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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:24:50,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:24:50,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:24:50,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:24:50,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:24:50,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:24:50,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:24:50,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:24:50,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:24:50,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:24:50,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:24:50,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:24:50,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:24:50,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:24:50,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:24:50,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:24:50,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:24:50,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:24:50,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:24:50,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:24:50,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:24:50,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:24:50,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:24:50,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:24:50,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:24:50,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:24:50,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:24:50,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:24:50,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:24:50,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:24:50,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:24:50,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:24:50,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:24:50,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:24:50,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:24:50,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:24:50,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:24:50,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:24:50,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:24:50,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:24:50,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:24:50,537 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 20:24:50,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:24:50,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:24:50,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:24:50,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:24:50,576 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:24:50,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:24:50,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:24:50,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:24:50,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:24:50,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:24:50,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:24:50,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:24:50,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:24:50,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:24:50,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:24:50,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:24:50,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:24:50,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:24:50,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:24:50,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:24:50,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:24:50,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:24:50,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:24:50,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:24:50,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:24:50,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:24:50,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:24:50,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:24:50,582 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 -> ReUseSupersetCallSummarizer 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 20:24:50,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:24:50,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:24:50,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:24:50,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:24:50,650 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:24:50,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-20 20:24:50,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901d6e3ef/76015a0821fe4ccb804dd0e6d9bea04a/FLAG0d48ae6c8 [2019-09-20 20:24:51,254 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:24:51,254 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-20 20:24:51,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901d6e3ef/76015a0821fe4ccb804dd0e6d9bea04a/FLAG0d48ae6c8 [2019-09-20 20:24:51,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901d6e3ef/76015a0821fe4ccb804dd0e6d9bea04a [2019-09-20 20:24:51,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:24:51,569 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:24:51,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:24:51,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:24:51,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:24:51,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:24:51" (1/1) ... [2019-09-20 20:24:51,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752c620c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:51, skipping insertion in model container [2019-09-20 20:24:51,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:24:51" (1/1) ... [2019-09-20 20:24:51,588 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:24:51,651 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:24:52,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:24:52,122 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:24:52,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:24:52,233 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:24:52,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52 WrapperNode [2019-09-20 20:24:52,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:24:52,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:24:52,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:24:52,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:24:52,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:24:52,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:24:52,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:24:52,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:24:52,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (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 20:24:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:24:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:24:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 20:24:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 20:24:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 20:24:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 20:24:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 20:24:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-20 20:24:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_get_data_at [2019-09-20 20:24:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_update_at [2019-09-20 20:24:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:24:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:24:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 20:24:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 20:24:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 20:24:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 20:24:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 20:24:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 20:24:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 20:24:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 20:24:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 20:24:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 20:24:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 20:24:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 20:24:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 20:24:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 20:24:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 20:24:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 20:24:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 20:24:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 20:24:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 20:24:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 20:24:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 20:24:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 20:24:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 20:24:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 20:24:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 20:24:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 20:24:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 20:24:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 20:24:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 20:24:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 20:24:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 20:24:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 20:24:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:24:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 20:24:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 20:24:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 20:24:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 20:24:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 20:24:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 20:24:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 20:24:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 20:24:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 20:24:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 20:24:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 20:24:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 20:24:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 20:24:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 20:24:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 20:24:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 20:24:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 20:24:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 20:24:52,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:24:52,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:24:52,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:24:52,392 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 20:24:52,392 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-20 20:24:52,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:24:52,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:24:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_get_data_at [2019-09-20 20:24:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:24:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_update_at [2019-09-20 20:24:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:24:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:24:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:24:52,768 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 20:24:53,103 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:24:53,103 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 20:24:53,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:24:53 BoogieIcfgContainer [2019-09-20 20:24:53,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:24:53,106 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:24:53,106 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:24:53,106 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:24:53,108 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:24:53" (1/1) ... [2019-09-20 20:24:53,108 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:24:53,134 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:24:53,134 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:24:53,142 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:24:53,153 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:24:53,155 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:24:53,305 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 20:24:53,337 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 20:24:53,465 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-20 20:24:53,963 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 20:24:54,658 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-20 20:24:54,961 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 20:24:55,301 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 20:24:55,547 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 20:24:55,814 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 20:24:56,438 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-20 20:24:56,679 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 20:24:56,924 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 20:24:57,126 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 20:25:00,509 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 162 DAG size of output: 113 [2019-09-20 20:25:01,021 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 20:25:01,827 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-20 20:25:02,497 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 97 [2019-09-20 20:25:02,730 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 20:25:02,850 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 20:25:03,164 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2019-09-20 20:25:03,274 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 20:25:04,230 WARN L191 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 109 [2019-09-20 20:25:04,641 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 20:25:04,779 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 20:25:37,628 WARN L191 SmtUtils]: Spent 32.67 s on a formula simplification. DAG size of input: 191 DAG size of output: 189