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/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:04:24,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:04:24,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:04:24,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:04:24,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:04:24,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:04:24,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:04:24,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:04:24,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:04:24,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:04:24,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:04:24,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:04:24,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:04:24,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:04:24,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:04:24,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:04:24,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:04:24,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:04:24,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:04:24,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:04:24,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:04:24,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:04:24,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:04:24,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:04:24,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:04:24,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:04:24,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:04:24,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:04:24,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:04:24,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:04:24,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:04:24,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:04:24,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:04:24,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:04:24,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:04:24,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:04:24,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:04:24,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:04:24,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:04:24,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:04:24,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:04:24,304 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 14:04:24,327 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:04:24,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:04:24,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:04:24,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:04:24,330 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:04:24,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:04:24,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:04:24,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:04:24,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:04:24,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:04:24,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:04:24,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:04:24,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:04:24,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:04:24,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:04:24,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:04:24,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:04:24,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:04:24,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:04:24,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:04:24,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:04:24,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:04:24,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:04:24,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:04:24,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:04:24,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:04:24,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:04:24,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:04:24,337 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 [2019-09-20 14:04:24,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:04:24,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:04:24,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:04:24,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:04:24,411 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:04:24,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 14:04:24,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320ef6f71/70934ec18f7649b0aa2318acde5a4b65/FLAG682ff92cc [2019-09-20 14:04:24,923 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:04:24,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 14:04:24,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320ef6f71/70934ec18f7649b0aa2318acde5a4b65/FLAG682ff92cc [2019-09-20 14:04:25,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320ef6f71/70934ec18f7649b0aa2318acde5a4b65 [2019-09-20 14:04:25,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:04:25,313 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:04:25,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:25,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:04:25,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:04:25,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f7b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25, skipping insertion in model container [2019-09-20 14:04:25,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,330 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:04:25,350 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:04:25,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:25,573 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:04:25,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:25,722 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:04:25,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25 WrapperNode [2019-09-20 14:04:25,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:25,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:04:25,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:04:25,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:04:25,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (1/1) ... [2019-09-20 14:04:25,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:04:25,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:04:25,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:04:25,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:04:25,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:25" (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 14:04:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:04:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:04:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 14:04:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-20 14:04:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-20 14:04:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:04:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:04:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 14:04:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 14:04:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-20 14:04:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 14:04:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-20 14:04:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 14:04:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-20 14:04:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 14:04:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 14:04:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 14:04:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 14:04:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-20 14:04:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 14:04:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-20 14:04:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-20 14:04:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 14:04:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-20 14:04:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-20 14:04:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-20 14:04:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-20 14:04:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-20 14:04:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-20 14:04:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-20 14:04:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-20 14:04:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-20 14:04:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-20 14:04:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-20 14:04:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-20 14:04:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 14:04:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:04:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:04:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:04:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:04:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:04:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:04:26,517 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:04:26,518 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 14:04:26,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:26 BoogieIcfgContainer [2019-09-20 14:04:26,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:04:26,520 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:04:26,520 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:04:26,521 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:04:26,522 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:26" (1/1) ... [2019-09-20 14:04:26,523 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 [2019-09-20 14:04:26,556 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:04:26,557 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:04:26,568 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:04:26,576 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:04:26,578 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:04:26,712 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 14:04:28,486 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 14:04:28,550 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 18 for LOIs [2019-09-20 14:04:29,017 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2019-09-20 14:04:29,233 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 55 [2019-09-20 14:04:29,323 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:04:29,329 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:04:29,556 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2019-09-20 14:04:29,837 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 14:04:29,943 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 14:04:30,179 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2019-09-20 14:04:30,710 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-20 14:04:30,962 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 14:04:31,218 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2019-09-20 14:04:31,853 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2019-09-20 14:04:32,046 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:04:32,500 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2019-09-20 14:04:32,698 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:04:32,741 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:04:32,753 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:04:32,760 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:04:32,767 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:04:33,036 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 56 [2019-09-20 14:04:34,389 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 94 [2019-09-20 14:04:34,591 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 14:04:34,830 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2019-09-20 14:04:34,952 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 14:04:35,247 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2019-09-20 14:04:35,384 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-20 14:04:35,627 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2019-09-20 14:04:35,959 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2019-09-20 14:04:36,073 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 14:04:36,349 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2019-09-20 14:04:36,476 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:04:36,794 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-20 14:04:37,128 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2019-09-20 14:04:37,575 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2019-09-20 14:04:37,946 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2019-09-20 14:04:38,082 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 14:04:38,355 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-20 14:04:38,485 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:04:38,833 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-20 14:04:39,009 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 14:04:39,361 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-20 14:04:39,527 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 14:04:39,899 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 96 [2019-09-20 14:04:40,076 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 14:04:40,491 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2019-09-20 14:04:40,682 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 14:04:41,179 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 111 [2019-09-20 14:04:41,415 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 14:04:41,917 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2019-09-20 14:04:42,160 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 14:04:42,801 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 14:04:42,933 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 14:04:42,958 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:04:42,958 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:04:42,960 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 271#false [2019-09-20 14:04:42,966 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 14:04:42,966 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:04:42,968 INFO L168 Benchmark]: Toolchain (without parser) took 17655.57 ms. Allocated memory was 137.9 MB in the beginning and 407.9 MB in the end (delta: 270.0 MB). Free memory was 84.6 MB in the beginning and 252.5 MB in the end (delta: -167.9 MB). Peak memory consumption was 102.1 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:42,969 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-20 14:04:42,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.88 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.4 MB in the beginning and 173.5 MB in the end (delta: -89.1 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:42,971 INFO L168 Benchmark]: Boogie Preprocessor took 70.98 ms. Allocated memory is still 198.2 MB. Free memory was 173.5 MB in the beginning and 171.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:42,971 INFO L168 Benchmark]: RCFGBuilder took 725.29 ms. Allocated memory is still 198.2 MB. Free memory was 171.0 MB in the beginning and 128.7 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:42,972 INFO L168 Benchmark]: Sifa took 16446.57 ms. Allocated memory was 198.2 MB in the beginning and 407.9 MB in the end (delta: 209.7 MB). Free memory was 128.7 MB in the beginning and 252.5 MB in the end (delta: -123.8 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:42,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 408.88 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.4 MB in the beginning and 173.5 MB in the end (delta: -89.1 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.98 ms. Allocated memory is still 198.2 MB. Free memory was 173.5 MB in the beginning and 171.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 725.29 ms. Allocated memory is still 198.2 MB. Free memory was 171.0 MB in the beginning and 128.7 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Sifa took 16446.57 ms. Allocated memory was 198.2 MB in the beginning and 407.9 MB in the end (delta: 209.7 MB). Free memory was 128.7 MB in the beginning and 252.5 MB in the end (delta: -123.8 MB). Peak memory consumption was 85.9 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]: 16404, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 156, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 574, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 908, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME[ms]: 15, TOOLS_QUANTIFIERELIM_APPLICATIONS: 145, TOOLS_QUANTIFIERELIM_TIME[ms]: 1427, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 593, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 178, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 38, DOMAIN_JOIN_TIME[ms]: 8220, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 6453, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 50, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 53, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16115, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16115, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 135, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 134, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, 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...