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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:28:53,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:28:53,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:28:53,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:28:53,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:28:53,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:28:53,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:28:53,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:28:53,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:28:53,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:28:53,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:28:53,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:28:53,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:28:53,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:28:53,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:28:53,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:28:53,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:28:53,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:28:53,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:28:53,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:28:53,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:28:53,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:28:53,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:28:53,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:28:53,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:28:53,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:28:53,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:28:53,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:28:53,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:28:53,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:28:53,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:28:53,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:28:53,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:28:53,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:28:53,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:28:53,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:28:53,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:28:53,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:28:53,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:28:53,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:28:53,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:28:53,379 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 19:28:53,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:28:53,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:28:53,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:28:53,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:28:53,395 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:28:53,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:28:53,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:28:53,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:28:53,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:28:53,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:28:53,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:28:53,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:28:53,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:28:53,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:28:53,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:28:53,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:28:53,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:28:53,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:28:53,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:28:53,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:28:53,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:28:53,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:53,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:28:53,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:28:53,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:28:53,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:28:53,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:28:53,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:28:53,400 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 -> SingleStatement 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 19:28:53,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:28:53,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:28:53,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:28:53,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:28:53,456 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:28:53,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i [2019-09-20 19:28:53,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f19b9f14/b6dd725756da4f518a0b3666ef0d0a2d/FLAGd443e006f [2019-09-20 19:28:54,101 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:28:54,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i [2019-09-20 19:28:54,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f19b9f14/b6dd725756da4f518a0b3666ef0d0a2d/FLAGd443e006f [2019-09-20 19:28:54,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f19b9f14/b6dd725756da4f518a0b3666ef0d0a2d [2019-09-20 19:28:54,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:28:54,433 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:28:54,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:54,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:28:54,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:28:54,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7f18f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54, skipping insertion in model container [2019-09-20 19:28:54,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,446 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:28:54,500 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:28:54,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:54,943 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:28:54,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:55,053 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:28:55,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55 WrapperNode [2019-09-20 19:28:55,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:55,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:28:55,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:28:55,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:28:55,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:28:55,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:28:55,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:28:55,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:28:55,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (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 19:28:55,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:28:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:28:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:28:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:28:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 19:28:55,189 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 19:28:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 19:28:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_remove_last [2019-09-20 19:28:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:28:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:28:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:28:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:28:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:28:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:28:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:28:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:28:55,191 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:28:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:28:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:28:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:28:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:28:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:28:55,192 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:28:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:28:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:28:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:28:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:28:55,193 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:28:55,194 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:28:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:28:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:28:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:28:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:28:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:28:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:28:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:28:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:28:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:28:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:28:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:28:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:28:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:28:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:28:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:28:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:28:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:28:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:28:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:28:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:28:55,200 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:28:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:28:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:28:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:28:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:28:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:28:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:28:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:28:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:28:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 19:28:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_remove_last [2019-09-20 19:28:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:28:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:28:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:28:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:28:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:28:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:28:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:28:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:28:55,593 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 19:28:55,846 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:28:55,846 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 19:28:55,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:55 BoogieIcfgContainer [2019-09-20 19:28:55,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:28:55,849 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:28:55,849 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:28:55,849 