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/bitvector-regression/implicitfloatconversion.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 19:22:43,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 19:22:43,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 19:22:43,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 19:22:43,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 19:22:43,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 19:22:43,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 19:22:43,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 19:22:43,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 19:22:43,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 19:22:43,907 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 19:22:43,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 19:22:43,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 19:22:43,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 19:22:43,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 19:22:43,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 19:22:43,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 19:22:43,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 19:22:43,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 19:22:43,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 19:22:43,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 19:22:43,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 19:22:43,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 19:22:43,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 19:22:43,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 19:22:43,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 19:22:43,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 19:22:43,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 19:22:43,960 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 19:22:43,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 19:22:43,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 19:22:43,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 19:22:43,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 19:22:43,986 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 19:22:43,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 19:22:43,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 19:22:43,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 19:22:43,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 19:22:43,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 19:22:43,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 19:22:43,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 19:22:43,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 19:22:43,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 19:22:43,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 19:22:43,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 19:22:43,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 19:22:43,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 19:22:43,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 19:22:43,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 19:22:43,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 19:22:43,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 19:22:43,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 19:22:44,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 19:22:44,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 19:22:44,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 19:22:44,042 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 19:22:44,042 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 19:22:44,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector-regression/implicitfloatconversion.c [2019-08-22 19:22:44,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74f34ad5d/8523e1a82b3041ceabf9f87f9684c8fc/FLAG809a8e97f [2019-08-22 19:22:44,502 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 19:22:44,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/implicitfloatconversion.c [2019-08-22 19:22:44,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74f34ad5d/8523e1a82b3041ceabf9f87f9684c8fc/FLAG809a8e97f [2019-08-22 19:22:44,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74f34ad5d/8523e1a82b3041ceabf9f87f9684c8fc [2019-08-22 19:22:44,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 19:22:44,893 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 19:22:44,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 19:22:44,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 19:22:44,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 19:22:44,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:22:44" (1/1) ... [2019-08-22 19:22:44,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2ab47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:44, skipping insertion in model container [2019-08-22 19:22:44,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:22:44" (1/1) ... [2019-08-22 19:22:44,910 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 19:22:44,926 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 19:22:45,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:22:45,156 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 19:22:45,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:22:45,190 INFO L192 MainTranslator]: Completed translation [2019-08-22 19:22:45,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45 WrapperNode [2019-08-22 19:22:45,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 19:22:45,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 19:22:45,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 19:22:45,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 19:22:45,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 19:22:45,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 19:22:45,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 19:22:45,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 19:22:45,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:45" (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 19:22:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 19:22:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 19:22:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 19:22:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 19:22:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 19:22:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 19:22:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 19:22:45,525 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 19:22:45,525 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 19:22:45,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:22:45 BoogieIcfgContainer [2019-08-22 19:22:45,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 19:22:45,527 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 19:22:45,528 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 19:22:45,528 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 19:22:45,529 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:22:45" (1/1) ... [2019-08-22 19:22:45,550 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 19:22:45,554 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 19:22:45,579 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 19:22:45,589 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 19:22:45,591 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 19:22:45,650 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 19:22:45,661 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 19:22:45,662 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 19:22:45,664 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 16#(and (<= 1 main_~i~0) (= main_~i~0 1) (<= main_~i~0 1)) [2019-08-22 19:22:45,674 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 19:22:45,674 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 19:22:45,677 INFO L168 Benchmark]: Toolchain (without parser) took 782.22 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 85.5 MB in the beginning and 160.6 MB in the end (delta: -75.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 19:22:45,678 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-22 19:22:45,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.14 ms. Allocated memory is still 138.9 MB. Free memory was 85.1 MB in the beginning and 76.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:45,680 INFO L168 Benchmark]: Boogie Preprocessor took 124.33 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 76.2 MB in the beginning and 176.2 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:45,681 INFO L168 Benchmark]: RCFGBuilder took 209.48 ms. Allocated memory is still 198.2 MB. Free memory was 176.2 MB in the beginning and 166.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:45,682 INFO L168 Benchmark]: Symbolic Interpretation took 146.92 ms. Allocated memory is still 198.2 MB. Free memory was 166.0 MB in the beginning and 160.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:45,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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#(and (<= 1 main_~i~0) (= main_~i~0 1) (<= main_~i~0 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 298.14 ms. Allocated memory is still 138.9 MB. Free memory was 85.1 MB in the beginning and 76.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.33 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 76.2 MB in the beginning and 176.2 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 209.48 ms. Allocated memory is still 198.2 MB. Free memory was 176.2 MB in the beginning and 166.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 146.92 ms. Allocated memory is still 198.2 MB. Free memory was 166.0 MB in the beginning and 160.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...