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_1271b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:51:09,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:51:09,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:51:09,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:51:09,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:51:09,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:51:09,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:51:09,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:51:09,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:51:09,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:51:09,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:51:09,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:51:09,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:51:09,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:51:09,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:51:09,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:51:09,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:51:09,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:51:09,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:51:09,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:51:09,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:51:09,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:51:09,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:51:09,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:51:09,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:51:09,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:51:09,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:51:09,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:51:09,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:51:09,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:51:09,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:51:09,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:51:09,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:51:09,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:51:09,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:51:09,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:51:09,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:51:09,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:51:09,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:51:09,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:51:09,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:51:09,672 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 08:51:09,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:51:09,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:51:09,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:51:09,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:51:09,688 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:51:09,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:51:09,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:51:09,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:51:09,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:51:09,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:51:09,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:51:09,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:51:09,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:51:09,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:51:09,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:51:09,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:51:09,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:51:09,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:51:09,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:51:09,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:51:09,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:51:09,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:51:09,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:51:09,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:51:09,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:51:09,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:51:09,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:51:09,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:51:09,693 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 08:51:09,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:51:09,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:51:09,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:51:09,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:51:09,740 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:51:09,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1271b.c [2019-09-06 08:51:09,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4cfba204/ceb86c2918f34712bb99c2baccfc4165/FLAG3304bd1c3 [2019-09-06 08:51:10,289 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:51:10,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1271b.c [2019-09-06 08:51:10,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4cfba204/ceb86c2918f34712bb99c2baccfc4165/FLAG3304bd1c3 [2019-09-06 08:51:10,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4cfba204/ceb86c2918f34712bb99c2baccfc4165 [2019-09-06 08:51:10,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:51:10,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:51:10,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:51:10,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:51:10,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:51:10,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:51:10" (1/1) ... [2019-09-06 08:51:10,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd8fe5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:10, skipping insertion in model container [2019-09-06 08:51:10,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:51:10" (1/1) ... [2019-09-06 08:51:10,703 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:51:10,734 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:51:11,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:51:11,061 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:51:11,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:51:11,137 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:51:11,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11 WrapperNode [2019-09-06 08:51:11,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:51:11,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:51:11,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:51:11,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:51:11,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:51:11,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:51:11,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:51:11,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:51:11,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:51:11" (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 08:51:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:51:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:51:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2019-09-06 08:51:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2019-09-06 08:51:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-09-06 08:51:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_float [2019-09-06 08:51:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:51:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:51:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:51:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2019-09-06 08:51:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:51:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:51:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:51:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:51:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:51:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:51:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2019-09-06 08:51:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-09-06 08:51:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_float [2019-09-06 08:51:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:51:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:51:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:51:11,936 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:51:11,937 INFO L283 CfgBuilder]: Removed 34 assume(true) statements. [2019-09-06 08:51:11,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:51:11 BoogieIcfgContainer [2019-09-06 08:51:11,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:51:11,939 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:51:11,939 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:51:11,940 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:51:11,941 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:51:11" (1/1) ... [2019-09-06 08:51:11,941 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 08:51:11,964 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:51:11,965 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:51:11,974 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:51:11,983 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:51:11,985 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:51:12,054 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 28 for LOIs [2019-09-06 08:51:17,451 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:51:17,452 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:51:17,454 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 675#(and (<= |#NULL.base| 0) (<= 1.0 ~one_sqrt~0) (<= ~one_sqrt~0 1.0) (<= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (<= 0 |#NULL.base|) (<= (/ 1.0 1000000000000000000000000000000.0) ~tiny_sqrt~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-09-06 08:51:17,465 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:51:17,465 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:51:17,467 INFO L168 Benchmark]: Toolchain (without parser) took 6779.40 ms. Allocated memory was 141.0 MB in the beginning and 312.0 MB in the end (delta: 170.9 MB). Free memory was 86.8 MB in the beginning and 174.4 MB in the end (delta: -87.6 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-09-06 08:51:17,467 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 141.0 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 08:51:17,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.86 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.8 MB in the beginning and 174.7 MB in the end (delta: -87.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-06 08:51:17,470 INFO L168 Benchmark]: Boogie Preprocessor took 83.72 ms. Allocated memory is still 201.3 MB. Free memory was 174.7 MB in the beginning and 172.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-06 08:51:17,470 INFO L168 Benchmark]: RCFGBuilder took 716.26 ms. Allocated memory is still 201.3 MB. Free memory was 172.1 MB in the beginning and 129.7 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2019-09-06 08:51:17,470 INFO L168 Benchmark]: Sifa took 5526.43 ms. Allocated memory was 201.3 MB in the beginning and 312.0 MB in the end (delta: 110.6 MB). Free memory was 129.7 MB in the beginning and 174.4 MB in the end (delta: -44.7 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:51:17,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 141.0 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 448.86 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.8 MB in the beginning and 174.7 MB in the end (delta: -87.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.72 ms. Allocated memory is still 201.3 MB. Free memory was 174.7 MB in the beginning and 172.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 716.26 ms. Allocated memory is still 201.3 MB. Free memory was 172.1 MB in the beginning and 129.7 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. * Sifa took 5526.43 ms. Allocated memory was 201.3 MB in the beginning and 312.0 MB in the end (delta: 110.6 MB). Free memory was 129.7 MB in the beginning and 174.4 MB in the end (delta: -44.7 MB). Peak memory consumption was 65.9 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]: 5489, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 556, DAG_INTERPRETER_EARLY_EXITS: 11, TOOLS_POST_APPLICATIONS: 474, TOOLS_POST_TIME[ms]: 5047, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 23, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_TIME[ms]: 4997, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 617, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 168, DOMAIN_JOIN_TIME[ms]: 47, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 66, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 108, DOMAIN_ISBOTTOM_TIME[ms]: 143, LOOP_SUMMARIZER_APPLICATIONS: 65, LOOP_SUMMARIZER_CACHE_MISSES: 59, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2168, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2166, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 61, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 5398, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 74, DAG_COMPRESSION_PROCESSED_NODES: 1006, DAG_COMPRESSION_RETAINED_NODES: 560 - UnprovableResult [Line: 239]: 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 675#(and (<= |#NULL.base| 0) (<= 1.0 ~one_sqrt~0) (<= ~one_sqrt~0 1.0) (<= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (<= 0 |#NULL.base|) (<= (/ 1.0 1000000000000000000000000000000.0) ~tiny_sqrt~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...