./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/terminator_01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/loops/terminator_01.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 32428afd68005bcf440791010506ff25981be905 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops/terminator_01.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 32428afd68005bcf440791010506ff25981be905 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:12:42,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:42,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:42,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:42,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:42,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:42,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:42,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:42,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:42,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:42,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:42,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:42,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:42,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:42,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:42,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:42,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:42,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:42,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:42,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:42,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:42,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:42,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:42,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:42,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:42,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:42,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:42,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:42,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:42,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:42,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:42,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:42,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:42,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:42,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:42,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:42,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:42,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:42,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:42,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:42,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:42,659 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:42,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:42,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:42,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:42,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:42,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:42,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:42,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:42,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:42,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:42,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:42,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:42,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:42,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:42,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:42,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:42,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:42,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:42,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:42,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:42,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:42,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:42,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:42,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:42,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:42,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:42,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:42,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:42,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:42,703 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 -> 32428afd68005bcf440791010506ff25981be905 [2019-11-27 16:12:43,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:43,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:43,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:43,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:43,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:43,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_01.c [2019-11-27 16:12:43,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250f2002d/50ad876abd744f1f89be34bd4fdf1231/FLAGdf123aa72 [2019-11-27 16:12:43,928 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:43,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_01.c [2019-11-27 16:12:43,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250f2002d/50ad876abd744f1f89be34bd4fdf1231/FLAGdf123aa72 [2019-11-27 16:12:44,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250f2002d/50ad876abd744f1f89be34bd4fdf1231 [2019-11-27 16:12:44,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:44,279 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:44,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:44,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:44,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:44,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44, skipping insertion in model container [2019-11-27 16:12:44,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:44,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:44,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:44,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:44,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:44,651 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:44,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44 WrapperNode [2019-11-27 16:12:44,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:44,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:44,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:44,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:44,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:44,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:44,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:44,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:44,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:44" (1/1) ... [2019-11-27 16:12:44,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:44,827 INFO L168 Benchmark]: Toolchain (without parser) took 532.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.9 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:44,829 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 16:12:44,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.43 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:44,834 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.6 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:44,837 INFO L168 Benchmark]: Boogie Preprocessor took 33.63 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:44,847 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 369.43 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 122.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.6 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 33.63 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 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 0.1.24-509859d [2019-11-27 16:12:47,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:47,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:47,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:47,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:47,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:47,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:47,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:47,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:47,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:47,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:47,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:47,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:47,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:47,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:47,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:47,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:47,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:47,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:47,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:47,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:47,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:47,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:47,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:47,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:47,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:47,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:47,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:47,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:47,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:47,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:47,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:47,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:47,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:47,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:47,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:47,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:47,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:47,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:47,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:47,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:47,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:12:47,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:47,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:47,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:47,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:47,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:47,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:47,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:47,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:47,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:47,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:47,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:47,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:47,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:12:47,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:12:47,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:47,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:47,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:47,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:47,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:47,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:47,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:47,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:47,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:47,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:47,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:47,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:47,785 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:12:47,786 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:12:47,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:47,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:12:47,787 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 -> 32428afd68005bcf440791010506ff25981be905 [2019-11-27 16:12:48,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:48,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:48,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:48,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:48,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:48,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_01.c [2019-11-27 16:12:48,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2122ed6c/90dffad7d03a43b984b24506393d49d8/FLAG7835c3a0b [2019-11-27 16:12:49,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:49,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_01.c [2019-11-27 16:12:49,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2122ed6c/90dffad7d03a43b984b24506393d49d8/FLAG7835c3a0b [2019-11-27 16:12:49,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2122ed6c/90dffad7d03a43b984b24506393d49d8 [2019-11-27 16:12:49,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:49,396 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:49,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:49,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:49,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:49,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49, skipping insertion in model container [2019-11-27 16:12:49,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:49,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:49,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:49,736 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:49,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:49,770 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:49,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49 WrapperNode [2019-11-27 16:12:49,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:49,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:49,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:49,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:49,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:49,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:49,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:49,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:49,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:49,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:50,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:50,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:49" (1/1) ... [2019-11-27 16:12:50,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:50,019 INFO L168 Benchmark]: Toolchain (without parser) took 624.06 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 989.8 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:50,021 INFO L168 Benchmark]: CDTParser took 0.25 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 16:12:50,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.32 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 16:12:50,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.77 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 996.9 MB in the end (delta: -49.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:50,034 INFO L168 Benchmark]: Boogie Preprocessor took 61.50 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:50,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 374.32 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 175.77 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 996.9 MB in the end (delta: -49.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.50 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...