./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-crafted/simple_vardep_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/loop-crafted/simple_vardep_2.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 928d32f851ae74ea2bd009afe3f26255a9bff77f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-crafted/simple_vardep_2.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 928d32f851ae74ea2bd009afe3f26255a9bff77f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:56,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:56,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:56,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:56,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:56,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:56,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:56,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:56,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:56,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:56,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:56,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:56,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:56,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:56,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:56,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:56,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:56,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:56,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:56,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:56,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:56,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:56,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:56,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:56,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:56,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:56,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:56,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:56,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:56,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:56,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:56,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:56,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:56,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:56,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:56,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:56,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:56,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:56,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:56,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:56,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:56,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:56,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:56,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:56,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:56,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:56,293 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:56,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:56,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:56,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:56,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:56,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:56,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:56,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:56,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:56,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:56,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:56,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:56,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:56,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:56,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:56,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:56,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:56,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:56,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:56,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:56,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:56,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:56,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:56,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:56,308 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 -> 928d32f851ae74ea2bd009afe3f26255a9bff77f [2019-11-26 17:03:56,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:56,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:56,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:56,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:56,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:56,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-crafted/simple_vardep_2.c [2019-11-26 17:03:57,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17120729f/a3784d101b73455ba5d082dfaa5dadcc/FLAG94eb1d935 [2019-11-26 17:03:58,154 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:58,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-crafted/simple_vardep_2.c [2019-11-26 17:03:58,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17120729f/a3784d101b73455ba5d082dfaa5dadcc/FLAG94eb1d935 [2019-11-26 17:03:58,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17120729f/a3784d101b73455ba5d082dfaa5dadcc [2019-11-26 17:03:58,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:58,222 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:58,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:58,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:58,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:58,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58, skipping insertion in model container [2019-11-26 17:03:58,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:58,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:58,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:58,749 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:58,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:58,803 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:58,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58 WrapperNode [2019-11-26 17:03:58,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:58,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:58,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:58,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:58,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:58,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:58,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:58,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:58,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:59,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:59,016 INFO L168 Benchmark]: Toolchain (without parser) took 785.64 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:59,018 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 17:03:59,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.04 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:59,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:59,038 INFO L168 Benchmark]: Boogie Preprocessor took 39.32 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:59,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 577.04 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.32 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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 0.1.24-025d5a2 [2019-11-26 17:04:02,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:02,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:02,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:02,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:02,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:02,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:02,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:02,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:02,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:02,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:02,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:02,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:02,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:02,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:02,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:02,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:02,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:02,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:02,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:02,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:02,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:02,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:02,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:02,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:02,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:02,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:02,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:02,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:02,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:02,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:02,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:02,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:03,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:03,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:03,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:03,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:03,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:03,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:03,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:03,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:03,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:03,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:03,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:03,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:03,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:03,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:03,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:03,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:03,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:03,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:03,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:03,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:03,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:03,073 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:03,073 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:03,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:03,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:03,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:03,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:03,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:03,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:03,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:03,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:03,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:03,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:03,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:03,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:03,083 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:03,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:03,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:03,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:03,085 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 -> 928d32f851ae74ea2bd009afe3f26255a9bff77f [2019-11-26 17:04:03,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:03,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:03,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:03,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:03,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:03,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-crafted/simple_vardep_2.c [2019-11-26 17:04:03,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64bcf0b2b/be122a74a8d640c18d13ec68dfc0ebae/FLAGb27756771 [2019-11-26 17:04:04,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:04,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-crafted/simple_vardep_2.c [2019-11-26 17:04:04,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64bcf0b2b/be122a74a8d640c18d13ec68dfc0ebae/FLAGb27756771 [2019-11-26 17:04:04,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64bcf0b2b/be122a74a8d640c18d13ec68dfc0ebae [2019-11-26 17:04:04,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:05,002 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:05,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:05,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:05,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:05,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:04" (1/1) ... [2019-11-26 17:04:05,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05, skipping insertion in model container [2019-11-26 17:04:05,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:04" (1/1) ... [2019-11-26 17:04:05,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:05,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:05,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:05,465 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:05,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:05,523 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:05,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05 WrapperNode [2019-11-26 17:04:05,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:05,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:05,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:05,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:05,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:05,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:05,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:05,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:05,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:05" (1/1) ... [2019-11-26 17:04:05,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:05,709 INFO L168 Benchmark]: Toolchain (without parser) took 701.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:05,712 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-26 17:04:05,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:05,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 991.3 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:05,726 INFO L168 Benchmark]: Boogie Preprocessor took 34.87 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:05,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 517.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 991.3 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.87 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...