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_DDA -i ../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:00:14,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:00:14,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:00:14,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:00:14,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:00:14,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:00:14,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:00:14,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:00:14,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:00:14,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:00:14,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:00:14,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:00:14,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:00:14,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:00:14,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:00:14,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:00:14,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:00:14,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:00:14,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:00:14,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:00:14,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:00:14,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:00:14,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:00:14,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:00:14,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:00:14,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:00:14,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:00:14,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:00:14,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:00:14,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:00:14,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:00:14,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:00:14,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:00:14,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:00:14,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:00:14,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:00:14,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:00:14,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:00:14,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:00:14,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:00:14,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:00:14,948 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 [2019-09-16 18:00:14,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:00:14,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:00:14,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:00:14,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:00:14,965 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:00:14,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:00:14,965 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:00:14,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:00:14,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:00:14,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:00:14,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:00:14,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:00:14,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:00:14,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:00:14,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:00:14,967 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:00:14,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:00:14,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:00:14,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:00:14,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:00:14,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:00:14,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:00:14,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:00:14,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:00:14,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:00:14,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:00:14,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:00:14,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:00:14,970 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_DDA [2019-09-16 18:00:15,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:00:15,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:00:15,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:00:15,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:00:15,018 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:00:15,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-16 18:00:15,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fabad4a71/b3a6ad6d9990454d8175c70dc5b0c3fa/FLAG3db5606eb [2019-09-16 18:00:15,503 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:00:15,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-16 18:00:15,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fabad4a71/b3a6ad6d9990454d8175c70dc5b0c3fa/FLAG3db5606eb [2019-09-16 18:00:15,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fabad4a71/b3a6ad6d9990454d8175c70dc5b0c3fa [2019-09-16 18:00:15,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:00:15,917 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:00:15,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:00:15,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:00:15,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:00:15,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:00:15" (1/1) ... [2019-09-16 18:00:15,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310028d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:15, skipping insertion in model container [2019-09-16 18:00:15,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:00:15" (1/1) ... [2019-09-16 18:00:15,933 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:00:15,951 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:00:16,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:00:16,165 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:00:16,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:00:16,306 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:00:16,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16 WrapperNode [2019-09-16 18:00:16,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:00:16,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:00:16,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:00:16,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:00:16,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:00:16,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:00:16,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:00:16,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:00:16,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:00:16" (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 [2019-09-16 18:00:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:00:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:00:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-16 18:00:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-16 18:00:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-16 18:00:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-16 18:00:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-09-16 18:00:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:00:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:00:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-16 18:00:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-16 18:00:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:00:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:00:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-16 18:00:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:00:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-16 18:00:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:00:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:00:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:00:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:00:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:00:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 18:00:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:00:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:00:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:00:16,859 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:00:16,859 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-16 18:00:16,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:00:16 BoogieIcfgContainer [2019-09-16 18:00:16,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:00:16,861 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:00:16,861 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:00:16,861 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:00:16,862 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:00:16" (1/1) ... [2019-09-16 18:00:16,863 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 18:00:16,884 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:00:16,884 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:00:16,891 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:00:16,899 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:00:16,901 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:00:17,304 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-16 18:00:17,490 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 62 for LOIs [2019-09-16 18:00:18,525 WARN L191 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-16 18:00:18,994 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-16 18:00:19,241 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-16 18:00:19,490 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-16 18:00:21,580 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-16 18:00:22,389 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-16 18:00:22,902 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2019-09-16 18:00:23,249 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-16 18:00:23,439 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:00:23,639 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-16 18:00:23,940 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 18:00:24,333 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-16 18:00:24,636 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2019-09-16 18:00:24,806 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2019-09-16 18:00:25,081 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-16 18:00:25,268 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:00:25,452 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-16 18:00:25,720 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 18:00:26,068 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-16 18:00:26,299 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 18:00:26,507 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-16 18:00:26,975 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2019-09-16 18:00:27,016 INFO L199 IcfgInterpreter]: Interpreting procedure g with input of size 48 for LOIs [2019-09-16 18:00:27,159 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-16 18:00:27,564 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-16 18:00:27,730 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-16 18:00:27,945 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2019-09-16 18:00:28,236 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:00:28,422 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:00:29,057 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2019-09-16 18:00:29,505 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2019-09-16 18:00:29,922 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 18:00:30,241 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 18:00:30,965 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-16 18:00:31,595 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-16 18:00:32,710 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-16 18:00:33,360 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-16 18:00:33,646 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-16 18:00:33,677 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 13 for LOIs [2019-09-16 18:00:33,681 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:00:33,682 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:00:33,683 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 250#(exists ((v_g_~i~2_BEFORE_CALL_7 Int)) (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_7))) 1))) [2019-09-16 18:00:33,697 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:00:33,697 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:00:33,698 INFO L168 Benchmark]: Toolchain (without parser) took 17781.68 ms. Allocated memory was 129.5 MB in the beginning and 456.7 MB in the end (delta: 327.2 MB). Free memory was 85.0 MB in the beginning and 426.7 MB in the end (delta: -341.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:00:33,699 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 129.5 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:00:33,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.14 ms. Allocated memory was 129.5 MB in the beginning and 196.1 MB in the end (delta: 66.6 MB). Free memory was 84.6 MB in the beginning and 172.3 MB in the end (delta: -87.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-16 18:00:33,699 INFO L168 Benchmark]: Boogie Preprocessor took 39.31 ms. Allocated memory is still 196.1 MB. Free memory was 172.3 MB in the beginning and 170.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-16 18:00:33,700 INFO L168 Benchmark]: RCFGBuilder took 513.29 ms. Allocated memory is still 196.1 MB. Free memory was 169.7 MB in the beginning and 144.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-09-16 18:00:33,700 INFO L168 Benchmark]: Sifa took 16835.95 ms. Allocated memory was 196.1 MB in the beginning and 456.7 MB in the end (delta: 260.6 MB). Free memory was 144.5 MB in the beginning and 426.7 MB in the end (delta: -282.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:00:33,702 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 129.5 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 389.14 ms. Allocated memory was 129.5 MB in the beginning and 196.1 MB in the end (delta: 66.6 MB). Free memory was 84.6 MB in the beginning and 172.3 MB in the end (delta: -87.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.31 ms. Allocated memory is still 196.1 MB. Free memory was 172.3 MB in the beginning and 170.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 513.29 ms. Allocated memory is still 196.1 MB. Free memory was 169.7 MB in the beginning and 144.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Sifa took 16835.95 ms. Allocated memory was 196.1 MB in the beginning and 456.7 MB in the end (delta: 260.6 MB). Free memory was 144.5 MB in the beginning and 426.7 MB in the end (delta: -282.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 16799, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 134, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 99, TOOLS_POST_TIME[ms]: 8992, TOOLS_POST_CALL_APPLICATIONS: 17, TOOLS_POST_CALL_TIME[ms]: 1579, TOOLS_POST_RETURN_APPLICATIONS: 13, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 129, TOOLS_QUANTIFIERELIM_TIME[ms]: 10539, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1659, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 154, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 43, DOMAIN_JOIN_TIME[ms]: 4397, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 1647, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 39, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10623, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10622, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 13, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8693, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8693, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 25, 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 250#(exists ((v_g_~i~2_BEFORE_CALL_7 Int)) (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_7))) 1))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...