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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:27:55,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:27:55,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:27:55,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:27:55,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:27:55,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:27:55,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:27:55,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:27:55,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:27:55,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:27:55,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:27:55,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:27:55,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:27:55,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:27:55,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:27:55,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:27:55,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:27:55,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:27:55,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:27:55,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:27:55,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:27:55,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:27:55,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:27:55,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:27:55,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:27:55,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:27:55,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:27:55,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:27:55,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:27:55,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:27:55,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:27:55,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:27:55,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:27:55,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:27:55,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:27:55,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:27:55,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:27:55,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:27:55,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:27:55,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:27:55,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:27:55,643 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 17:27:55,657 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:27:55,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:27:55,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:27:55,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:27:55,659 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:27:55,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:27:55,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:27:55,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:27:55,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:27:55,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:27:55,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:27:55,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:27:55,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:27:55,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:27:55,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:27:55,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:27:55,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:27:55,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:27:55,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:27:55,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:27:55,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:27:55,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:27:55,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:27:55,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:27:55,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:27:55,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:27:55,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:27:55,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:27:55,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:27:55,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:27:55,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:27:55,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:27:55,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:27:55,712 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:27:55,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 17:27:55,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5abf23db3/5b6f218860484338a2449441a1e4d67c/FLAG1eba537ad [2019-09-20 17:27:56,326 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:27:56,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 17:27:56,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5abf23db3/5b6f218860484338a2449441a1e4d67c/FLAG1eba537ad [2019-09-20 17:27:56,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5abf23db3/5b6f218860484338a2449441a1e4d67c [2019-09-20 17:27:56,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:27:56,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:27:56,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:27:56,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:27:56,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:27:56,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:27:56" (1/1) ... [2019-09-20 17:27:56,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e18d1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:56, skipping insertion in model container [2019-09-20 17:27:56,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:27:56" (1/1) ... [2019-09-20 17:27:56,642 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:27:56,699 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:27:57,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:27:57,160 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:27:57,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:27:57,276 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:27:57,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57 WrapperNode [2019-09-20 17:27:57,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:27:57,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:27:57,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:27:57,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:27:57,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (1/1) ... [2019-09-20 17:27:57,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:27:57,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:27:57,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:27:57,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:27:57,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:27:57" (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 17:27:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:27:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:27:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 17:27:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 17:27:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 17:27:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 17:27:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-20 17:27:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-20 17:27:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-20 17:27:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-20 17:27:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:27:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:27:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 17:27:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 17:27:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 17:27:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 17:27:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 17:27:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 17:27:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 17:27:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 17:27:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 17:27:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 17:27:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 17:27:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 17:27:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 17:27:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 17:27:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 17:27:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 17:27:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 17:27:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 17:27:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 17:27:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 17:27:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 17:27:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 17:27:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 17:27:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 17:27:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 17:27:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 17:27:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 17:27:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 17:27:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 17:27:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 17:27:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 17:27:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:27:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 17:27:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 17:27:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 17:27:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 17:27:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 17:27:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 17:27:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 17:27:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 17:27:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 17:27:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 17:27:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 17:27:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 17:27:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 17:27:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 17:27:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 17:27:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 17:27:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 17:27:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 17:27:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 17:27:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 17:27:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 17:27:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 17:27:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 17:27:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 17:27:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 17:27:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 17:27:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:27:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:27:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:27:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-20 17:27:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:27:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:27:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:27:57,870 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 17:27:58,173 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:27:58,173 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 17:27:58,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:27:58 BoogieIcfgContainer [2019-09-20 17:27:58,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:27:58,176 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:27:58,176 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:27:58,177 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:27:58,179 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:27:58" (1/1) ... [2019-09-20 17:27:58,179 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 17:27:58,207 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:27:58,207 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:27:58,214 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:27:58,222 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:27:58,224 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:27:58,419 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-20 17:27:58,624 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:27:58,877 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-20 17:27:59,503 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2019-09-20 17:27:59,818 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-20 17:28:00,083 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-20 17:28:00,199 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 17:28:00,543 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 17:28:04,163 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 165 DAG size of output: 135 [2019-09-20 17:28:05,973 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 17:28:06,846 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 17:28:07,412 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 17:28:07,790 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 17:28:08,297 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2019-09-20 17:28:08,511 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 17:28:08,681 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:28:08,870 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:28:09,327 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2019-09-20 17:28:09,718 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2019-09-20 17:28:09,829 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:09,905 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:09,916 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:09,926 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:12,072 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-20 17:28:12,993 WARN L191 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 17:28:13,497 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 17:28:13,835 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 17:28:14,103 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:28:14,495 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2019-09-20 17:28:14,841 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2019-09-20 17:28:14,960 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 17:28:15,071 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 17:28:15,344 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-20 17:28:15,410 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 17:28:15,922 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-09-20 17:28:16,352 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-20 17:28:16,601 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2019-09-20 17:28:17,406 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 17:28:17,407 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 17:28:17,409 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 206#false [2019-09-20 17:28:17,414 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 17:28:17,415 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 17:28:17,416 INFO L168 Benchmark]: Toolchain (without parser) took 20788.13 ms. Allocated memory was 131.6 MB in the beginning and 365.4 MB in the end (delta: 233.8 MB). Free memory was 84.9 MB in the beginning and 137.3 MB in the end (delta: -52.4 MB). Peak memory consumption was 181.5 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:17,417 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 17:28:17,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.88 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.7 MB in the beginning and 161.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:17,418 INFO L168 Benchmark]: Boogie Preprocessor took 67.06 ms. Allocated memory is still 199.8 MB. Free memory was 161.3 MB in the beginning and 158.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:17,419 INFO L168 Benchmark]: RCFGBuilder took 830.44 ms. Allocated memory is still 199.8 MB. Free memory was 158.1 MB in the beginning and 98.6 MB in the end (delta: 59.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:17,419 INFO L168 Benchmark]: Sifa took 19238.62 ms. Allocated memory was 199.8 MB in the beginning and 365.4 MB in the end (delta: 165.7 MB). Free memory was 98.6 MB in the beginning and 137.3 MB in the end (delta: -38.6 MB). Peak memory consumption was 127.0 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:17,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.88 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.7 MB in the beginning and 161.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.06 ms. Allocated memory is still 199.8 MB. Free memory was 161.3 MB in the beginning and 158.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 830.44 ms. Allocated memory is still 199.8 MB. Free memory was 158.1 MB in the beginning and 98.6 MB in the end (delta: 59.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 7.1 GB. * Sifa took 19238.62 ms. Allocated memory was 199.8 MB in the beginning and 365.4 MB in the end (delta: 165.7 MB). Free memory was 98.6 MB in the beginning and 137.3 MB in the end (delta: -38.6 MB). Peak memory consumption was 127.0 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]: 19202, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 74, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 54, TOOLS_POST_TIME[ms]: 14791, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 87, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_APPLICATIONS: 65, TOOLS_QUANTIFIERELIM_TIME[ms]: 14858, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 7965, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 90, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 2786, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 1406, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 18509, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 18508, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 18020, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 18019, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 137, DAG_COMPRESSION_RETAINED_NODES: 74 - PositiveResult [Line: 630]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...