./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label31.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/Problem14_label31.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 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label31.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 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:40:32,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:32,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:32,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:32,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:32,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:32,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:32,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:32,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:32,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:32,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:32,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:32,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:32,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:32,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:32,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:32,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:32,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:32,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:32,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:32,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:32,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:32,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:32,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:32,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:32,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:32,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:32,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:32,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:32,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:32,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:32,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:32,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:32,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:32,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:32,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:32,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:32,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:32,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:32,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:32,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:32,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:32,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:32,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:32,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:33,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:33,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:33,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:33,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:33,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:33,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:33,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:33,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:33,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:33,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:33,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:33,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:33,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:33,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:33,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:33,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:33,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:33,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:33,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:33,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:33,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:33,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:33,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:33,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:33,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:33,019 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 -> 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae [2019-11-25 22:40:33,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:33,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:33,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:33,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:33,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:33,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-25 22:40:33,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f16499c00/0602fe7985a4465f8e59aae01c60fea1/FLAGcb8b7ecf8 [2019-11-25 22:40:35,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:35,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-25 22:40:35,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f16499c00/0602fe7985a4465f8e59aae01c60fea1/FLAGcb8b7ecf8 [2019-11-25 22:40:35,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f16499c00/0602fe7985a4465f8e59aae01c60fea1 [2019-11-25 22:40:35,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:35,112 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:35,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:35,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:35,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:35,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35, skipping insertion in model container [2019-11-25 22:40:35,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:35,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:36,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:36,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:36,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:36,849 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:36,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36 WrapperNode [2019-11-25 22:40:36,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:36,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:36,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:36,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:36,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:36,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:37,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:37,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:37,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:37,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:36" (1/1) ... [2019-11-25 22:40:37,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:37,337 INFO L168 Benchmark]: Toolchain (without parser) took 2217.40 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 950.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:37,338 INFO L168 Benchmark]: CDTParser took 2.79 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 22:40:37,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1734.66 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 967.5 MB in the end (delta: -5.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:37,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.19 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:37,347 INFO L168 Benchmark]: Boogie Preprocessor took 217.68 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:37,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1734.66 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 967.5 MB in the end (delta: -5.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.19 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.68 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.3 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 22:40:41,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:41,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:41,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:41,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:41,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:41,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:41,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:41,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:41,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:41,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:41,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:41,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:41,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:41,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:41,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:41,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:41,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:41,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:41,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:41,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:41,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:41,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:41,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:41,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:41,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:41,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:41,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:41,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:41,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:41,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:41,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:41,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:41,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:41,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:41,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:41,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:41,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:41,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:41,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:41,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:41,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:41,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:41,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:41,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:41,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:41,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:41,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:41,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:41,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:41,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:41,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:41,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:41,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:41,350 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:41,351 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:41,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:41,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:41,357 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:41,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:41,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:41,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:41,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:41,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:41,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:41,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:41,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:41,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:41,362 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:41,362 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:41,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:41,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:41,364 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 -> 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae [2019-11-25 22:40:41,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:41,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:41,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:41,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:41,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:41,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-25 22:40:42,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f316e9be6/08810f9218524fd090ce0e48285d0c03/FLAGbec85e990 [2019-11-25 22:40:43,438 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:43,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-25 22:40:43,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f316e9be6/08810f9218524fd090ce0e48285d0c03/FLAGbec85e990 [2019-11-25 22:40:43,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f316e9be6/08810f9218524fd090ce0e48285d0c03 [2019-11-25 22:40:43,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:43,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:43,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:43,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:43,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:43,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:43" (1/1) ... [2019-11-25 22:40:43,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:43, skipping insertion in model container [2019-11-25 22:40:43,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:43" (1/1) ... [2019-11-25 22:40:43,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:43,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:45,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:45,308 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:45,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:45,724 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:45,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45 WrapperNode [2019-11-25 22:40:45,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:45,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:45,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:45,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:45,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:45,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:45,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:45,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:45,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:45,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:45,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:45,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:46,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:46,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:46,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:46,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:46,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:45" (1/1) ... [2019-11-25 22:40:46,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:46,187 INFO L168 Benchmark]: Toolchain (without parser) took 2356.11 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 960.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,190 INFO L168 Benchmark]: CDTParser took 2.75 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 22:40:46,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1897.68 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 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.14 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,199 INFO L168 Benchmark]: Boogie Preprocessor took 218.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:46,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 1897.68 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 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.14 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 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...