./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/ex3_forlist.i --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/ldv-regression/ex3_forlist.i -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 35d30cdccac93bddd26c3755048a0b29ad39c8fa ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/ex3_forlist.i -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 35d30cdccac93bddd26c3755048a0b29ad39c8fa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:53:36,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:36,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:36,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:36,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:36,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:36,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:36,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:36,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:36,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:36,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:36,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:36,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:36,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:36,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:36,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:36,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:36,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:36,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:36,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:36,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:37,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:37,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:37,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:37,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:37,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:37,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:37,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:37,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:37,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:37,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:37,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:37,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:37,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:37,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:37,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:37,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:37,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:37,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:37,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:37,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:37,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:37,055 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:37,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:37,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:37,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:37,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:37,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:37,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:37,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:37,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:37,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:37,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:37,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:37,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:37,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:37,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:37,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:37,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:37,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:37,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:37,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:37,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:37,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:37,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:37,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:37,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:37,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:37,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:37,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:37,077 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 -> 35d30cdccac93bddd26c3755048a0b29ad39c8fa [2019-11-25 22:53:37,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:37,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:37,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:37,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:37,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:37,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-25 22:53:37,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa50f486/8089d171bef34cefab91344cf7e9d4ed/FLAG9853256d9 [2019-11-25 22:53:38,389 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:38,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-25 22:53:38,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa50f486/8089d171bef34cefab91344cf7e9d4ed/FLAG9853256d9 [2019-11-25 22:53:38,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa50f486/8089d171bef34cefab91344cf7e9d4ed [2019-11-25 22:53:38,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:38,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:38,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:38,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:38,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:38,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:38" (1/1) ... [2019-11-25 22:53:38,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f499b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:38, skipping insertion in model container [2019-11-25 22:53:38,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:38" (1/1) ... [2019-11-25 22:53:38,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:38,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:39,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:39,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:39,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:39,198 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:39,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39 WrapperNode [2019-11-25 22:53:39,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:39,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:39,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:39,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:39,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:39,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:39,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:39,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:39,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:39" (1/1) ... [2019-11-25 22:53:39,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:39,366 INFO L168 Benchmark]: Toolchain (without parser) took 658.92 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:39,371 INFO L168 Benchmark]: CDTParser took 3.38 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 22:53:39,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.52 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 995.5 MB in the end (delta: -33.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:39,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.76 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:39,381 INFO L168 Benchmark]: Boogie Preprocessor took 68.25 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:39,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.38 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 502.52 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 995.5 MB in the end (delta: -33.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.76 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.25 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:53:42,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:42,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:42,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:42,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:42,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:42,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:42,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:42,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:42,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:42,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:42,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:42,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:42,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:42,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:42,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:42,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:42,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:42,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:42,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:42,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:42,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:42,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:42,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:42,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:42,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:42,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:42,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:42,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:42,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:42,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:42,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:42,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:42,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:42,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:42,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:42,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:42,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:42,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:42,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:42,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:42,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:42,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:42,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:42,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:42,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:42,341 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:42,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:42,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:42,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:42,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:42,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:42,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:42,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:42,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:42,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:42,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:42,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:42,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:42,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:42,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:42,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:42,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:42,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:42,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:42,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:42,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:42,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:42,352 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:42,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:42,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:42,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:42,353 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 -> 35d30cdccac93bddd26c3755048a0b29ad39c8fa [2019-11-25 22:53:42,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:42,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:42,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:42,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:42,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:42,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-25 22:53:42,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39143cb1c/9ef40ce1cf1f45f5baa2db892f2ca065/FLAG085138ced [2019-11-25 22:53:43,659 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:43,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-25 22:53:43,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39143cb1c/9ef40ce1cf1f45f5baa2db892f2ca065/FLAG085138ced [2019-11-25 22:53:43,976 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39143cb1c/9ef40ce1cf1f45f5baa2db892f2ca065 [2019-11-25 22:53:43,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:43,986 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:43,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:43,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:43,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:43,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:43" (1/1) ... [2019-11-25 22:53:44,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f499b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44, skipping insertion in model container [2019-11-25 22:53:44,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:43" (1/1) ... [2019-11-25 22:53:44,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:44,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:44,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:44,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:44,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:44,607 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:44,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44 WrapperNode [2019-11-25 22:53:44,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:44,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:44,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:44,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:44,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:44,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:44,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:44,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:44,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:44" (1/1) ... [2019-11-25 22:53:44,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:44,817 INFO L168 Benchmark]: Toolchain (without parser) took 830.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:44,822 INFO L168 Benchmark]: CDTParser took 0.32 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 22:53:44,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:44,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:44,828 INFO L168 Benchmark]: Boogie Preprocessor took 93.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:44,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 617.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...