./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/Mono3_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/Mono3_1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-crafted-1/Mono3_1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:52:07,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:07,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:07,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:07,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:07,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:07,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:07,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:07,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:07,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:07,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:07,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:07,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:07,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:07,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:07,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:07,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:07,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:07,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:07,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:07,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:08,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:08,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:08,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:08,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:08,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:08,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:08,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:08,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:08,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:08,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:08,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:08,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:08,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:08,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:08,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:08,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:08,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:08,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:08,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:08,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:08,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:08,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:08,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:08,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:08,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:08,102 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:08,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:08,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:08,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:08,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:08,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:08,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:08,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:08,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:08,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:08,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:08,111 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:08,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:08,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:08,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:08,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:08,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:08,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:08,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:08,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:08,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:08,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:08,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:08,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:08,121 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 -> 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 [2019-11-27 09:52:08,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:08,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:08,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:08,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:08,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:08,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 09:52:08,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aee36991/788cdc85b8e3403ba29af41321aa682e/FLAG670bfb2ad [2019-11-27 09:52:09,984 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:09,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 09:52:10,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aee36991/788cdc85b8e3403ba29af41321aa682e/FLAG670bfb2ad [2019-11-27 09:52:10,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aee36991/788cdc85b8e3403ba29af41321aa682e [2019-11-27 09:52:10,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:10,055 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:10,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:10,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:10,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:10,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10, skipping insertion in model container [2019-11-27 09:52:10,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:10,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:10,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:10,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:10,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:10,625 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:10,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10 WrapperNode [2019-11-27 09:52:10,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:10,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:10,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:10,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:10,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:10,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:10,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:10,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:10,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:10" (1/1) ... [2019-11-27 09:52:10,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:10,840 INFO L168 Benchmark]: Toolchain (without parser) took 767.44 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 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:10,843 INFO L168 Benchmark]: CDTParser took 1.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:10,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.63 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:10,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:10,852 INFO L168 Benchmark]: Boogie Preprocessor took 33.48 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:10,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 582.63 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 141.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 33.48 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 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 09:52:14,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:14,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:14,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:14,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:14,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:14,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:14,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:14,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:14,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:14,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:14,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:14,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:14,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:14,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:14,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:14,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:14,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:14,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:14,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:14,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:14,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:14,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:14,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:14,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:14,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:14,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:14,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:14,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:14,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:14,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:14,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:14,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:14,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:14,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:14,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:14,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:14,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:14,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:14,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:14,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:14,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:14,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:14,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:14,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:14,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:14,907 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:14,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:14,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:14,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:14,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:14,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:14,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:14,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:14,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:14,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:14,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:14,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:14,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:14,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:14,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:14,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:14,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:14,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:14,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:14,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:14,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:14,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:14,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:14,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:14,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:14,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:14,926 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 -> 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 [2019-11-27 09:52:15,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:15,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:15,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:15,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:15,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:15,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 09:52:15,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/704837516/91aca38537aa4893b73365c20b8ffa45/FLAG41c5cf837 [2019-11-27 09:52:16,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:16,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 09:52:16,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/704837516/91aca38537aa4893b73365c20b8ffa45/FLAG41c5cf837 [2019-11-27 09:52:16,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/704837516/91aca38537aa4893b73365c20b8ffa45 [2019-11-27 09:52:16,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:16,901 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:16,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:16,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:16,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:16,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16, skipping insertion in model container [2019-11-27 09:52:16,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:16,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:17,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:17,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:17,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:17,483 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:17,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17 WrapperNode [2019-11-27 09:52:17,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:17,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:17,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:17,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:17,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:17,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:17,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:17,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:17,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:17,729 INFO L168 Benchmark]: Toolchain (without parser) took 827.34 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 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:17,731 INFO L168 Benchmark]: CDTParser took 1.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:17,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,737 INFO L168 Benchmark]: Boogie Preprocessor took 50.01 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,747 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 587.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 174.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.01 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 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...