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_3.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:23:12,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:23:12,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:23:12,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:23:12,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:23:12,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:23:12,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:23:12,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:23:12,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:23:12,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:23:12,339 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:23:12,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:23:12,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:23:12,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:23:12,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:23:12,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:23:12,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:23:12,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:23:12,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:23:12,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:23:12,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:23:12,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:23:12,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:23:12,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:23:12,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:23:12,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:23:12,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:23:12,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:23:12,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:23:12,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:23:12,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:23:12,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:23:12,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:23:12,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:23:12,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:23:12,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:23:12,385 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 [2019-08-22 21:23:12,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:23:12,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:23:12,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:23:12,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:23:12,419 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:23:12,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:23:12,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:23:12,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:23:12,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:23:12,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:23:12,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:23:12,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:23:12,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:23:12,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:23:12,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:23:12,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:23:12,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:23:12,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:23:12,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:23:12,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:23:12,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:23:12,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:23:12,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:23:12,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:23:12,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:23:12,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:23:12,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:23:12,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:23:12,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:23:12,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:23:12,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:23:12,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:23:12,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:23:12,498 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:23:12,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cdfpl/sine_3.i [2019-08-22 21:23:12,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c01801f4/c9f8850a21d94793b88a9421cc1ae114/FLAGa44e5dad1 [2019-08-22 21:23:12,983 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:23:12,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_3.i [2019-08-22 21:23:12,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c01801f4/c9f8850a21d94793b88a9421cc1ae114/FLAGa44e5dad1 [2019-08-22 21:23:13,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c01801f4/c9f8850a21d94793b88a9421cc1ae114 [2019-08-22 21:23:13,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:23:13,402 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:23:13,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:13,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:23:13,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:23:13,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16c7478a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13, skipping insertion in model container [2019-08-22 21:23:13,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,418 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:23:13,433 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:23:13,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:13,606 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:23:13,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:13,646 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:23:13,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13 WrapperNode [2019-08-22 21:23:13,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:13,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:23:13,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:23:13,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:23:13,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (1/1) ... [2019-08-22 21:23:13,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:23:13,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:23:13,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:23:13,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:23:13,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:13" (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 [2019-08-22 21:23:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:23:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:23:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:23:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:23:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 21:23:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-22 21:23:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:23:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:23:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:23:14,001 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:23:14,002 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:23:14,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:14 BoogieIcfgContainer [2019-08-22 21:23:14,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:23:14,003 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:23:14,004 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:23:14,004 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:23:14,005 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:14" (1/1) ... [2019-08-22 21:23:14,018 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:23:14,021 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:23:14,026 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:23:14,034 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:23:14,035 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:23:14,081 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 21:23:14,103 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:23:14,104 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:23:14,105 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 16#(= main_~x~0 main_~IN~0) [2019-08-22 21:23:14,115 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:23:14,115 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:23:14,118 INFO L168 Benchmark]: Toolchain (without parser) took 714.02 ms. Allocated memory was 146.3 MB in the beginning and 201.3 MB in the end (delta: 55.1 MB). Free memory was 94.1 MB in the beginning and 163.2 MB in the end (delta: -69.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 21:23:14,119 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 146.3 MB. Free memory was 112.4 MB in the beginning and 112.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:23:14,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.28 ms. Allocated memory is still 146.3 MB. Free memory was 93.9 MB in the beginning and 84.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:14,121 INFO L168 Benchmark]: Boogie Preprocessor took 142.45 ms. Allocated memory was 146.3 MB in the beginning and 201.3 MB in the end (delta: 55.1 MB). Free memory was 84.4 MB in the beginning and 178.8 MB in the end (delta: -94.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:14,122 INFO L168 Benchmark]: RCFGBuilder took 212.69 ms. Allocated memory is still 201.3 MB. Free memory was 178.8 MB in the beginning and 169.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:14,123 INFO L168 Benchmark]: Symbolic Interpretation took 111.42 ms. Allocated memory is still 201.3 MB. Free memory was 169.3 MB in the beginning and 163.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:14,127 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 16#(= main_~x~0 main_~IN~0). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 146.3 MB. Free memory was 112.4 MB in the beginning and 112.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 244.28 ms. Allocated memory is still 146.3 MB. Free memory was 93.9 MB in the beginning and 84.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.45 ms. Allocated memory was 146.3 MB in the beginning and 201.3 MB in the end (delta: 55.1 MB). Free memory was 84.4 MB in the beginning and 178.8 MB in the end (delta: -94.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 212.69 ms. Allocated memory is still 201.3 MB. Free memory was 178.8 MB in the beginning and 169.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 111.42 ms. Allocated memory is still 201.3 MB. Free memory was 169.3 MB in the beginning and 163.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...