java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/floats-cdfpl/sine_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 19:38:18,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 19:38:18,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 19:38:18,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 19:38:18,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 19:38:18,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 19:38:18,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 19:38:18,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 19:38:18,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 19:38:18,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 19:38:18,096 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 19:38:18,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 19:38:18,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 19:38:18,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 19:38:18,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 19:38:18,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 19:38:18,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 19:38:18,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 19:38:18,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 19:38:18,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 19:38:18,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 19:38:18,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 19:38:18,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 19:38:18,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 19:38:18,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 19:38:18,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 19:38:18,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 19:38:18,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 19:38:18,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 19:38:18,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 19:38:18,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 19:38:18,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 19:38:18,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 19:38:18,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 19:38:18,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 19:38:18,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 19:38:18,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 19:38:18,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 19:38:18,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 19:38:18,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 19:38:18,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 19:38:18,144 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 19:38:18,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 19:38:18,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 19:38:18,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 19:38:18,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 19:38:18,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 19:38:18,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 19:38:18,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 19:38:18,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 19:38:18,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 19:38:18,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 19:38:18,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 19:38:18,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 19:38:18,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 19:38:18,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 19:38:18,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 19:38:18,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 19:38:18,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 19:38:18,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 19:38:18,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 19:38:18,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 19:38:18,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 19:38:18,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 19:38:18,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 19:38:18,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 19:38:18,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 19:38:18,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 19:38:18,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 19:38:18,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 19:38:18,198 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 19:38:18,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cdfpl/sine_1.i [2019-08-14 19:38:18,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/062a21bf4/60d429366acc46aeb4e8aba148960e18/FLAG6921c2834 [2019-08-14 19:38:18,804 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 19:38:18,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_1.i [2019-08-14 19:38:18,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/062a21bf4/60d429366acc46aeb4e8aba148960e18/FLAG6921c2834 [2019-08-14 19:38:19,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/062a21bf4/60d429366acc46aeb4e8aba148960e18 [2019-08-14 19:38:19,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 19:38:19,254 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 19:38:19,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 19:38:19,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 19:38:19,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 19:38:19,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e118492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19, skipping insertion in model container [2019-08-14 19:38:19,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,272 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 19:38:19,291 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 19:38:19,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 19:38:19,465 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 19:38:19,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 19:38:19,500 INFO L192 MainTranslator]: Completed translation [2019-08-14 19:38:19,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19 WrapperNode [2019-08-14 19:38:19,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 19:38:19,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 19:38:19,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 19:38:19,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 19:38:19,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 19:38:19,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 19:38:19,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 19:38:19,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 19:38:19,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 19:38:19,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 19:38:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 19:38:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 19:38:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 19:38:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 19:38:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-14 19:38:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 19:38:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 19:38:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 19:38:19,821 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 19:38:19,821 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 19:38:19,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:38:19 BoogieIcfgContainer [2019-08-14 19:38:19,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 19:38:19,823 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 19:38:19,823 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 19:38:19,824 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 19:38:19,825 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:38:19" (1/1) ... [2019-08-14 19:38:19,916 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 19:38:19,919 INFO L168 Benchmark]: Toolchain (without parser) took 666.72 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 90.7 MB in the beginning and 162.3 MB in the end (delta: -71.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 19:38:19,920 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 19:38:19,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.18 ms. Allocated memory is still 134.2 MB. Free memory was 90.5 MB in the beginning and 81.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:19,923 INFO L168 Benchmark]: Boogie Preprocessor took 124.53 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 81.0 MB in the beginning and 176.3 MB in the end (delta: -95.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:19,924 INFO L168 Benchmark]: RCFGBuilder took 196.10 ms. Allocated memory is still 199.8 MB. Free memory was 176.3 MB in the beginning and 167.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:19,924 INFO L168 Benchmark]: Symbolic Interpretation took 93.27 ms. Allocated memory is still 199.8 MB. Free memory was 167.0 MB in the beginning and 162.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:19,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 12#(= main_~x~0 main_~IN~0). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 246.18 ms. Allocated memory is still 134.2 MB. Free memory was 90.5 MB in the beginning and 81.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.53 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 81.0 MB in the beginning and 176.3 MB in the end (delta: -95.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 196.10 ms. Allocated memory is still 199.8 MB. Free memory was 176.3 MB in the beginning and 167.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.27 ms. Allocated memory is still 199.8 MB. Free memory was 167.0 MB in the beginning and 162.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...