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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-properties/list_flag-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:14:23,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:14:23,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:14:23,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:14:23,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:14:23,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:14:23,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:14:23,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:14:23,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:14:23,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:14:23,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:14:23,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:14:23,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:14:23,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:14:23,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:14:23,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:14:23,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:14:23,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:14:23,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:14:23,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:14:23,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:14:23,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:14:23,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:14:23,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:14:23,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:14:23,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:14:23,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:14:23,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:14:23,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:14:23,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:14:23,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:14:23,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:14:23,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:14:23,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:14:23,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:14:23,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:14:23,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:14:23,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:14:23,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:14:23,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:14:23,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:14:23,447 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 07:14:23,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:14:23,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:14:23,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:14:23,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:14:23,477 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:14:23,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:14:23,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:14:23,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:14:23,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:14:23,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:14:23,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:14:23,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:14:23,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:14:23,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:14:23,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:14:23,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:14:23,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:14:23,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:14:23,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:14:23,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:14:23,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:14:23,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:14:23,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:14:23,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:14:23,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:14:23,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:14:23,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:14:23,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:14:23,483 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 -> InterpretCallSummarizer 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 [2019-09-19 07:14:23,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:14:23,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:14:23,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:14:23,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:14:23,544 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:14:23,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_flag-2.i [2019-09-19 07:14:23,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de38e8362/9f888527667b448a9c250b9e3321e638/FLAG574b13c7c [2019-09-19 07:14:24,106 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:14:24,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_flag-2.i [2019-09-19 07:14:24,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de38e8362/9f888527667b448a9c250b9e3321e638/FLAG574b13c7c [2019-09-19 07:14:24,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de38e8362/9f888527667b448a9c250b9e3321e638 [2019-09-19 07:14:24,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:14:24,436 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:14:24,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:14:24,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:14:24,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:14:24,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:14:24" (1/1) ... [2019-09-19 07:14:24,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37469eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:24, skipping insertion in model container [2019-09-19 07:14:24,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:14:24" (1/1) ... [2019-09-19 07:14:24,448 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:14:24,484 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:14:24,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:14:24,939 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:14:24,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:14:25,058 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:14:25,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25 WrapperNode [2019-09-19 07:14:25,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:14:25,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:14:25,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:14:25,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:14:25,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:14:25,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:14:25,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:14:25,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:14:25,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:25" (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 [2019-09-19 07:14:25,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:14:25,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:14:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 07:14:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 07:14:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-09-19 07:14:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-09-19 07:14:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-09-19 07:14:25,177 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-19 07:14:25,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:14:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:14:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:14:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 07:14:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 07:14:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 07:14:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 07:14:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 07:14:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 07:14:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 07:14:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 07:14:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 07:14:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 07:14:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 07:14:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 07:14:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 07:14:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 07:14:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 07:14:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 07:14:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 07:14:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 07:14:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-09-19 07:14:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-09-19 07:14:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-09-19 07:14:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 07:14:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 07:14:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 07:14:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 07:14:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 07:14:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 07:14:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 07:14:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 07:14:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 07:14:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 07:14:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 07:14:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 07:14:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 07:14:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 07:14:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 07:14:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 07:14:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 07:14:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 