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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:09:37,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:09:37,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:09:37,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:09:37,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:09:37,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:09:37,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:09:37,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:09:37,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:09:37,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:09:37,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:09:37,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:09:37,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:09:37,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:09:37,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:09:37,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:09:37,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:09:37,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:09:37,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:09:37,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:09:37,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:09:37,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:09:37,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:09:37,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:09:37,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:09:37,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:09:37,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:09:37,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:09:37,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:09:37,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:09:37,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:09:37,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:09:37,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:09:37,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:09:37,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:09:37,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:09:37,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:09:37,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:09:37,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:09:37,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:09:37,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:09:37,476 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 [2019-10-04 09:09:37,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:09:37,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:09:37,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:09:37,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:09:37,513 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:09:37,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:09:37,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:09:37,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:09:37,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:09:37,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:09:37,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:09:37,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:09:37,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:09:37,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:09:37,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:09:37,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:09:37,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:09:37,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:09:37,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:09:37,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:09:37,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:09:37,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:09:37,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:09:37,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:09:37,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:09:37,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:09:37,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:09:37,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:09:37,519 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 09:09:37,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:09:37,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:09:37,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:09:37,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:09:37,600 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:09:37,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-10-04 09:09:37,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee56b4281/e8068ba87cd847e09be526437ff74bc9/FLAG2d6147c3b [2019-10-04 09:09:38,295 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:09:38,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-10-04 09:09:38,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee56b4281/e8068ba87cd847e09be526437ff74bc9/FLAG2d6147c3b [2019-10-04 09:09:38,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee56b4281/e8068ba87cd847e09be526437ff74bc9 [2019-10-04 09:09:38,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:09:38,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:09:38,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:09:38,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:09:38,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:09:38,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:09:38" (1/1) ... [2019-10-04 09:09:38,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247dfb19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:38, skipping insertion in model container [2019-10-04 09:09:38,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:09:38" (1/1) ... [2019-10-04 09:09:38,594 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:09:38,652 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:09:39,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:09:39,185 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:09:39,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:09:39,317 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:09:39,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39 WrapperNode [2019-10-04 09:09:39,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:09:39,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:09:39,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:09:39,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:09:39,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (1/1) ... [2019-10-04 09:09:39,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:09:39,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:09:39,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:09:39,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:09:39,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:09:39" (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 [2019-10-04 09:09:39,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:09:39,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:09:39,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-04 09:09:39,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-04 09:09:39,461 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-04 09:09:39,464 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2019-10-04 09:09:39,465 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create_with_sublist [2019-10-04 09:09:39,466 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_length [2019-10-04 09:09:39,466 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_append [2019-10-04 09:09:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_hierarchical_destroy [2019-10-04 09:09:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:09:39,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:09:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 09:09:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-04 09:09:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-04 09:09:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-04 09:09:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-04 09:09:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-04 09:09:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-04 09:09:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-04 09:09:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-04 09:09:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-04 09:09:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-04 09:09:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-04 09:09:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-04 09:09:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-04 09:09:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-04 09:09:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-04 09:09:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-04 09:09:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-04 09:09:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-04 09:09:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-04 09:09:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-04 09:09:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-04 09:09:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-04 09:09:39,474 