./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.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-invgen/id_build.i.p+nlh-reducer.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 7790858330d8d9c65e097c00c8669b9df5f9c726 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-invgen/id_build.i.p+nlh-reducer.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 7790858330d8d9c65e097c00c8669b9df5f9c726 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:04:02,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:02,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:02,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:02,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:02,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:02,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:02,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:02,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:02,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:02,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:02,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:02,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:02,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:02,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:02,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:02,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:02,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:02,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:02,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:02,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:02,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:02,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:02,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:02,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:02,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:02,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:02,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:02,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:02,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:02,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:02,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:02,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:02,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:02,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:02,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:02,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:02,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:02,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:02,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:02,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:02,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:02,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:02,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:02,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:02,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:02,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:02,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:02,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:02,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:02,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:02,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:02,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:02,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:02,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:02,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:02,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:02,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:02,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:02,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:02,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:02,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:02,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:02,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:02,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:02,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:02,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:02,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:02,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:02,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:02,753 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 -> 7790858330d8d9c65e097c00c8669b9df5f9c726 [2019-11-26 17:04:03,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:03,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:03,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:03,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:03,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:03,406 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-26 17:04:03,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e669afbf/57f72bdba196431f9b79c67beb964edb/FLAG192511585 [2019-11-26 17:04:04,747 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:04,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-26 17:04:04,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e669afbf/57f72bdba196431f9b79c67beb964edb/FLAG192511585 [2019-11-26 17:04:04,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e669afbf/57f72bdba196431f9b79c67beb964edb [2019-11-26 17:04:04,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:04,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:04,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:04,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:04,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:04,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:04" (1/1) ... [2019-11-26 17:04:04,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3514b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:04, skipping insertion in model container [2019-11-26 17:04:04,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:04" (1/1) ... [2019-11-26 17:04:04,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:05,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:06,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:06,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:06,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:06,934 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:06,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06 WrapperNode [2019-11-26 17:04:06,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:06,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:06,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:06,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:06,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:07,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:07,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:07,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:07,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:06" (1/1) ... [2019-11-26 17:04:07,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:07,402 INFO L168 Benchmark]: Toolchain (without parser) took 2553.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:07,405 INFO L168 Benchmark]: CDTParser took 3.61 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 17:04:07,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2089.92 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:07,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:07,417 INFO L168 Benchmark]: Boogie Preprocessor took 194.06 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:07,434 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.61 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 2089.92 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 256.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.06 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:11,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:11,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:11,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:11,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:11,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:11,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:11,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:11,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:11,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:11,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:11,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:11,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:11,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:11,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:11,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:11,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:11,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:11,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:11,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:11,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:11,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:11,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:11,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:11,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:11,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:11,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:11,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:11,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:11,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:11,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:11,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:11,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:11,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:11,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:11,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:11,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:11,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:11,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:11,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:11,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:11,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:11,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:11,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:11,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:11,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:11,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:11,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:11,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:11,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:11,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:11,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:11,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:11,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:11,617 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:11,618 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:11,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:11,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:11,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:11,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:11,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:11,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:11,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:11,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:11,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:11,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:11,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:11,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:11,627 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:11,627 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:11,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:11,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:11,631 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 -> 7790858330d8d9c65e097c00c8669b9df5f9c726 [2019-11-26 17:04:12,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:12,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:12,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:12,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:12,251 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:12,253 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-26 17:04:12,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71aa1d3f9/84c59badb6424800b409bee5d60c242c/FLAGb99b26fa7 [2019-11-26 17:04:13,603 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:13,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2019-11-26 17:04:13,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71aa1d3f9/84c59badb6424800b409bee5d60c242c/FLAGb99b26fa7 [2019-11-26 17:04:13,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71aa1d3f9/84c59badb6424800b409bee5d60c242c [2019-11-26 17:04:13,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:13,691 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:13,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:13,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:13,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:13,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:13" (1/1) ... [2019-11-26 17:04:13,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3514b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:13, skipping insertion in model container [2019-11-26 17:04:13,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:13" (1/1) ... [2019-11-26 17:04:13,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:13,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:15,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:15,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:15,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:15,977 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:15,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15 WrapperNode [2019-11-26 17:04:15,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:15,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:15,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:15,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:16,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:16,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:16,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:16,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:16,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:16,478 INFO L168 Benchmark]: Toolchain (without parser) took 2784.49 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 955.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,481 INFO L168 Benchmark]: CDTParser took 1.89 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 17:04:16,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2291.32 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 966.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.57 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,490 INFO L168 Benchmark]: Boogie Preprocessor took 205.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 2291.32 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 966.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.57 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...