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 --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1232a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:50:52,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:50:52,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:50:52,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:50:52,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:50:52,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:50:52,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:50:52,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:50:52,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:50:52,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:50:52,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:50:52,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:50:52,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:50:52,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:50:52,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:50:52,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:50:52,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:50:52,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:50:52,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:50:52,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:50:52,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:50:52,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:50:52,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:50:52,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:50:52,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:50:52,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:50:52,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:50:52,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:50:52,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:50:52,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:50:52,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:50:52,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:50:52,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:50:52,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:50:52,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:50:52,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:50:52,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:50:52,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:50:52,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:50:52,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:50:52,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:50:52,771 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 [2019-09-06 08:50:52,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:50:52,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:50:52,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:50:52,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:50:52,797 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:50:52,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:50:52,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:50:52,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:50:52,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:50:52,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:50:52,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:50:52,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:50:52,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:50:52,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:50:52,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:50:52,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:50:52,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:50:52,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:50:52,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:50:52,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:50:52,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:50:52,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:50:52,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:50:52,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:50:52,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:50:52,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:50:52,803 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:50:52,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:50:52,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 08:50:52,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:50:52,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:50:52,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:50:52,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:50:52,860 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:50:52,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1232a.c [2019-09-06 08:50:52,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0597f1ebe/813c31a27920462b9c9122def8c9ca19/FLAG47f980dcd [2019-09-06 08:50:53,364 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:50:53,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1232a.c [2019-09-06 08:50:53,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0597f1ebe/813c31a27920462b9c9122def8c9ca19/FLAG47f980dcd [2019-09-06 08:50:53,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0597f1ebe/813c31a27920462b9c9122def8c9ca19 [2019-09-06 08:50:53,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:50:53,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:50:53,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:50:53,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:50:53,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:50:53,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:50:53" (1/1) ... [2019-09-06 08:50:53,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5022599f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:53, skipping insertion in model container [2019-09-06 08:50:53,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:50:53" (1/1) ... [2019-09-06 08:50:53,772 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:50:53,791 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:50:53,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:50:53,995 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:50:54,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:50:54,047 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:50:54,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54 WrapperNode [2019-09-06 08:50:54,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:50:54,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:50:54,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:50:54,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:50:54,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:50:54,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:50:54,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:50:54,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:50:54,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:50:54" (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 [2019-09-06 08:50:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:50:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:50:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2019-09-06 08:50:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure fmin_float [2019-09-06 08:50:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-09-06 08:50:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:50:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:50:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:50:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2019-09-06 08:50:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:50:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:50:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:50:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:50:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure fmin_float [2019-09-06 08:50:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-09-06 08:50:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:50:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:50:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:50:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:50:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:50:54,582 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:50:54,583 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-06 08:50:54,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:50:54 BoogieIcfgContainer [2019-09-06 08:50:54,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:50:54,585 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:50:54,585 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:50:54,586 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:50:54,587 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:50:54" (1/1) ... [2019-09-06 08:50:54,588 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 08:50:54,612 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:50:54,612 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:50:54,620 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:50:54,629 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:50:54,631 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:50:54,703 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-06 08:50:55,127 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:50:55,128 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:50:55,130 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 98#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= main_~x~0 0.0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0.0 main_~x~0)) [2019-09-06 08:50:55,149 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:50:55,150 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:50:55,154 INFO L168 Benchmark]: Toolchain (without parser) took 1400.69 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 128.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:50:55,156 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-06 08:50:55,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.48 ms. Allocated memory is still 132.1 MB. Free memory was 87.7 MB in the beginning and 76.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:50:55,162 INFO L168 Benchmark]: Boogie Preprocessor took 132.92 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 76.9 MB in the beginning and 175.0 MB in the end (delta: -98.0 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:50:55,169 INFO L168 Benchmark]: RCFGBuilder took 402.64 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 155.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:50:55,171 INFO L168 Benchmark]: Sifa took 564.71 ms. Allocated memory is still 199.2 MB. Free memory was 155.2 MB in the beginning and 128.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-06 08:50:55,184 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 293.48 ms. Allocated memory is still 132.1 MB. Free memory was 87.7 MB in the beginning and 76.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.92 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 76.9 MB in the beginning and 175.0 MB in the end (delta: -98.0 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 402.64 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 155.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Sifa took 564.71 ms. Allocated memory is still 199.2 MB. Free memory was 155.2 MB in the beginning and 128.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 519, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 73, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 62, TOOLS_POST_TIME[ms]: 226, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 19, TOOLS_QUANTIFIERELIM_TIME[ms]: 231, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 76, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 75, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 18, DOMAIN_ISBOTTOM_TIME[ms]: 62, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 101, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 100, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 394, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 134, DAG_COMPRESSION_RETAINED_NODES: 70 - UnprovableResult [Line: 70]: 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 98#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= main_~x~0 0.0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0.0 main_~x~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...