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/floats-cbmc-regression/float-zero-sum1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:34:47,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:34:47,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:34:47,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:34:47,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:34:47,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:34:47,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:34:47,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:34:47,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:34:47,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:34:47,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:34:47,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:34:47,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:34:47,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:34:47,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:34:47,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:34:47,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:34:47,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:34:47,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:34:47,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:34:47,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:34:47,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:34:47,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:34:47,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:34:47,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 08:34:47,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:34:47,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:34:47,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:34:47,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:34:47,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:34:47,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:34:47,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:34:47,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:34:47,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:34:47,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:34:47,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:34:47,061 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 08:34:47,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:34:47,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:34:47,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:34:47,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:34:47,080 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:34:47,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:34:47,081 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:34:47,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:34:47,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:34:47,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:34:47,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:34:47,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:34:47,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:34:47,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:34:47,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:34:47,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:34:47,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:34:47,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:34:47,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:34:47,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:34:47,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:34:47,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:34:47,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:34:47,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:34:47,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:34:47,086 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:34:47,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:34:47,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:34:47,086 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 08:34:47,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:34:47,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:34:47,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:34:47,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:34:47,155 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:34:47,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i [2019-09-06 08:34:47,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5e8131d6/88e08959954c4fe2bd67d4b346d7c992/FLAG8e3b870e7 [2019-09-06 08:34:47,659 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:34:47,662 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i [2019-09-06 08:34:47,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5e8131d6/88e08959954c4fe2bd67d4b346d7c992/FLAG8e3b870e7 [2019-09-06 08:34:48,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5e8131d6/88e08959954c4fe2bd67d4b346d7c992 [2019-09-06 08:34:48,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:34:48,069 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:34:48,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:34:48,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:34:48,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:34:48,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad8ebc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48, skipping insertion in model container [2019-09-06 08:34:48,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,087 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:34:48,111 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:34:48,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:34:48,294 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:34:48,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:34:48,443 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:34:48,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48 WrapperNode [2019-09-06 08:34:48,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:34:48,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:34:48,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:34:48,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:34:48,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:34:48,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:34:48,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:34:48,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:34:48,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:34:48" (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 08:34:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:34:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:34:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure f00 [2019-09-06 08:34:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:34:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure f00 [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:34:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:34:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:34:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:34:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:34:48,743 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:34:48,744 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 08:34:48,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:34:48 BoogieIcfgContainer [2019-09-06 08:34:48,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:34:48,746 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:34:48,746 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:34:48,747 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:34:48,748 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:34:48" (1/1) ... [2019-09-06 08:34:48,759 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 08:34:48,830 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:34:48,830 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:34:48,850 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:34:48,861 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:34:48,863 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:34:48,971 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-06 08:34:48,977 INFO L199 IcfgInterpreter]: Interpreting procedure f00 with input of size 23 for LOIs [2019-09-06 08:34:48,993 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:34:48,994 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:34:48,996 INFO L193 IcfgInterpreter]: Reachable states at location f00Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 13#(and (<= 762388928.0 |f00_#in~b|) (<= |f00_#in~b| 762388928.0) (<= |#NULL.base| 0) (<= 762388928.0 f00_~b) (<= 0 |f00_~#m~0.offset|) (<= 0 |#NULL.base|) (<= f00_~b 762388928.0) (<= |f00_~#m~0.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-09-06 08:34:49,011 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:34:49,011 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:34:49,014 INFO L168 Benchmark]: Toolchain (without parser) took 943.13 ms. Allocated memory was 131.1 MB in the beginning and 200.3 MB in the end (delta: 69.2 MB). Free memory was 86.9 MB in the beginning and 154.9 MB in the end (delta: -67.9 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-06 08:34:49,015 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 08:34:49,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.06 ms. Allocated memory was 131.1 MB in the beginning and 200.3 MB in the end (delta: 69.2 MB). Free memory was 86.7 MB in the beginning and 177.6 MB in the end (delta: -90.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:34:49,017 INFO L168 Benchmark]: Boogie Preprocessor took 45.56 ms. Allocated memory is still 200.3 MB. Free memory was 177.6 MB in the beginning and 175.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-06 08:34:49,018 INFO L168 Benchmark]: RCFGBuilder took 255.74 ms. Allocated memory is still 200.3 MB. Free memory was 175.3 MB in the beginning and 161.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-09-06 08:34:49,019 INFO L168 Benchmark]: Sifa took 264.67 ms. Allocated memory is still 200.3 MB. Free memory was 161.9 MB in the beginning and 154.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-09-06 08:34:49,023 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 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 373.06 ms. Allocated memory was 131.1 MB in the beginning and 200.3 MB in the end (delta: 69.2 MB). Free memory was 86.7 MB in the beginning and 177.6 MB in the end (delta: -90.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.56 ms. Allocated memory is still 200.3 MB. Free memory was 177.6 MB in the beginning and 175.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 255.74 ms. Allocated memory is still 200.3 MB. Free memory was 175.3 MB in the beginning and 161.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Sifa took 264.67 ms. Allocated memory is still 200.3 MB. Free memory was 161.9 MB in the beginning and 154.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 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]: 166, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 5, TOOLS_POST_TIME[ms]: 9, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 18, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 23, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 37, DAG_COMPRESSION_RETAINED_NODES: 28 - UnprovableResult [Line: 103]: 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 13#(and (<= 762388928.0 |f00_#in~b|) (<= |f00_#in~b| 762388928.0) (<= |#NULL.base| 0) (<= 762388928.0 f00_~b) (<= 0 |f00_~#m~0.offset|) (<= 0 |#NULL.base|) (<= f00_~b 762388928.0) (<= |f00_~#m~0.offset| 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...