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 SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/nec40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 05:42:53,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 05:42:53,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 05:42:53,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 05:42:53,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 05:42:53,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 05:42:53,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 05:42:53,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 05:42:53,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 05:42:53,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 05:42:53,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 05:42:53,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 05:42:53,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 05:42:53,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 05:42:53,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 05:42:53,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 05:42:53,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 05:42:53,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 05:42:53,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 05:42:53,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 05:42:53,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 05:42:53,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 05:42:53,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 05:42:53,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 05:42:53,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 05:42:53,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 05:42:53,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 05:42:53,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 05:42:53,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 05:42:53,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 05:42:53,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 05:42:53,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 05:42:53,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 05:42:53,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 05:42:53,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 05:42:53,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 05:42:53,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 05:42:53,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 05:42:53,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 05:42:53,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 05:42:53,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 05:42:53,409 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 05:42:53,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 05:42:53,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 05:42:53,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 05:42:53,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 05:42:53,425 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 05:42:53,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 05:42:53,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 05:42:53,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 05:42:53,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 05:42:53,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 05:42:53,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 05:42:53,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 05:42:53,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 05:42:53,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 05:42:53,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 05:42:53,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 05:42:53,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 05:42:53,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 05:42:53,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 05:42:53,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 05:42:53,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 05:42:53,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 05:42:53,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 05:42:53,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 05:42:53,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 05:42:53,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 05:42:53,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 05:42:53,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 05:42:53,433 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 -> SIMPLIFY_QUICK [2019-09-17 05:42:53,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 05:42:53,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 05:42:53,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 05:42:53,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 05:42:53,497 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 05:42:53,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/nec40.c [2019-09-17 05:42:53,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdd1734f/576d86c4efb743f7954be86094234d05/FLAGf12e9d66f [2019-09-17 05:42:54,018 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 05:42:54,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/nec40.c [2019-09-17 05:42:54,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdd1734f/576d86c4efb743f7954be86094234d05/FLAGf12e9d66f [2019-09-17 05:42:54,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdd1734f/576d86c4efb743f7954be86094234d05 [2019-09-17 05:42:54,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 05:42:54,405 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 05:42:54,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 05:42:54,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 05:42:54,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 05:42:54,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0d9f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54, skipping insertion in model container [2019-09-17 05:42:54,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,420 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 05:42:54,435 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 05:42:54,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:42:54,633 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 05:42:54,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:42:54,679 INFO L192 MainTranslator]: Completed translation [2019-09-17 05:42:54,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54 WrapperNode [2019-09-17 05:42:54,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 05:42:54,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 05:42:54,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 05:42:54,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 05:42:54,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (1/1) ... [2019-09-17 05:42:54,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 05:42:54,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 05:42:54,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 05:42:54,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 05:42:54,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:54" (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 [2019-09-17 05:42:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 05:42:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 05:42:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 05:42:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 05:42:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 05:42:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 05:42:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 05:42:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 05:42:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 05:42:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 05:42:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 05:42:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 05:42:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 05:42:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 05:42:55,092 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 05:42:55,093 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 05:42:55,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:42:55 BoogieIcfgContainer [2019-09-17 05:42:55,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 05:42:55,100 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 05:42:55,100 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 05:42:55,101 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 05:42:55,102 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:42:55" (1/1) ... [2019-09-17 05:42:55,103 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=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 05:42:55,165 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 05:42:55,166 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 05:42:55,173 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 05:42:55,184 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 05:42:55,185 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 05:42:55,572 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 53 for LOIs [2019-09-17 05:42:55,721 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 05:42:55,723 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-09-17 05:42:55,727 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 05:42:55,728 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 05:42:55,730 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 27#false [2019-09-17 05:42:55,738 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-17 05:42:55,738 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 05:42:55,740 INFO L168 Benchmark]: Toolchain (without parser) took 1335.81 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.8 MB in the beginning and 130.8 MB in the end (delta: -45.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:55,741 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 139.5 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 05:42:55,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.63 ms. Allocated memory is still 139.5 MB. Free memory was 85.8 MB in the beginning and 75.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:55,743 INFO L168 Benchmark]: Boogie Preprocessor took 119.32 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 75.0 MB in the beginning and 175.5 MB in the end (delta: -100.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:55,744 INFO L168 Benchmark]: RCFGBuilder took 299.57 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 159.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:55,745 INFO L168 Benchmark]: Sifa took 638.36 ms. Allocated memory is still 198.7 MB. Free memory was 159.9 MB in the beginning and 130.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:55,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 ms. Allocated memory is still 139.5 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 274.63 ms. Allocated memory is still 139.5 MB. Free memory was 85.8 MB in the beginning and 75.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.32 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 75.0 MB in the beginning and 175.5 MB in the end (delta: -100.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 299.57 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 159.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Sifa took 638.36 ms. Allocated memory is still 198.7 MB. Free memory was 159.9 MB in the beginning and 130.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 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]: 565, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 17, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 284, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 60, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 328, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 263, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 18, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 113, 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]: 68, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 68, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 310, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 309, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 17, 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...