./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-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/SpamAssassin-loop.i.v+cfa-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 5daa60820c0033439eb2fc136c4a16d466a909bc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/SpamAssassin-loop.i.v+cfa-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 5daa60820c0033439eb2fc136c4a16d466a909bc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:55,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:55,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:55,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:55,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:55,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:55,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:55,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:55,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:55,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:55,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:55,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:55,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:55,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:55,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:55,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:55,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:55,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:55,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:55,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:55,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:55,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:55,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:55,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:55,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:55,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:55,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:55,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:55,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:55,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:55,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:55,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:55,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:55,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:55,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:55,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:55,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:55,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:55,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:55,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:55,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:55,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:55,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:55,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:55,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:55,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:55,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:55,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:55,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:55,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:55,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:55,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:55,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:55,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:55,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:55,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:55,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:55,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:55,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:55,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:55,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:55,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:55,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:55,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:55,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:55,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:55,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:55,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:55,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:55,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:55,791 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 -> 5daa60820c0033439eb2fc136c4a16d466a909bc [2019-11-26 17:03:56,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:56,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:56,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:56,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:56,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:56,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-11-26 17:03:56,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a82e02b/e21b03305b65457a81acafce8b4d266f/FLAGd6395cab2 [2019-11-26 17:03:57,147 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:57,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-11-26 17:03:57,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a82e02b/e21b03305b65457a81acafce8b4d266f/FLAGd6395cab2 [2019-11-26 17:03:57,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a82e02b/e21b03305b65457a81acafce8b4d266f [2019-11-26 17:03:57,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:57,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:57,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:57,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:57,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:57,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:57" (1/1) ... [2019-11-26 17:03:57,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:57, skipping insertion in model container [2019-11-26 17:03:57,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:57" (1/1) ... [2019-11-26 17:03:57,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:57,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:57,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:57,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:58,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:58,051 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:58,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58 WrapperNode [2019-11-26 17:03:58,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:58,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:58,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:58,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:58,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:58,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:58,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:58,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:58,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:58" (1/1) ... [2019-11-26 17:03:58,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:58,176 INFO L168 Benchmark]: Toolchain (without parser) took 684.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:58,177 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:58,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:58,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.41 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:58,182 INFO L168 Benchmark]: Boogie Preprocessor took 44.74 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:58,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 575.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 58.41 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.74 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 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 0.1.24-025d5a2 [2019-11-26 17:04:00,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:00,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:00,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:00,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:00,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:00,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:00,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:00,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:00,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:00,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:00,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:00,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:00,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:00,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:00,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:00,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:00,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:00,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:00,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:00,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:00,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:00,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:00,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:00,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:00,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:00,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:00,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:00,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:00,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:00,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:00,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:00,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:00,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:00,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:00,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:00,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:00,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:00,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:00,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:00,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:00,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:01,017 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:01,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:01,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:01,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:01,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:01,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:01,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:01,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:01,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:01,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:01,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:01,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:01,027 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:01,028 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:01,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:01,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:01,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:01,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:01,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:01,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:01,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:01,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:01,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:01,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:01,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:01,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:01,033 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:01,033 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:01,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:01,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:01,035 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 -> 5daa60820c0033439eb2fc136c4a16d466a909bc [2019-11-26 17:04:01,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:01,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:01,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:01,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:01,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:01,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-11-26 17:04:01,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e447458b/dba8689348cd44869b5c3908e4353179/FLAGe74d41edc [2019-11-26 17:04:02,363 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:02,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-11-26 17:04:02,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e447458b/dba8689348cd44869b5c3908e4353179/FLAGe74d41edc [2019-11-26 17:04:02,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e447458b/dba8689348cd44869b5c3908e4353179 [2019-11-26 17:04:02,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:02,708 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:02,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:02,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:02,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:02,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:02" (1/1) ... [2019-11-26 17:04:02,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcda2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:02, skipping insertion in model container [2019-11-26 17:04:02,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:02" (1/1) ... [2019-11-26 17:04:02,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:02,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:03,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:03,197 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:03,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:03,358 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:03,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03 WrapperNode [2019-11-26 17:04:03,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:03,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:03,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:03,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:03,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:03,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:03,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:03,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:03,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:03,477 INFO L168 Benchmark]: Toolchain (without parser) took 765.08 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:03,477 INFO L168 Benchmark]: CDTParser took 0.22 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 17:04:03,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:03,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:03,480 INFO L168 Benchmark]: Boogie Preprocessor took 48.05 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:03,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 647.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 62.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 48.05 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 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...