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:28:55,850 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,851 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 19:28:55,880 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:28:55,881 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:28:55,893 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:28:55,905 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:28:55,916 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:28:56,068 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:28:56,314 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 19:28:56,421 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 19:28:57,918 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:28:58,084 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:28:58,240 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 19:28:58,390 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:28:58,529 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 19:28:58,699 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:28:58,833 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:28:58,961 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 19:28:59,082 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:28:59,202 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:59,404 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:59,546 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 19:28:59,682 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 19:28:59,879 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 19:29:00,264 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-20 19:29:00,411 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 19:29:00,700 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 19:29:00,949 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 19:29:01,194 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:29:01,446 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:29:01,681 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 19:29:01,905 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:29:02,139 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:29:02,362 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:29:02,579 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:29:02,788 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:29:03,003 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 19:29:03,213 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:29:03,405 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 19:29:03,583 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:29:03,750 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 19:29:04,022 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 19:29:04,237 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 19:29:04,450 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 19:29:04,755 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-20 19:29:04,892 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:29:05,307 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-20 19:29:06,948 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2019-09-20 19:29:07,366 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-09-20 19:29:07,706 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2019-09-20 19:29:07,942 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2019-09-20 19:29:08,188 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2019-09-20 19:29:09,036 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:29:09,037 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:29:09,039 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 286#(exists ((v_prenex_27 Int) (v_arrayElimCell_82 Int) (v_prenex_26 Int) (v_arrayElimCell_78 Int)) (or (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= main_~i~0 1) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_82) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (not (= 0 v_arrayElimCell_82)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_arrayElimCell_82)) (= main_~len~0 2)) (and (< |#StackHeapBarrier| v_prenex_26) (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_prenex_26)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (= (select |#length| v_arrayElimCell_78) 8) (= main_~i~0 1) (not (= 0 v_arrayElimCell_78)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_78) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select |#length| v_arrayElimCell_78) 8) (= main_~i~0 1) (not (= 0 v_arrayElimCell_78)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_78) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (= 0 |#NULL.base|) (< |#StackHeapBarrier| v_prenex_27) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= (select |#length| v_prenex_27) 8) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (< |#StackHeapBarrier| v_prenex_27) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= (select |#length| v_prenex_27) 8) (= main_~data~0 1) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |#StackHeapBarrier| v_prenex_26) (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_prenex_26)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (= main_~i~0 1) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_82) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (not (= 0 v_arrayElimCell_82)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_arrayElimCell_82)) (= main_~len~0 2)))) [2019-09-20 19:29:09,051 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:29:09,051 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:29:09,053 INFO L168 Benchmark]: Toolchain (without parser) took 14620.17 ms. Allocated memory was 141.0 MB in the beginning and 386.9 MB in the end (delta: 245.9 MB). Free memory was 86.3 MB in the beginning and 204.6 MB in the end (delta: -118.3 MB). Peak memory consumption was 127.6 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:09,053 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 141.0 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 19:29:09,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.47 ms. Allocated memory was 141.0 MB in the beginning and 201.9 MB in the end (delta: 60.8 MB). Free memory was 85.9 MB in the beginning and 166.0 MB in the end (delta: -80.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:09,054 INFO L168 Benchmark]: Boogie Preprocessor took 76.80 ms. Allocated memory is still 201.9 MB. Free memory was 166.0 MB in the beginning and 163.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:09,054 INFO L168 Benchmark]: RCFGBuilder took 716.50 ms. Allocated memory is still 201.9 MB. Free memory was 162.6 MB in the beginning and 110.0 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:09,055 INFO L168 Benchmark]: Sifa took 13202.90 ms. Allocated memory was 201.9 MB in the beginning and 386.9 MB in the end (delta: 185.1 MB). Free memory was 110.0 MB in the beginning and 204.6 MB in the end (delta: -94.6 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:09,057 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 141.0 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 620.47 ms. Allocated memory was 141.0 MB in the beginning and 201.9 MB in the end (delta: 60.8 MB). Free memory was 85.9 MB in the beginning and 166.0 MB in the end (delta: -80.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.80 ms. Allocated memory is still 201.9 MB. Free memory was 166.0 MB in the beginning and 163.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 716.50 ms. Allocated memory is still 201.9 MB. Free memory was 162.6 MB in the beginning and 110.0 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 7.1 GB. * Sifa took 13202.90 ms. Allocated memory was 201.9 MB in the beginning and 386.9 MB in the end (delta: 185.1 MB). Free memory was 110.0 MB in the beginning and 204.6 MB in the end (delta: -94.6 MB). Peak memory consumption was 90.5 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]: 13159, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 194, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 177, TOOLS_POST_TIME[ms]: 2982, TOOLS_POST_CALL_APPLICATIONS: 13, TOOLS_POST_CALL_TIME[ms]: 624, TOOLS_POST_RETURN_APPLICATIONS: 12, TOOLS_POST_RETURN_TIME[ms]: 5858, TOOLS_QUANTIFIERELIM_APPLICATIONS: 200, TOOLS_QUANTIFIERELIM_TIME[ms]: 9388, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3329, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 206, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 2027, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 1441, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 13, DOMAIN_ISBOTTOM_TIME[ms]: 44, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9602, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9600, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 12, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11535, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11534, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 52, DAG_COMPRESSION_PROCESSED_NODES: 393, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 613]: 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 286#(exists ((v_prenex_27 Int) (v_arrayElimCell_82 Int) (v_prenex_26 Int) (v_arrayElimCell_78 Int)) (or (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= main_~i~0 1) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_82) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (not (= 0 v_arrayElimCell_82)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_arrayElimCell_82)) (= main_~len~0 2)) (and (< |#StackHeapBarrier| v_prenex_26) (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_prenex_26)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (= (select |#length| v_arrayElimCell_78) 8) (= main_~i~0 1) (not (= 0 v_arrayElimCell_78)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_78) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select |#length| v_arrayElimCell_78) 8) (= main_~i~0 1) (not (= 0 v_arrayElimCell_78)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_78) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (= 0 |#NULL.base|) (< |#StackHeapBarrier| v_prenex_27) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= (select |#length| v_prenex_27) 8) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (< |#StackHeapBarrier| v_prenex_27) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= (select |#length| v_prenex_27) 8) (= main_~data~0 1) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= main_~len~0 2)) (and (< |#StackHeapBarrier| v_prenex_26) (< |main_~#s~0.base| |#StackHeapBarrier|) (= main_~i~0 2) (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 (select |old(#valid)| 0)) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (< main_~i~0 (+ main_~len~0 1)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_prenex_26)) (= main_~len~0 2)) (and (< |main_~#s~0.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= 0 |#NULL.base|) (= main_~i~0 1) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (< |#StackHeapBarrier| v_arrayElimCell_82) (= |main_~#s~0.offset| 0) (not (< main_~i~0 main_~len~0)) (not (= 0 v_arrayElimCell_82)) (= |#NULL.offset| 0) (not (= |main_~#s~0.base| 0)) (= 8 (select |#length| v_arrayElimCell_82)) (= main_~len~0 2)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...