./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s4liff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/s4liff.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 75cbf81488c74fc4c02939f7ad281d8c79be2b76 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-fpi/s4liff.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 75cbf81488c74fc4c02939f7ad281d8c79be2b76 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:53,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:53,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:53,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:53,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:53,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:53,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:53,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:53,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:53,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:53,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:53,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:53,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:53,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:53,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:53,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:53,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:53,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:53,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:53,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:53,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:53,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:53,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:54,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:54,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:54,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:54,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:54,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:54,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:54,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:54,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:54,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:54,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:54,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:54,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:54,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:54,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:54,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:54,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:54,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:54,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:54,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:54,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:54,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:54,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:54,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:54,087 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:54,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:54,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:54,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:54,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:54,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:54,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:54,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:54,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:54,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:54,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:54,093 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:54,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:54,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:54,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:54,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:54,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:54,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:54,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:54,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:54,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:54,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:54,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:54,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:54,100 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 -> 75cbf81488c74fc4c02939f7ad281d8c79be2b76 [2019-11-27 09:18:54,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:54,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:54,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:54,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:54,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:54,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s4liff.c [2019-11-27 09:18:54,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a3f14c9/265e01381de04ad6b3276b39f50becd3/FLAGd84f47f39 [2019-11-27 09:18:55,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:55,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s4liff.c [2019-11-27 09:18:55,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a3f14c9/265e01381de04ad6b3276b39f50becd3/FLAGd84f47f39 [2019-11-27 09:18:56,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a3f14c9/265e01381de04ad6b3276b39f50becd3 [2019-11-27 09:18:56,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:56,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:56,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:56,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:56,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:56,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56, skipping insertion in model container [2019-11-27 09:18:56,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:56,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:56,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:56,556 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:56,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:56,631 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:56,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56 WrapperNode [2019-11-27 09:18:56,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:56,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:56,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:56,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:56,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:56,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:56,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:56,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:56,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:56" (1/1) ... [2019-11-27 09:18:56,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:56,881 INFO L168 Benchmark]: Toolchain (without parser) took 855.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:56,882 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 09:18:56,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.93 ms. Allocated memory is still 1.0 GB. Free memory was 968.8 MB in the beginning and 957.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:56,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:56,904 INFO L168 Benchmark]: Boogie Preprocessor took 62.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:56,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 611.93 ms. Allocated memory is still 1.0 GB. Free memory was 968.8 MB in the beginning and 957.4 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 168.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:19:00,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:00,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:00,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:00,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:00,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:00,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:00,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:00,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:00,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:00,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:00,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:00,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:00,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:00,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:00,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:00,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:00,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:00,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:00,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:00,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:00,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:00,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:00,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:00,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:00,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:00,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:00,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:00,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:00,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:00,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:00,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:00,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:00,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:00,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:00,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:00,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:00,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:00,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:00,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:00,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:00,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:00,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:00,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:00,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:00,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:00,769 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:00,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:00,770 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:00,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:00,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:00,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:00,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:00,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:00,776 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:00,776 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:00,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:00,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:00,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:00,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:00,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:00,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:00,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:00,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:00,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:00,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:00,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:00,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:00,782 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:00,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:00,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:00,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:00,787 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 -> 75cbf81488c74fc4c02939f7ad281d8c79be2b76 [2019-11-27 09:19:01,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:01,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:01,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:01,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:01,427 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:01,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s4liff.c [2019-11-27 09:19:01,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b444e28e7/d447e722d9b74d569f559757a7d06f34/FLAG075db660b [2019-11-27 09:19:02,639 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:02,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s4liff.c [2019-11-27 09:19:02,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b444e28e7/d447e722d9b74d569f559757a7d06f34/FLAG075db660b [2019-11-27 09:19:02,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b444e28e7/d447e722d9b74d569f559757a7d06f34 [2019-11-27 09:19:02,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:02,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:02,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:02,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:02,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:02,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:02" (1/1) ... [2019-11-27 09:19:02,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:02, skipping insertion in model container [2019-11-27 09:19:02,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:02" (1/1) ... [2019-11-27 09:19:02,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:02,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:03,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:03,335 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:03,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:03,550 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:03,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03 WrapperNode [2019-11-27 09:19:03,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:03,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:03,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:03,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:03,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:03,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:03,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:03,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:03,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:03" (1/1) ... [2019-11-27 09:19:03,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:03,794 INFO L168 Benchmark]: Toolchain (without parser) took 1078.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:03,795 INFO L168 Benchmark]: CDTParser took 2.57 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. [2019-11-27 09:19:03,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:03,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:03,799 INFO L168 Benchmark]: Boogie Preprocessor took 101.39 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:03,819 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 838.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.39 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...