./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/const_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-acceleration/const_1-1.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 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-acceleration/const_1-1.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 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:07,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:07,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:07,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:07,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:07,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:07,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:07,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:07,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:07,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:07,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:07,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:07,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:07,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:07,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:07,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:07,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:07,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:07,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:07,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:07,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:07,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:07,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:07,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:07,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:07,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:07,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:07,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:07,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:07,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:07,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:07,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:07,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:07,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:07,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:07,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:07,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:07,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:07,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:07,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:07,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:07,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:07,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:07,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:07,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:07,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:07,682 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:07,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:07,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:07,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:07,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:07,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:07,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:07,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:07,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:07,687 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:07,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:07,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:07,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:07,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:07,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:07,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:07,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:07,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:07,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:07,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:07,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:07,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:07,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:07,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:07,692 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 -> 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e [2019-11-27 09:51:08,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:08,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:08,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:08,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:08,178 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:08,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 09:51:08,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f0436aac/9b78c6dff59f4cf9ae0474670c24db59/FLAG1ad661f4a [2019-11-27 09:51:08,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:08,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 09:51:08,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f0436aac/9b78c6dff59f4cf9ae0474670c24db59/FLAG1ad661f4a [2019-11-27 09:51:09,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f0436aac/9b78c6dff59f4cf9ae0474670c24db59 [2019-11-27 09:51:09,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:09,314 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:09,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:09,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:09,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:09,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09, skipping insertion in model container [2019-11-27 09:51:09,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:09,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:09,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:09,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:09,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:09,668 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:09,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09 WrapperNode [2019-11-27 09:51:09,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:09,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:09,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:09,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:09,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:09,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:09,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:09,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:09,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:09" (1/1) ... [2019-11-27 09:51:09,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:09,815 INFO L168 Benchmark]: Toolchain (without parser) took 485.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.0 MB in the end (delta: -33.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:09,819 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-27 09:51:09,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.47 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:09,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.0 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:09,825 INFO L168 Benchmark]: Boogie Preprocessor took 24.28 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:09,831 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 351.47 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 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 102.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.0 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 24.28 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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-da95e15 [2019-11-27 09:51:12,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:12,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:12,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:12,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:12,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:12,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:12,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:12,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:12,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:12,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:12,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:12,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:12,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:12,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:12,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:12,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:12,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:12,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:12,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:12,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:12,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:12,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:12,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:12,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:12,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:12,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:12,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:12,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:12,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:12,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:12,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:12,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:12,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:12,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:12,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:12,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:12,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:12,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:12,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:12,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:12,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:12,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:12,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:12,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:12,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:12,685 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:12,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:12,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:12,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:12,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:12,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:12,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:12,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:12,690 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:12,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:12,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:12,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:12,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:12,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:12,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:12,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:12,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:12,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:12,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:12,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:12,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:12,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:12,696 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:12,696 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:12,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:12,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:12,697 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 -> 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e [2019-11-27 09:51:13,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:13,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:13,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:13,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:13,193 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:13,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 09:51:13,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc6d5aa68/c00db53f9696482daf6de8e651a4d8a5/FLAG3c547e396 [2019-11-27 09:51:14,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:14,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-27 09:51:14,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc6d5aa68/c00db53f9696482daf6de8e651a4d8a5/FLAG3c547e396 [2019-11-27 09:51:14,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc6d5aa68/c00db53f9696482daf6de8e651a4d8a5 [2019-11-27 09:51:14,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:14,382 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:14,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:14,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:14,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:14,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9cbd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14, skipping insertion in model container [2019-11-27 09:51:14,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:14,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:14,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:14,757 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:14,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:14,795 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:14,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14 WrapperNode [2019-11-27 09:51:14,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:14,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:14,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:14,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:14,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:14,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:14,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:14,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:14,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:14,955 INFO L168 Benchmark]: Toolchain (without parser) took 568.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 995.6 MB in the end (delta: -36.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:14,970 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 09:51:14,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:14,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 995.6 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:14,974 INFO L168 Benchmark]: Boogie Preprocessor took 22.69 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:14,984 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 411.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.4 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 123.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 995.6 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 22.69 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 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...