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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:39:24,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:39:24,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:39:24,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:39:24,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:39:24,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:39:24,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:39:24,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:39:24,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:39:24,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:39:24,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:39:24,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:39:24,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:39:24,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:39:24,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:39:24,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:39:24,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:39:24,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:39:24,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:39:24,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:39:24,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:39:24,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:39:24,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:39:24,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:39:24,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:39:24,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:39:24,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:39:24,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:39:24,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:39:24,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:39:24,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:39:24,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:39:24,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:39:24,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:39:24,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:39:24,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:39:24,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:39:24,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:39:24,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:39:24,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:39:24,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:39:24,692 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 21:39:24,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:39:24,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:39:24,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:39:24,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:39:24,718 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:39:24,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:39:24,719 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:39:24,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:39:24,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:39:24,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:39:24,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:39:24,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:39:24,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:39:24,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:39:24,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:39:24,721 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:39:24,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:39:24,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:39:24,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:39:24,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:39:24,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:39:24,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:39:24,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:39:24,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:39:24,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:39:24,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:39:24,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:39:24,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:39:24,725 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 21:39:24,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:39:24,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:39:24,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:39:24,790 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:39:24,791 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:39:24,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-19 21:39:24,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e5925a5/71bd86e560b6436dae51469f7274645a/FLAG786fadc1c [2019-09-19 21:39:25,346 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:39:25,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-19 21:39:25,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e5925a5/71bd86e560b6436dae51469f7274645a/FLAG786fadc1c [2019-09-19 21:39:25,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e5925a5/71bd86e560b6436dae51469f7274645a [2019-09-19 21:39:25,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:39:25,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:39:25,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:25,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:39:25,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:39:25,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:25" (1/1) ... [2019-09-19 21:39:25,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67337fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:25, skipping insertion in model container [2019-09-19 21:39:25,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:25" (1/1) ... [2019-09-19 21:39:25,721 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:39:25,742 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:39:25,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:26,049 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:39:26,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:26,106 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:39:26,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26 WrapperNode [2019-09-19 21:39:26,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:26,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:39:26,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:39:26,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:39:26,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:39:26,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:39:26,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:39:26,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:39:26,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:26" (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 21:39:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:39:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:39:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 21:39:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-19 21:39:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-19 21:39:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:39:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:39:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-19 21:39:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:39:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-19 21:39:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-19 21:39:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-19 21:39:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-19 21:39:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-19 21:39:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-19 21:39:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-19 21:39:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-19 21:39:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-19 21:39:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-19 21:39:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-19 21:39:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-19 21:39:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-19 21:39:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-19 21:39:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-19 21:39:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-19 21:39:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-19 21:39:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-19 21:39:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-19 21:39:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-19 21:39:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-19 21:39:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-19 21:39:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-19 21:39:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-19 21:39:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-19 21:39:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-19 21:39:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 21:39:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 21:39:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 21:39:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 21:39:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:39:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:39:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:39:26,837 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:39:26,837 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 21:39:26,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:26 BoogieIcfgContainer [2019-09-19 21:39:26,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:39:26,839 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:39:26,840 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:39:26,840 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:39:26,842 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:26" (1/1) ... [2019-09-19 21:39:26,842 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 21:39:26,870 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:39:26,871 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:39:26,880 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:39:26,890 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:39:26,891 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:39:27,034 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-19 21:39:28,866 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 21:39:28,929 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 18 for LOIs [2019-09-19 21:39:29,360 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2019-09-19 21:39:29,537 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 55 [2019-09-19 21:39:29,638 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:29,647 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:29,857 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2019-09-19 21:39:30,123 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 21:39:30,232 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 21:39:30,454 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2019-09-19 21:39:30,974 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-19 21:39:31,236 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 21:39:31,421 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2019-09-19 21:39:32,072 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2019-09-19 21:39:32,265 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 21:39:32,717 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2019-09-19 21:39:32,924 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 21:39:32,978 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:32,987 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:33,006 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:33,011 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:33,303 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 56 [2019-09-19 21:39:33,437 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 21:39:34,679 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 94 [2019-09-19 21:39:34,873 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 21:39:35,129 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2019-09-19 21:39:35,237 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-19 21:39:35,556 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2019-09-19 21:39:35,716 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-19 21:39:35,968 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2019-09-19 21:39:36,295 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2019-09-19 21:39:36,410 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 21:39:36,669 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2019-09-19 21:39:36,790 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 21:39:37,115 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-19 21:39:37,454 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2019-09-19 21:39:37,683 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-19 21:39:37,925 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2019-09-19 21:39:38,311 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2019-09-19 21:39:38,470 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 21:39:38,737 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-19 21:39:38,868 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 21:39:39,225 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-19 21:39:39,430 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 21:39:39,769 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-19 21:39:39,929 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 21:39:40,300 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 96 [2019-09-19 21:39:40,478 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 21:39:40,894 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2019-09-19 21:39:41,097 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 21:39:41,611 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 111 [2019-09-19 21:39:41,852 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 21:39:42,366 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2019-09-19 21:39:42,596 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 21:39:43,265 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-19 21:39:43,410 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-19 21:39:43,421 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:39:43,421 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:39:43,423 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 271#false [2019-09-19 21:39:43,428 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 21:39:43,429 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:39:43,431 INFO L168 Benchmark]: Toolchain (without parser) took 17723.23 ms. Allocated memory was 132.6 MB in the beginning and 381.2 MB in the end (delta: 248.5 MB). Free memory was 88.6 MB in the beginning and 125.4 MB in the end (delta: -36.8 MB). Peak memory consumption was 211.7 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:43,432 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:39:43,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.08 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 88.4 MB in the beginning and 172.7 MB in the end (delta: -84.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:43,433 INFO L168 Benchmark]: Boogie Preprocessor took 57.19 ms. Allocated memory is still 198.7 MB. Free memory was 172.7 MB in the beginning and 170.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:43,434 INFO L168 Benchmark]: RCFGBuilder took 673.78 ms. Allocated memory is still 198.7 MB. Free memory was 170.2 MB in the beginning and 128.2 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:43,435 INFO L168 Benchmark]: Sifa took 16589.35 ms. Allocated memory was 198.7 MB in the beginning and 381.2 MB in the end (delta: 182.5 MB). Free memory was 128.2 MB in the beginning and 125.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 185.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:43,438 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 399.08 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 88.4 MB in the beginning and 172.7 MB in the end (delta: -84.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.19 ms. Allocated memory is still 198.7 MB. Free memory was 172.7 MB in the beginning and 170.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 673.78 ms. Allocated memory is still 198.7 MB. Free memory was 170.2 MB in the beginning and 128.2 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. * Sifa took 16589.35 ms. Allocated memory was 198.7 MB in the beginning and 381.2 MB in the end (delta: 182.5 MB). Free memory was 128.2 MB in the beginning and 125.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 185.3 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]: 16552, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 156, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 564, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 972, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_APPLICATIONS: 145, TOOLS_QUANTIFIERELIM_TIME[ms]: 1485, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 643, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 178, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 38, DOMAIN_JOIN_TIME[ms]: 8069, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 6706, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 68, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16286, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16286, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 132, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 132, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 131 - 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...