./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector-regression/implicitunsignedconversion-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-regression/implicitunsignedconversion-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 59cfeb3705edf7a8f1fb3969f0cbe1c9b0cfc4af ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/bitvector-regression/implicitunsignedconversion-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 59cfeb3705edf7a8f1fb3969f0cbe1c9b0cfc4af ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:41:15,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:15,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:16,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:16,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:16,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:16,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:16,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:16,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:16,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:16,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:16,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:16,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:16,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:16,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:16,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:16,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:16,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:16,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:16,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:16,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:16,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:16,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:16,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:16,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:16,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:16,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:16,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:16,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:16,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:16,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:16,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:16,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:16,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:16,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:16,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:16,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:16,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:16,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:16,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:16,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:16,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:16,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:16,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:16,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:16,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:16,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:16,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:16,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:16,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:16,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:16,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:16,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:16,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:16,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:16,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:16,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:16,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:16,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:16,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:16,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:16,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:16,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:16,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:16,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:16,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:16,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:16,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:16,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:16,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:16,229 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 -> 59cfeb3705edf7a8f1fb3969f0cbe1c9b0cfc4af [2019-11-27 15:41:16,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:16,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:16,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:16,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:16,896 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:16,897 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/implicitunsignedconversion-1.c [2019-11-27 15:41:17,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/047813f2e/faa5bc3b064b4d3fb5b908cf65d76b18/FLAG0c1544627 [2019-11-27 15:41:18,092 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:18,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitunsignedconversion-1.c [2019-11-27 15:41:18,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/047813f2e/faa5bc3b064b4d3fb5b908cf65d76b18/FLAG0c1544627 [2019-11-27 15:41:18,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/047813f2e/faa5bc3b064b4d3fb5b908cf65d76b18 [2019-11-27 15:41:18,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:18,161 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:18,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:18,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:18,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:18,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e0a05f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18, skipping insertion in model container [2019-11-27 15:41:18,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:18,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:18,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:18,659 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:18,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:18,692 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:18,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18 WrapperNode [2019-11-27 15:41:18,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:18,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:18,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:18,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:18,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:18,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:18,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:18,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:18,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:18" (1/1) ... [2019-11-27 15:41:18,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:18,897 INFO L168 Benchmark]: Toolchain (without parser) took 736.84 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 996.9 MB in the end (delta: -35.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:18,899 INFO L168 Benchmark]: CDTParser took 1.41 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 15:41:18,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.67 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 15:41:18,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:18,922 INFO L168 Benchmark]: Boogie Preprocessor took 31.56 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:18,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 532.67 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 157.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 31.56 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 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 0.1.24-509859d [2019-11-27 15:41:22,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:22,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:22,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:22,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:22,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:22,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:22,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:22,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:22,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:22,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:22,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:22,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:22,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:22,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:22,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:22,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:22,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:22,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:22,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:22,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:23,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:23,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:23,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:23,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:23,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:23,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:23,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:23,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:23,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:23,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:23,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:23,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:23,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:23,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:23,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:23,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:23,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:23,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:23,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:23,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:23,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:23,086 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:23,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:23,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:23,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:23,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:23,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:23,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:23,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:23,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:23,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:23,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:23,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:23,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:23,100 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:23,101 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:23,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:23,101 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:23,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:23,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:23,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:23,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:23,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:23,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:23,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:23,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:23,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:23,109 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:23,109 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:23,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:23,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:23,112 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 -> 59cfeb3705edf7a8f1fb3969f0cbe1c9b0cfc4af [2019-11-27 15:41:23,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:23,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:23,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:23,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:23,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:23,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/implicitunsignedconversion-1.c [2019-11-27 15:41:23,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438b85dc9/d732ac0975e54bfd937f6ea09ed67456/FLAG203368089 [2019-11-27 15:41:24,910 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:24,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitunsignedconversion-1.c [2019-11-27 15:41:24,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438b85dc9/d732ac0975e54bfd937f6ea09ed67456/FLAG203368089 [2019-11-27 15:41:24,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438b85dc9/d732ac0975e54bfd937f6ea09ed67456 [2019-11-27 15:41:24,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:24,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:24,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:24,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:24,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:24,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:24" (1/1) ... [2019-11-27 15:41:24,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c002b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:24, skipping insertion in model container [2019-11-27 15:41:24,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:24" (1/1) ... [2019-11-27 15:41:25,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:25,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:25,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:25,502 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:25,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:25,574 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:25,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25 WrapperNode [2019-11-27 15:41:25,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:25,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:25,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:25,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:25,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:25,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:25,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:25,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:25,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:25,873 INFO L168 Benchmark]: Toolchain (without parser) took 887.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.1 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:25,875 INFO L168 Benchmark]: CDTParser took 0.36 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 15:41:25,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:25,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.1 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:25,885 INFO L168 Benchmark]: Boogie Preprocessor took 53.70 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:25,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 595.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 229.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.1 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.70 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 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...