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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:17:46,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:17:46,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:17:46,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:17:46,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:17:46,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:17:46,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:17:46,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:17:46,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:17:46,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:17:46,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:17:46,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:17:46,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:17:46,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:17:46,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:17:46,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:17:46,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:17:46,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:17:46,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:17:46,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:17:46,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:17:46,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:17:46,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:17:46,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:17:46,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:17:46,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:17:46,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:17:46,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:17:46,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:17:46,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:17:46,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:17:46,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:17:46,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:17:46,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:17:46,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:17:46,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:17:46,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:17:46,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:17:46,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:17:46,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:17:46,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:17:46,906 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 [2019-09-19 07:17:46,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:17:46,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:17:46,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:17:46,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:17:46,936 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:17:46,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:17:46,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:17:46,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:17:46,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:17:46,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:17:46,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:17:46,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:17:46,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:17:46,940 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:17:46,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:17:46,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:17:46,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:17:46,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:17:46,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:17:46,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:17:46,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:17:46,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:17:46,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:17:46,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:17:46,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:17:46,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:17:46,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:17:46,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:17:46,943 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 -> InterpretCallSummarizer 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_DDA [2019-09-19 07:17:47,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:17:47,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:17:47,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:17:47,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:17:47,029 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:17:47,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test18.c [2019-09-19 07:17:47,104 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f38ce76/6d7e637ae844421b8cd659dcc260a2cb/FLAG26c8f6b06 [2019-09-19 07:17:47,531 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:17:47,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test18.c [2019-09-19 07:17:47,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f38ce76/6d7e637ae844421b8cd659dcc260a2cb/FLAG26c8f6b06 [2019-09-19 07:17:47,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f38ce76/6d7e637ae844421b8cd659dcc260a2cb [2019-09-19 07:17:47,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:17:47,969 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:17:47,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:17:47,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:17:47,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:17:47,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:17:47" (1/1) ... [2019-09-19 07:17:47,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1bb843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:47, skipping insertion in model container [2019-09-19 07:17:47,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:17:47" (1/1) ... [2019-09-19 07:17:47,986 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:17:48,007 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:17:48,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:17:48,253 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:17:48,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:17:48,287 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:17:48,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48 WrapperNode [2019-09-19 07:17:48,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:17:48,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:17:48,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:17:48,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:17:48,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:17:48,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:17:48,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:17:48,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:17:48,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:17:48" (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 [2019-09-19 07:17:48,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:17:48,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:17:48,494 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-19 07:17:48,494 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-19 07:17:48,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:17:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:17:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-19 07:17:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:17:48,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:17:48,496 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-19 07:17:48,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 07:17:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:17:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:17:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:17:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:17:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:17:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:17:48,786 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:17:48,786 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 07:17:48,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:17:48 BoogieIcfgContainer [2019-09-19 07:17:48,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:17:48,789 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:17:48,789 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:17:48,789 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:17:48,791 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:17:48" (1/1) ... [2019-09-19 07:17:48,794 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:17:48,833 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:17:48,833 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:17:48,851 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:17:48,868 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:17:48,870 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:17:49,035 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-19 07:17:49,383 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-19 07:17:49,700 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 07:17:50,035 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:17:50,259 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-19 07:17:50,762 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 89 [2019-09-19 07:17:51,137 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-09-19 07:17:51,290 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 07:17:51,428 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:17:51,566 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 07:17:51,713 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 07:17:52,618 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 93 [2019-09-19 07:17:53,258 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 07:17:53,345 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:17:53,345 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:17:53,347 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 25#false [2019-09-19 07:17:53,355 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 07:17:53,355 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:17:53,357 INFO L168 Benchmark]: Toolchain (without parser) took 5388.43 ms. Allocated memory was 140.5 MB in the beginning and 259.5 MB in the end (delta: 119.0 MB). Free memory was 86.4 MB in the beginning and 133.9 MB in the end (delta: -47.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:53,358 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory is still 105.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 07:17:53,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.89 ms. Allocated memory is still 140.5 MB. Free memory was 86.0 MB in the beginning and 76.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:53,360 INFO L168 Benchmark]: Boogie Preprocessor took 142.24 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 76.6 MB in the beginning and 177.2 MB in the end (delta: -100.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:53,361 INFO L168 Benchmark]: RCFGBuilder took 356.05 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 160.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:53,362 INFO L168 Benchmark]: Sifa took 4567.06 ms. Allocated memory was 200.3 MB in the beginning and 259.5 MB in the end (delta: 59.2 MB). Free memory was 160.2 MB in the beginning and 133.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:53,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory is still 105.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 318.89 ms. Allocated memory is still 140.5 MB. Free memory was 86.0 MB in the beginning and 76.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.24 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 76.6 MB in the beginning and 177.2 MB in the end (delta: -100.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 356.05 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 160.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Sifa took 4567.06 ms. Allocated memory was 200.3 MB in the beginning and 259.5 MB in the end (delta: 59.2 MB). Free memory was 160.2 MB in the beginning and 133.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 85.6 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]: 4515, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 12, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 8, TOOLS_POST_TIME[ms]: 965, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 2089, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 971, TOOLS_QUANTIFIERELIM_APPLICATIONS: 15, TOOLS_QUANTIFIERELIM_TIME[ms]: 4002, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1725, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 12, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 392, 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: 0, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3967, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 40, DAG_COMPRESSION_RETAINED_NODES: 26 - PositiveResult [Line: 22]: 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...