./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/rlim_invariant.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/rlim_invariant.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 05489f97023e2a5894acdd30001ad3ce1a478731 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float-benchs/rlim_invariant.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 05489f97023e2a5894acdd30001ad3ce1a478731 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:58:10,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:10,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:10,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:10,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:10,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:10,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:10,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:10,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:10,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:10,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:10,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:10,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:10,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:10,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:10,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:10,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:10,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:10,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:10,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:10,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:10,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:10,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:10,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:10,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:10,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:10,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:10,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:10,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:10,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:10,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:10,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:10,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:10,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:10,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:10,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:10,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:10,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:10,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:10,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:10,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:10,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:10,370 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:10,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:10,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:10,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:10,379 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:10,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:10,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:10,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:10,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:10,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:10,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:10,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:10,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:10,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:10,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:10,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:10,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:10,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:10,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:10,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:10,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:10,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:10,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:10,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:10,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:10,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:10,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:10,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:10,395 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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2019-11-26 16:58:10,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:10,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:10,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:10,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:10,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:11,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-11-26 16:58:11,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f514130ee/066d1f7a072b4ff1a2098b4d509814b6/FLAG935282d3f [2019-11-26 16:58:12,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:12,183 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-11-26 16:58:12,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f514130ee/066d1f7a072b4ff1a2098b4d509814b6/FLAG935282d3f [2019-11-26 16:58:12,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f514130ee/066d1f7a072b4ff1a2098b4d509814b6 [2019-11-26 16:58:12,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:12,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:12,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:12,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:12,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:12,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12, skipping insertion in model container [2019-11-26 16:58:12,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:12,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:12,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:12,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:12,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:12,824 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:12,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12 WrapperNode [2019-11-26 16:58:12,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:12,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:12,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:12,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:12,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:13,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:13,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:13,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:13,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:13,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:13,081 INFO L168 Benchmark]: Toolchain (without parser) took 830.83 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:13,097 INFO L168 Benchmark]: CDTParser took 1.77 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:13,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.84 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. [2019-11-26 16:58:13,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:13,104 INFO L168 Benchmark]: Boogie Preprocessor took 57.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:13,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 581.84 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 176.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:58:17,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:17,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:17,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:17,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:17,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:17,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:17,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:17,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:17,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:17,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:17,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:17,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:17,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:17,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:17,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:17,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:17,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:17,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:17,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:17,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:17,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:17,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:17,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:17,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:17,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:17,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:17,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:17,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:17,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:17,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:17,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:17,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:17,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:17,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:17,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:17,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:17,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:17,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:17,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:17,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:17,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:17,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:17,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:17,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:17,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:17,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:17,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:17,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:17,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:17,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:17,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:17,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:17,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:17,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:17,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:17,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:17,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:17,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:17,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:17,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:17,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:17,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:17,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:17,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:17,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:17,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:17,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:17,331 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:17,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:17,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:17,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:17,336 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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2019-11-26 16:58:17,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:17,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:17,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:17,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:17,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:17,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-11-26 16:58:18,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5815f9b00/7020225848bb470581a5d92cb95bfdd2/FLAG7b2c4bcfa [2019-11-26 16:58:19,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:19,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-11-26 16:58:19,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5815f9b00/7020225848bb470581a5d92cb95bfdd2/FLAG7b2c4bcfa [2019-11-26 16:58:19,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5815f9b00/7020225848bb470581a5d92cb95bfdd2 [2019-11-26 16:58:19,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:19,279 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:19,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:19,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:19,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:19,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a98191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19, skipping insertion in model container [2019-11-26 16:58:19,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:19,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:19,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:19,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:19,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:19,944 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:19,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19 WrapperNode [2019-11-26 16:58:19,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:19,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:19,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:19,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:19,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:20,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:20,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:20,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:20,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:20,232 INFO L168 Benchmark]: Toolchain (without parser) took 951.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:20,235 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:20,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:20,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:20,242 INFO L168 Benchmark]: Boogie Preprocessor took 97.67 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. [2019-11-26 16:58:20,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 664.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.67 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...