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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loops/nec40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:05:22,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:05:22,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:05:22,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:05:22,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:05:22,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:05:22,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:05:22,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:05:22,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:05:22,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:05:22,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:05:22,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:05:22,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:05:22,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:05:22,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:05:22,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:05:22,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:05:22,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:05:22,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:05:22,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:05:22,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:05:22,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:05:22,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:05:22,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:05:22,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-17 02:05:22,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:05:22,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:05:22,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:05:22,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:05:22,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:05:22,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:05:22,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:05:22,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:05:22,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:05:22,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:05:22,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:05:22,080 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 [2019-09-17 02:05:22,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:05:22,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:05:22,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:05:22,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:05:22,103 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:05:22,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:05:22,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:05:22,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:05:22,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:05:22,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:05:22,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:05:22,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:05:22,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:05:22,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:05:22,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:05:22,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:05:22,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:05:22,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:05:22,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:05:22,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:05:22,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:05:22,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:05:22,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:05:22,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:05:22,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:05:22,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:05:22,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:05:22,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:05:22,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-17 02:05:22,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:05:22,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:05:22,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:05:22,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:05:22,194 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:05:22,195 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/nec40.c [2019-09-17 02:05:22,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d005f0ac4/ed93152359d142fc81e2dcc0467c4ac1/FLAG1648a08bf [2019-09-17 02:05:22,697 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:05:22,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/nec40.c [2019-09-17 02:05:22,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d005f0ac4/ed93152359d142fc81e2dcc0467c4ac1/FLAG1648a08bf [2019-09-17 02:05:23,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d005f0ac4/ed93152359d142fc81e2dcc0467c4ac1 [2019-09-17 02:05:23,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:05:23,131 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:05:23,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:05:23,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:05:23,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:05:23,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6204aa8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23, skipping insertion in model container [2019-09-17 02:05:23,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,143 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:05:23,158 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:05:23,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:05:23,352 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:05:23,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:05:23,469 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:05:23,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23 WrapperNode [2019-09-17 02:05:23,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:05:23,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:05:23,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:05:23,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:05:23,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:05:23,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:05:23,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:05:23,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:05:23,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:23" (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 [2019-09-17 02:05:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:05:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:05:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 02:05:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:05:23,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:05:23,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 02:05:23,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 02:05:23,564 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:05:23,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 02:05:23,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 02:05:23,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:05:23,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 02:05:23,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:05:23,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 02:05:23,854 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:05:23,855 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 02:05:23,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:05:23 BoogieIcfgContainer [2019-09-17 02:05:23,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:05:23,857 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:05:23,857 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:05:23,857 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:05:23,858 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:05:23" (1/1) ... [2019-09-17 02:05:23,859 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:05:23,888 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:05:23,888 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:05:23,898 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:05:23,909 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:05:23,910 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:05:24,151 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 53 for LOIs [2019-09-17 02:05:24,227 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 02:05:24,228 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-09-17 02:05:24,231 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:05:24,231 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:05:24,233 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 27#false [2019-09-17 02:05:24,241 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-17 02:05:24,242 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:05:24,244 INFO L168 Benchmark]: Toolchain (without parser) took 1112.09 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 89.2 MB in the beginning and 138.5 MB in the end (delta: -49.4 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:24,245 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:05:24,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.22 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.9 MB in the beginning and 176.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:24,250 INFO L168 Benchmark]: Boogie Preprocessor took 33.82 ms. Allocated memory is still 199.2 MB. Free memory was 176.6 MB in the beginning and 174.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:24,251 INFO L168 Benchmark]: RCFGBuilder took 351.53 ms. Allocated memory is still 199.2 MB. Free memory was 174.4 MB in the beginning and 158.5 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:24,253 INFO L168 Benchmark]: Sifa took 385.36 ms. Allocated memory is still 199.2 MB. Free memory was 158.5 MB in the beginning and 138.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:24,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 338.22 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.9 MB in the beginning and 176.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.82 ms. Allocated memory is still 199.2 MB. Free memory was 176.6 MB in the beginning and 174.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 351.53 ms. Allocated memory is still 199.2 MB. Free memory was 174.4 MB in the beginning and 158.5 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * Sifa took 385.36 ms. Allocated memory is still 199.2 MB. Free memory was 158.5 MB in the beginning and 138.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 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]: 345, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 17, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 192, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 55, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 235, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 177, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 18, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 3, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 185, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 184, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 78, DAG_COMPRESSION_RETAINED_NODES: 42 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...