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-04 09:09:39,474 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-04 09:09:39,474 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-04 09:09:39,474 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-04 09:09:39,474 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-04 09:09:39,474 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-04 09:09:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-04 09:09:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-04 09:09:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-04 09:09:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-04 09:09:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-04 09:09:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-04 09:09:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-04 09:09:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-04 09:09:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-04 09:09:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-04 09:09:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-04 09:09:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-04 09:09:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 09:09:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 09:09:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-04 09:09:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 09:09:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-04 09:09:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-04 09:09:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-04 09:09:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-04 09:09:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-04 09:09:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-04 09:09:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-04 09:09:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-04 09:09:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-04 09:09:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-04 09:09:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-04 09:09:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-04 09:09:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-04 09:09:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-04 09:09:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-04 09:09:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-04 09:09:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-04 09:09:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-04 09:09:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-04 09:09:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-04 09:09:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-04 09:09:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-04 09:09:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-04 09:09:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-04 09:09:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-04 09:09:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-04 09:09:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2019-10-04 09:09:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 09:09:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 09:09:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure node_create_with_sublist [2019-10-04 09:09:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure sll_length [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure sll_append [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure sll_hierarchical_destroy [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 09:09:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-04 09:09:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:09:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:09:39,898 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-04 09:09:40,306 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:09:40,306 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-04 09:09:40,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:09:40 BoogieIcfgContainer [2019-10-04 09:09:40,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:09:40,309 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:09:40,309 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:09:40,309 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:09:40,311 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:09:40" (1/1) ... [2019-10-04 09:09:40,312 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 09:09:40,339 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:09:40,339 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:09:40,347 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:09:40,357 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:09:40,359 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:09:40,555 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-10-04 09:09:40,871 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-04 09:09:41,176 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:09:41,549 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:09:41,619 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:09:41,948 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-04 09:09:42,001 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-04 09:09:42,248 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:09:42,908 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:09:42,908 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:09:42,910 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 456#(and (<= main_~max~0 5) (<= 3 main_~min~0) (<= |#NULL.base| 0) (<= main_~min~0 3) (<= 0 |main_~#head~1.offset|) (<= 0 |#NULL.base|) (<= |main_~#head~1.offset| 0) (<= 5 main_~max~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-04 09:09:42,924 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:09:42,924 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:09:42,927 INFO L168 Benchmark]: Toolchain (without parser) took 4349.68 ms. Allocated memory was 138.9 MB in the beginning and 264.8 MB in the end (delta: 125.8 MB). Free memory was 85.5 MB in the beginning and 206.7 MB in the end (delta: -121.1 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-04 09:09:42,929 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-04 09:09:42,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.02 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.3 MB in the beginning and 160.6 MB in the end (delta: -75.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-10-04 09:09:42,939 INFO L168 Benchmark]: Boogie Preprocessor took 78.20 ms. Allocated memory is still 199.2 MB. Free memory was 160.6 MB in the beginning and 156.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-10-04 09:09:42,940 INFO L168 Benchmark]: RCFGBuilder took 910.95 ms. Allocated memory is still 199.2 MB. Free memory was 156.9 MB in the beginning and 95.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 7.1 GB. [2019-10-04 09:09:42,940 INFO L168 Benchmark]: Sifa took 2615.73 ms. Allocated memory was 199.2 MB in the beginning and 264.8 MB in the end (delta: 65.5 MB). Free memory was 95.5 MB in the beginning and 206.7 MB in the end (delta: -111.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 09:09:42,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.02 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.3 MB in the beginning and 160.6 MB in the end (delta: -75.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.20 ms. Allocated memory is still 199.2 MB. Free memory was 160.6 MB in the beginning and 156.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 910.95 ms. Allocated memory is still 199.2 MB. Free memory was 156.9 MB in the beginning and 95.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 7.1 GB. * Sifa took 2615.73 ms. Allocated memory was 199.2 MB in the beginning and 264.8 MB in the end (delta: 65.5 MB). Free memory was 95.5 MB in the beginning and 206.7 MB in the end (delta: -111.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2572, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 140, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 107, TOOLS_POST_TIME[ms]: 864, TOOLS_POST_CALL_APPLICATIONS: 20, TOOLS_POST_CALL_TIME[ms]: 589, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 78, TOOLS_QUANTIFIERELIM_APPLICATIONS: 145, TOOLS_QUANTIFIERELIM_TIME[ms]: 1465, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 215, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 154, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 44, DOMAIN_JOIN_TIME[ms]: 688, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 100, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 32, DOMAIN_ISBOTTOM_APPLICATIONS: 24, DOMAIN_ISBOTTOM_TIME[ms]: 67, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2157, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2156, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1387, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1387, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 439, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 652]: 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 456#(and (<= main_~max~0 5) (<= 3 main_~min~0) (<= |#NULL.base| 0) (<= main_~min~0 3) (<= 0 |main_~#head~1.offset|) (<= 0 |#NULL.base|) (<= |main_~#head~1.offset| 0) (<= 5 main_~max~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...