/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float18_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: 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 ../../../trunk/examples/svcomp/floats-cbmc-regression/float18_true-unreach-call.i -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 05401c2719408060d1b8913a5a649bbde9938553 ..................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:46:42,132 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:46:42,134 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:46:42,148 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:46:42,149 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:46:42,150 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:46:42,151 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:46:42,153 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:46:42,155 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:46:42,155 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:46:42,156 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:46:42,157 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:46:42,158 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:46:42,158 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:46:42,159 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:46:42,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:46:42,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:46:42,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:46:42,165 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:46:42,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:46:42,167 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:46:42,169 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:46:42,171 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:46:42,171 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:46:42,172 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:46:42,173 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:46:42,174 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:46:42,174 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:46:42,175 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:46:42,177 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:46:42,177 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:46:42,177 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:46:42,178 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:46:42,178 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:46:42,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:46:42,180 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:46:42,180 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:46:42,195 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:46:42,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:46:42,197 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:46:42,197 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:46:42,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:46:42,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:46:42,198 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:46:42,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:46:42,199 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:46:42,199 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:46:42,199 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:46:42,199 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:46:42,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:46:42,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:46:42,200 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:46:42,200 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:46:42,200 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:46:42,200 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:46:42,200 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:46:42,200 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:46:42,201 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:46:42,201 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:46:42,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:46:42,201 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:46:42,201 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:46:42,202 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:46:42,203 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:46:42,204 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:46:42,204 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:46:42,204 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> 05401c2719408060d1b8913a5a649bbde9938553 [2018-09-20 13:46:42,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:46:42,303 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:46:42,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:46:42,310 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:46:42,311 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:46:42,312 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float18_true-unreach-call.i [2018-09-20 13:46:42,656 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d70753bf/6953d851752840b7bd829146bfa43e44/FLAGc811ad4e1 [2018-09-20 13:46:42,954 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:46:42,955 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float18_true-unreach-call.i [2018-09-20 13:46:42,971 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d70753bf/6953d851752840b7bd829146bfa43e44/FLAGc811ad4e1 [2018-09-20 13:46:42,988 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d70753bf/6953d851752840b7bd829146bfa43e44 [2018-09-20 13:46:42,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:46:42,996 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:46:42,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:42,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:46:43,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:46:43,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:42" (1/1) ... [2018-09-20 13:46:43,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8526a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:43, skipping insertion in model container [2018-09-20 13:46:43,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:42" (1/1) ... [2018-09-20 13:46:43,024 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:46:43,399 WARN L223 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: sin [2018-09-20 13:46:43,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a3aaaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:43, skipping insertion in model container [2018-09-20 13:46:43,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:43,401 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-09-20 13:46:43,402 INFO L168 Benchmark]: Toolchain (without parser) took 408.33 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:43,404 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:46:43,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.42 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:43,410 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.42 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 962]: Unsupported Syntax Unsupported function from math.h: sin RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...