07:14:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 07:14:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 07:14:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 07:14:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 07:14:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:14:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 07:14:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 07:14:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 07:14:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 07:14:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 07:14:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 07:14:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 07:14:25,188 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 07:14:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 07:14:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 07:14:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 07:14:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 07:14:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 07:14:25,189 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 07:14:25,190 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 07:14:25,191 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 07:14:25,192 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 07:14:25,193 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 07:14:25,194 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 07:14:25,194 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 07:14:25,194 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 07:14:25,194 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-19 07:14:25,194 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:14:25,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:14:25,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:14:25,544 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-19 07:14:25,780 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:14:25,780 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-19 07:14:25,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:14:25 BoogieIcfgContainer [2019-09-19 07:14:25,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:14:25,782 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:14:25,782 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:14:25,782 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:14:25,783 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:14:25" (1/1) ... [2019-09-19 07:14:25,784 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:14:25,810 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:14:25,816 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:14:25,823 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:14:25,830 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:14:25,832 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:14:25,962 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-19 07:14:26,016 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:14:26,041 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:14:26,411 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-19 07:14:26,559 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:14:27,892 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-19 07:14:28,414 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:14:28,884 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:14:29,237 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:14:30,182 WARN L191 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 07:14:30,862 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-19 07:14:31,155 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-19 07:14:31,170 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:14:31,720 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 158 [2019-09-19 07:14:31,976 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-19 07:14:58,432 WARN L191 SmtUtils]: Spent 26.35 s on a formula simplification. DAG size of input: 185 DAG size of output: 185 [2019-09-19 07:15:08,189 WARN L191 SmtUtils]: Spent 9.66 s on a formula simplification that was a NOOP. DAG size: 185 [2019-09-19 07:15:44,409 WARN L191 SmtUtils]: Spent 36.08 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-19 07:15:44,527 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:15:44,724 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:15:47,748 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification that was a NOOP. DAG size: 304 [2019-09-19 07:15:47,771 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:15:48,260 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:15:48,642 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 07:15:48,925 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:15:49,256 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:15:49,580 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 07:15:49,691 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-19 07:15:49,706 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:15:49,870 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:15:50,116 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-19 07:15:50,246 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:15:51,193 WARN L191 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-19 07:15:51,775 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:15:52,173 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:15:52,609 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:15:53,698 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 07:15:54,271 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-19 07:15:54,545 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-19 07:15:54,567 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:15:55,244 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-19 07:15:55,547 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-19 07:16:19,855 WARN L191 SmtUtils]: Spent 24.22 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-19 07:16:29,951 WARN L191 SmtUtils]: Spent 10.02 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-19 07:16:59,195 WARN L191 SmtUtils]: Spent 28.68 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-19 07:16:59,306 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:16:59,432 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:17:02,935 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 304 [2019-09-19 07:17:02,946 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:17:03,423 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:17:03,704 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 07:17:03,954 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:17:04,304 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:17:04,619 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 07:17:04,744 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-19 07:17:04,756 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:17:04,895 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:17:05,274 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-19 07:17:05,438 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:17:06,443 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-19 07:17:06,880 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:17:07,289 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:17:07,659 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:17:08,807 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 07:17:09,383 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-19 07:17:09,651 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-19 07:17:09,674 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:17:10,396 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-19 07:17:10,702 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-19 07:17:34,214 WARN L191 SmtUtils]: Spent 23.33 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-19 07:17:45,567 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-19 07:18:30,412 WARN L191 SmtUtils]: Spent 43.67 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-19 07:18:30,608 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:18:30,726 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:18:34,124 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification that was a NOOP. DAG size: 308 [2019-09-19 07:18:34,137 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:18:34,592 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:18:34,890 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 07:18:35,131 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:18:35,463 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:18:35,777 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 07:18:35,883 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-19 07:18:35,900 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:18:36,051 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:18:36,303 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-19 07:18:36,415 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:18:37,450 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-19 07:18:38,148 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:18:38,544 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:18:38,891 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:18:40,092 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 07:18:40,659 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-19 07:18:40,913 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-19 07:18:40,944 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:18:41,630 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-19 07:18:41,938 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-19 07:19:07,107 WARN L191 SmtUtils]: Spent 25.07 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-19 07:19:19,734 WARN L191 SmtUtils]: Spent 12.54 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-19 07:19:56,324 WARN L191 SmtUtils]: Spent 36.43 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-19 07:19:56,454 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:19:56,665 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:19:59,876 