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,251 INFO L168 Benchmark]: Boogie Preprocessor took 202.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:59,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 1571.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 0.1.24-65d6cd2 [2019-11-25 22:26:03,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:03,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:03,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:03,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:03,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:03,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:03,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:03,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:03,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:03,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:03,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:03,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:03,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:03,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:03,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:03,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:03,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:03,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:03,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:03,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:03,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:03,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:03,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:03,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:03,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:03,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:03,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:03,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:03,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:03,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:03,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:03,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:03,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:03,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:03,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:03,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:03,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:03,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:03,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:03,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:03,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:03,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:03,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:03,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:03,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:03,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:03,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:03,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:03,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:03,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:03,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:03,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:03,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:03,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:03,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:03,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:03,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:03,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:03,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:03,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:03,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:03,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:03,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:03,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:03,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:03,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:03,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:03,362 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:03,362 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:03,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:03,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:03,365 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 -> 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 [2019-11-25 22:26:03,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:03,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:03,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:03,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:03,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:03,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-25 22:26:04,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3851d7b6/2e6db6add59f4017a45d43c771853c93/FLAGd2714743b [2019-11-25 22:26:05,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:05,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-25 22:26:05,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3851d7b6/2e6db6add59f4017a45d43c771853c93/FLAGd2714743b [2019-11-25 22:26:05,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3851d7b6/2e6db6add59f4017a45d43c771853c93 [2019-11-25 22:26:05,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:05,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:05,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:05,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:05,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:05,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:05,558 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 25.11 10:26:05, skipping insertion in model container [2019-11-25 22:26:05,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:05,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:05,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:06,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:06,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:06,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:06,978 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:06,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06 WrapperNode [2019-11-25 22:26:06,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:06,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:06,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:06,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:06,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:07,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:07,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:07,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:07,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:06" (1/1) ... [2019-11-25 22:26:07,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:07,404 INFO L168 Benchmark]: Toolchain (without parser) took 1872.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:07,409 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-25 22:26:07,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1444.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:07,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.31 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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. [2019-11-25 22:26:07,421 INFO L168 Benchmark]: Boogie Preprocessor took 192.63 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:07,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1444.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.31 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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. * Boogie Preprocessor took 192.63 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 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...