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/ldv-regression/ex3_forlist.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:06:29,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:06:29,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:06:29,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:06:29,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:06:29,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:06:29,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:06:29,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:06:29,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:06:29,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:06:29,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:06:29,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:06:29,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:06:29,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:06:29,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:06:29,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:06:29,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:06:29,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:06:29,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:06:29,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:06:29,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:06:29,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:06:29,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:06:29,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:06:29,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 15:06:29,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:06:29,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:06:29,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:06:29,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:06:29,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:06:29,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:06:29,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:06:29,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:06:29,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:06:29,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:06:29,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:06:29,716 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 [2019-09-20 15:06:29,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:06:29,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:06:29,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:06:29,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:06:29,733 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:06:29,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:06:29,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:06:29,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:06:29,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:06:29,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:06:29,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:06:29,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:06:29,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:06:29,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:06:29,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:06:29,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:06:29,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:06:29,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:06:29,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:06:29,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:06:29,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:06:29,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:06:29,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:06:29,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:06:29,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:06:29,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:06:29,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:06:29,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:06:29,738 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 [2019-09-20 15:06:29,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:06:29,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:06:29,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:06:29,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:06:29,796 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:06:29,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-20 15:06:29,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c1a00bfe/14d346dde9a24886920055166a4d8a29/FLAG58de8d56a [2019-09-20 15:06:30,333 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:06:30,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-20 15:06:30,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c1a00bfe/14d346dde9a24886920055166a4d8a29/FLAG58de8d56a [2019-09-20 15:06:30,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c1a00bfe/14d346dde9a24886920055166a4d8a29 [2019-09-20 15:06:30,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:06:30,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:06:30,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:30,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:06:30,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:06:30,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:30" (1/1) ... [2019-09-20 15:06:30,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a3fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:30, skipping insertion in model container [2019-09-20 15:06:30,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:30" (1/1) ... [2019-09-20 15:06:30,712 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:06:30,733 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:06:31,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:31,031 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:06:31,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:31,108 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:06:31,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31 WrapperNode [2019-09-20 15:06:31,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:31,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:06:31,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:06:31,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:06:31,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:06:31,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:06:31,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:06:31,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:06:31,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (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 [2019-09-20 15:06:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:06:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:06:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 15:06:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 15:06:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-20 15:06:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-20 15:06:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-09-20 15:06:31,389 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:06:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:06:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 15:06:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 15:06:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:06:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:06:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-20 15:06:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:06:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-20 15:06:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:06:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:06:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:06:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:06:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:06:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 15:06:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:06:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:06:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:06:31,862 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:06:31,863 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 15:06:31,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:31 BoogieIcfgContainer [2019-09-20 15:06:31,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:06:31,865 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:06:31,865 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:06:31,865 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:06:31,866 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,867 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 [2019-09-20 15:06:31,894 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:06:31,894 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:06:31,903 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:06:31,912 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:06:31,913 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:06:32,164 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 66 for LOIs [2019-09-20 15:06:34,325 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:34,335 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:34,343 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:34,352 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:34,361 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:34,422 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:34,754 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,219 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,229 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,267 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,278 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,290 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,298 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,397 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:35,550 INFO L199 IcfgInterpreter]: Interpreting procedure g with input of size 56 for LOIs [2019-09-20 15:06:35,933 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 13 for LOIs [2019-09-20 15:06:35,934 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:06:35,934 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:06:35,936 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 306#(exists ((v_g_~i~2_BEFORE_CALL_8 Int)) (not (= 1 (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_8)))))) [2019-09-20 15:06:35,949 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:06:35,950 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:06:35,951 INFO L168 Benchmark]: Toolchain (without parser) took 5258.20 ms. Allocated memory was 131.1 MB in the beginning and 268.4 MB in the end (delta: 137.4 MB). Free memory was 86.8 MB in the beginning and 146.9 MB in the end (delta: -60.1 MB). Peak memory consumption was 77.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:35,953 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:06:35,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.08 ms. Allocated memory is still 131.1 MB. Free memory was 86.6 MB in the beginning and 76.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:35,955 INFO L168 Benchmark]: Boogie Preprocessor took 193.56 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 76.1 MB in the beginning and 174.8 MB in the end (delta: -98.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:35,956 INFO L168 Benchmark]: RCFGBuilder took 561.06 ms. Allocated memory is still 199.2 MB. Free memory was 174.8 MB in the beginning and 149.0 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:35,956 INFO L168 Benchmark]: Sifa took 4085.38 ms. Allocated memory was 199.2 MB in the beginning and 268.4 MB in the end (delta: 69.2 MB). Free memory was 149.0 MB in the beginning and 146.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 71.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:35,962 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 131.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 414.08 ms. Allocated memory is still 131.1 MB. Free memory was 86.6 MB in the beginning and 76.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 193.56 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 76.1 MB in the beginning and 174.8 MB in the end (delta: -98.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 561.06 ms. Allocated memory is still 199.2 MB. Free memory was 174.8 MB in the beginning and 149.0 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Sifa took 4085.38 ms. Allocated memory was 199.2 MB in the beginning and 268.4 MB in the end (delta: 69.2 MB). Free memory was 149.0 MB in the beginning and 146.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 71.2 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]: 4043, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 158, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 120, TOOLS_POST_TIME[ms]: 3360, TOOLS_POST_CALL_APPLICATIONS: 18, TOOLS_POST_CALL_TIME[ms]: 415, TOOLS_POST_RETURN_APPLICATIONS: 14, TOOLS_POST_RETURN_TIME[ms]: 33, TOOLS_QUANTIFIERELIM_APPLICATIONS: 152, TOOLS_QUANTIFIERELIM_TIME[ms]: 3738, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 772, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 51, DOMAIN_JOIN_TIME[ms]: 13, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 1, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 26, DOMAIN_ISSUBSETEQ_TIME[ms]: 68, DOMAIN_ISBOTTOM_APPLICATIONS: 13, DOMAIN_ISBOTTOM_TIME[ms]: 26, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2576, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2575, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 26, CALL_SUMMARIZER_APPLICATIONS: 14, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3251, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3250, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 167, DAG_COMPRESSION_RETAINED_NODES: 88 - UnprovableResult [Line: 6]: 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 306#(exists ((v_g_~i~2_BEFORE_CALL_8 Int)) (not (= 1 (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_8)))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...