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification that was a NOOP. DAG size: 304 [2019-09-19 07:19:59,886 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:20:00,319 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:20:00,588 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 07:20:00,831 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:20:01,165 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:20:01,476 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 07:20:01,583 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-19 07:20:01,591 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:20:01,731 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:20:01,992 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-19 07:20:02,114 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:20:03,210 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-19 07:20:03,754 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:20:04,168 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:20:04,549 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:20:05,723 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 07:20:06,325 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-19 07:20:06,606 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-19 07:20:06,620 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:20:07,310 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-19 07:20:07,636 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-19 07:20:32,485 WARN L191 SmtUtils]: Spent 24.71 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-19 07:20:43,722 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-19 07:21:29,790 WARN L191 SmtUtils]: Spent 45.42 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-19 07:21:30,023 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-19 07:21:34,301 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification that was a NOOP. DAG size: 308 [2019-09-19 07:21:34,304 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:21:34,757 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:21:35,031 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 07:21:35,278 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:21:35,612 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:21:35,934 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 07:21:36,040 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-19 07:21:36,052 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:21:36,303 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:36,468 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:36,958 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:21:37,432 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-19 07:21:37,770 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-19 07:21:38,184 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-19 07:21:38,327 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:21:38,527 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2019-09-19 07:21:39,032 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2019-09-19 07:21:39,236 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 07:21:39,663 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 70 [2019-09-19 07:21:39,804 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 07:21:40,367 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 122 [2019-09-19 07:21:40,645 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-19 07:21:41,120 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 84 [2019-09-19 07:21:41,339 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 07:21:42,082 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-19 07:21:42,231 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:42,415 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:42,877 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:21:43,337 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-19 07:21:43,676 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-19 07:21:43,946 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:21:44,094 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:21:44,318 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 57 [2019-09-19 07:21:44,833 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-19 07:21:45,041 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:21:45,361 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 71 [2019-09-19 07:21:45,512 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 07:21:46,074 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 127 [2019-09-19 07:21:46,369 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-19 07:21:46,840 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 85 [2019-09-19 07:21:47,059 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 07:21:47,819 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 142 [2019-09-19 07:21:47,964 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:48,137 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:48,595 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:21:49,084 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-19 07:21:49,413 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-19 07:21:49,534 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2019-09-19 07:21:49,861 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-19 07:21:49,999 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:21:50,189 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2019-09-19 07:21:50,692 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2019-09-19 07:21:50,849 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:51,016 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:51,480 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:21:51,941 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-19 07:21:52,276 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-19 07:21:52,533 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 07:21:52,657 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:21:52,766 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:52,933 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-19 07:21:53,399 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:21:53,856 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 119 [2019-09-19 07:21:54,197 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-19 07:21:54,327 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:21:54,465 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:21:54,470 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:21:54,471 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:21:54,472 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 443#(not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))) [2019-09-19 07:21:54,480 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:21:54,481 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:21:54,481 INFO L168 Benchmark]: Toolchain (without parser) took 450045.79 ms. Allocated memory was 131.6 MB in the beginning and 181.4 MB in the end (delta: 49.8 MB). Free memory was 85.0 MB in the beginning and 107.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-19 07:21:54,482 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:21:54,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.13 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 84.8 MB in the beginning and 162.7 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-19 07:21:54,482 INFO L168 Benchmark]: Boogie Preprocessor took 56.16 ms. Allocated memory is still 198.7 MB. Free memory was 162.7 MB in the beginning and 159.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-19 07:21:54,483 INFO L168 Benchmark]: RCFGBuilder took 665.10 ms. Allocated memory is still 198.7 MB. Free memory was 159.5 MB in the beginning and 112.1 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:21:54,483 INFO L168 Benchmark]: Sifa took 448698.76 ms. Allocated memory was 198.7 MB in the beginning and 181.4 MB in the end (delta: -17.3 MB). Free memory was 112.1 MB in the beginning and 107.7 MB in the end (delta: 4.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 07:21:54,484 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 622.13 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 84.8 MB in the beginning and 162.7 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.16 ms. Allocated memory is still 198.7 MB. Free memory was 162.7 MB in the beginning and 159.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 665.10 ms. Allocated memory is still 198.7 MB. Free memory was 159.5 MB in the beginning and 112.1 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. * Sifa took 448698.76 ms. Allocated memory was 198.7 MB in the beginning and 181.4 MB in the end (delta: -17.3 MB). Free memory was 112.1 MB in the beginning and 107.7 MB in the end (delta: 4.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 448663, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 228, DAG_INTERPRETER_EARLY_EXITS: 6, TOOLS_POST_APPLICATIONS: 182, TOOLS_POST_TIME[ms]: 405170, TOOLS_POST_CALL_APPLICATIONS: 23, TOOLS_POST_CALL_TIME[ms]: 49, TOOLS_POST_RETURN_APPLICATIONS: 22, TOOLS_POST_RETURN_TIME[ms]: 64, TOOLS_QUANTIFIERELIM_APPLICATIONS: 222, TOOLS_QUANTIFIERELIM_TIME[ms]: 405205, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 46066, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 256, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 15400, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 20, DOMAIN_WIDEN_TIME[ms]: 25772, DOMAIN_ISSUBSETEQ_APPLICATIONS: 28, DOMAIN_ISSUBSETEQ_TIME[ms]: 1918, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 161, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 439259, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 439258, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 28, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 42, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 349, DAG_COMPRESSION_RETAINED_NODES: 156 - UnprovableResult [Line: 546]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 443#(not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...