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 SequenceOfStatements --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 18:23:40,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:23:40,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:23:40,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:23:40,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:23:40,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:23:40,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:23:40,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:23:40,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:23:40,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:23:40,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:23:40,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:23:40,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:23:40,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:23:40,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:23:40,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:23:40,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:23:40,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:23:40,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:23:40,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:23:40,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:23:40,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:23:40,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:23:40,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:23:40,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:23:40,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:23:40,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:23:40,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:23:40,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:23:40,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:23:40,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:23:40,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:23:40,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:23:40,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:23:40,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:23:40,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:23:40,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:23:40,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:23:40,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:23:40,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:23:40,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:23:40,363 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 18:23:40,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:23:40,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:23:40,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:23:40,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:23:40,382 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:23:40,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:23:40,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:23:40,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:23:40,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:23:40,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:23:40,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:23:40,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:23:40,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:23:40,383 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:23:40,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:23:40,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:23:40,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:23:40,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:23:40,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:23:40,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:23:40,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:23:40,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:23:40,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:23:40,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:23:40,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:23:40,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:23:40,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:23:40,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:23:40,386 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 -> SequenceOfStatements 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 18:23:40,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:23:40,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:23:40,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:23:40,461 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:23:40,462 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:23:40,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 18:23:40,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5ce0a45/6d7b22cdf55e4c7daaa08bab2f7d7706/FLAGd7eccb46f [2019-09-20 18:23:41,019 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:23:41,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 18:23:41,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5ce0a45/6d7b22cdf55e4c7daaa08bab2f7d7706/FLAGd7eccb46f [2019-09-20 18:23:41,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5ce0a45/6d7b22cdf55e4c7daaa08bab2f7d7706 [2019-09-20 18:23:41,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:23:41,379 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:23:41,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:23:41,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:23:41,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:23:41,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d75b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41, skipping insertion in model container [2019-09-20 18:23:41,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,398 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:23:41,430 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:23:41,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:23:41,716 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:23:41,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:23:41,877 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:23:41,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41 WrapperNode [2019-09-20 18:23:41,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:23:41,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:23:41,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:23:41,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:23:41,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (1/1) ... [2019-09-20 18:23:41,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:23:41,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:23:41,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:23:41,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:23:41,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:41" (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 18:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-20 18:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-20 18:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 18:23:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-20 18:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 18:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-20 18:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 18:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-20 18:23:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 18:23:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 18:23:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 18:23:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 18:23:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-20 18:23:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 18:23:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-20 18:23:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-20 18:23:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 18:23:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-20 18:23:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-20 18:23:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-20 18:23:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-20 18:23:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-20 18:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-20 18:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-20 18:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-20 18:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-20 18:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-20 18:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-20 18:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-20 18:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:23:42,436 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:23:42,437 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 18:23:42,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:23:42 BoogieIcfgContainer [2019-09-20 18:23:42,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:23:42,439 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:23:42,439 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:23:42,439 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:23:42,440 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:23:42" (1/1) ... [2019-09-20 18:23:42,441 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 18:23:42,465 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:23:42,465 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:23:42,474 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:23:42,481 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:23:42,483 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:23:42,629 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 18:23:44,862 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 18:23:44,958 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 18 for LOIs [2019-09-20 18:23:45,203 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-20 18:23:45,608 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2019-09-20 18:23:45,779 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 18:23:46,084 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2019-09-20 18:23:46,253 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:23:46,702 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2019-09-20 18:23:46,947 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-20 18:23:47,456 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2019-09-20 18:23:47,588 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 18:23:47,715 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 40 [2019-09-20 18:23:48,223 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2019-09-20 18:23:48,345 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 18:23:48,802 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2019-09-20 18:23:48,930 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 18:23:49,331 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-20 18:23:49,802 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2019-09-20 18:23:49,991 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 18:23:50,441 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-09-20 18:23:50,664 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 18:23:51,104 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2019-09-20 18:23:51,310 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 18:23:51,519 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 18:23:51,748 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 18:23:52,299 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2019-09-20 18:23:52,567 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 18:23:53,121 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2019-09-20 18:23:53,385 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 18:23:53,733 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 18:23:54,107 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 18:23:54,273 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 18:23:54,726 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-20 18:23:55,664 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 18:23:55,827 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-20 18:23:56,023 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 18:23:56,207 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 18:23:56,639 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-09-20 18:23:56,777 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 18:23:57,048 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-20 18:23:57,173 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 18:23:57,485 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2019-09-20 18:23:57,618 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:23:57,759 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:23:57,916 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:23:58,279 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-20 18:23:58,432 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 18:23:58,775 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-20 18:23:58,933 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 18:23:59,153 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 18:23:59,500 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 18:23:59,675 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 18:24:00,044 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 18:24:00,049 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:24:00,049 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:24:00,051 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 387#false [2019-09-20 18:24:00,057 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 18:24:00,057 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:24:00,059 INFO L168 Benchmark]: Toolchain (without parser) took 18680.04 ms. Allocated memory was 132.1 MB in the beginning and 383.8 MB in the end (delta: 251.7 MB). Free memory was 88.2 MB in the beginning and 97.8 MB in the end (delta: -9.7 MB). Peak memory consumption was 242.0 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:00,060 INFO L168 Benchmark]: CDTParser took 1.10 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:24:00,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 498.12 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 88.0 MB in the beginning and 173.2 MB in the end (delta: -85.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:00,061 INFO L168 Benchmark]: Boogie Preprocessor took 53.64 ms. Allocated memory is still 198.7 MB. Free memory was 173.2 MB in the beginning and 170.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:00,062 INFO L168 Benchmark]: RCFGBuilder took 506.14 ms. Allocated memory is still 198.7 MB. Free memory was 170.7 MB in the beginning and 142.0 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:00,063 INFO L168 Benchmark]: Sifa took 17618.32 ms. Allocated memory was 198.7 MB in the beginning and 383.8 MB in the end (delta: 185.1 MB). Free memory was 142.0 MB in the beginning and 97.8 MB in the end (delta: 44.2 MB). Peak memory consumption was 229.3 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:00,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 498.12 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 88.0 MB in the beginning and 173.2 MB in the end (delta: -85.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.64 ms. Allocated memory is still 198.7 MB. Free memory was 173.2 MB in the beginning and 170.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 506.14 ms. Allocated memory is still 198.7 MB. Free memory was 170.7 MB in the beginning and 142.0 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Sifa took 17618.32 ms. Allocated memory was 198.7 MB in the beginning and 383.8 MB in the end (delta: 185.1 MB). Free memory was 142.0 MB in the beginning and 97.8 MB in the end (delta: 44.2 MB). Peak memory consumption was 229.3 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]: 17586, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 232, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 205, TOOLS_POST_TIME[ms]: 358, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 29, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 209, TOOLS_QUANTIFIERELIM_TIME[ms]: 329, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 59, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 63, DOMAIN_JOIN_TIME[ms]: 12929, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 3957, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 47, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 90, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13508, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13507, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 137, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 136, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 68, DAG_COMPRESSION_PROCESSED_NODES: 1178, DAG_COMPRESSION_RETAINED_NODES: 540 - 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...