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 TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/heap-data/quick_sort_split.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:09:12,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:09:12,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:09:12,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:09:12,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:09:12,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:09:12,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:09:12,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:09:12,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:09:12,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:09:12,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:09:12,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:09:12,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:09:12,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:09:12,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:09:12,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:09:12,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:09:12,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:09:12,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:09:12,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:09:12,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:09:12,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:09:12,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:09:12,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:09:12,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:09:12,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:09:12,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:09:12,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:09:12,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:09:12,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:09:12,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:09:12,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:09:12,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:09:12,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:09:12,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:09:12,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:09:12,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:09:12,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:09:12,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:09:12,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:09:12,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:09:12,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 17:09:12,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:09:12,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:09:12,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:09:12,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:09:12,628 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:09:12,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:09:12,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:09:12,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:09:12,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:09:12,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:09:12,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:09:12,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:09:12,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:09:12,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:09:12,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:09:12,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:09:12,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:09:12,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:09:12,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:09:12,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:09:12,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:09:12,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:09:12,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:09:12,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:09:12,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:09:12,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:09:12,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:09:12,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:09:12,635 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:09:12,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:09:12,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:09:12,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:09:12,718 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:09:12,718 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:09:12,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-19 17:09:12,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724e6db07/58ce6f30729f425c81eea39b6321ba35/FLAG247158da8 [2019-09-19 17:09:13,296 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:09:13,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-19 17:09:13,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724e6db07/58ce6f30729f425c81eea39b6321ba35/FLAG247158da8 [2019-09-19 17:09:13,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724e6db07/58ce6f30729f425c81eea39b6321ba35 [2019-09-19 17:09:13,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:09:13,600 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:09:13,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:09:13,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:09:13,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:09:13,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:09:13" (1/1) ... [2019-09-19 17:09:13,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bfa078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:13, skipping insertion in model container [2019-09-19 17:09:13,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:09:13" (1/1) ... [2019-09-19 17:09:13,617 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:09:13,659 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:09:14,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:09:14,070 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:09:14,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:09:14,187 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:09:14,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14 WrapperNode [2019-09-19 17:09:14,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:09:14,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:09:14,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:09:14,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:09:14,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:09:14,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:09:14,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:09:14,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:09:14,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:09:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:09:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:09:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:09:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 17:09:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 17:09:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_list [2019-09-19 17:09:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure create_list [2019-09-19 17:09:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:09:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 17:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 17:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 17:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 17:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 17:09:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 17:09:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 17:09:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 17:09:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 17:09:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 17:09:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 17:09:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 17:09:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 17:09:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 17:09:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 17:09:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 17:09:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 17:09:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 17:09:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 17:09:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 17:09:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 17:09:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 17:09:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 17:09:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 17:09:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 17:09:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 17:09:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 17:09:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 17:09:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 17:09:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 17:09:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 17:09:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 17:09:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 17:09:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 17:09:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:09:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 17:09:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 17:09:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:09:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 17:09:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 17:09:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 17:09:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 17:09:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 17:09:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 17:09:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 17:09:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 17:09:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 17:09:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 17:09:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 17:09:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 17:09:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 17:09:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 17:09:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 17:09:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 17:09:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 17:09:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 17:09:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 17:09:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 17:09:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 17:09:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 17:09:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 17:09:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 17:09:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_list [2019-09-19 17:09:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:09:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure create_list [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:09:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:09:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:09:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:09:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:09:14,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:09:14,982 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 17:09:14,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:09:14 BoogieIcfgContainer [2019-09-19 17:09:14,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:09:14,984 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:09:14,984 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:09:14,985 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:09:14,986 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:09:14" (1/1) ... [2019-09-19 17:09:14,986 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:09:15,015 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-19 17:09:15,015 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:09:15,022 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:09:15,031 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:09:15,032 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:09:15,177 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 17:09:15,687 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 17:09:15,937 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 17:09:16,197 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 17:09:16,387 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 17:09:16,554 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 17:09:16,666 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 17:09:17,109 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2019-09-19 17:09:17,446 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2019-09-19 17:09:17,845 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-19 17:09:18,257 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-19 17:09:18,516 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 17:09:18,686 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-19 17:09:18,854 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 17:09:19,403 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:09:19,403 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:09:19,405 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 200#true [2019-09-19 17:09:19,405 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 196#true [2019-09-19 17:09:19,415 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:09:19,415 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:09:19,416 INFO L168 Benchmark]: Toolchain (without parser) took 5816.36 ms. Allocated memory was 132.1 MB in the beginning and 264.2 MB in the end (delta: 132.1 MB). Free memory was 87.2 MB in the beginning and 155.3 MB in the end (delta: -68.1 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. [2019-09-19 17:09:19,417 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:09:19,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.22 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 161.7 MB in the end (delta: -74.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-19 17:09:19,418 INFO L168 Benchmark]: Boogie Preprocessor took 59.77 ms. Allocated memory is still 198.7 MB. Free memory was 161.7 MB in the beginning and 158.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:09:19,419 INFO L168 Benchmark]: RCFGBuilder took 734.94 ms. Allocated memory is still 198.7 MB. Free memory was 158.5 MB in the beginning and 105.9 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:09:19,420 INFO L168 Benchmark]: Sifa took 4430.84 ms. Allocated memory was 198.7 MB in the beginning and 264.2 MB in the end (delta: 65.5 MB). Free memory was 105.9 MB in the beginning and 155.3 MB in the end (delta: -49.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-19 17:09:19,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 587.22 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 161.7 MB in the end (delta: -74.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.77 ms. Allocated memory is still 198.7 MB. Free memory was 161.7 MB in the beginning and 158.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 734.94 ms. Allocated memory is still 198.7 MB. Free memory was 158.5 MB in the beginning and 105.9 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 7.1 GB. * Sifa took 4430.84 ms. Allocated memory was 198.7 MB in the beginning and 264.2 MB in the end (delta: 65.5 MB). Free memory was 105.9 MB in the beginning and 155.3 MB in the end (delta: -49.4 MB). Peak memory consumption was 16.1 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]: 4390, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 70, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 55, TOOLS_POST_TIME[ms]: 3320, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 26, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 26, TOOLS_QUANTIFIERELIM_APPLICATIONS: 68, TOOLS_QUANTIFIERELIM_TIME[ms]: 3345, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2288, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 77, FLUID_YES_ANSWERS: 77, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 791, DOMAIN_ALPHA_APPLICATIONS: 77, DOMAIN_ALPHA_TIME[ms]: 110, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 12, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3651, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3650, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3166, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3165, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 249, DAG_COMPRESSION_RETAINED_NODES: 86 - UnprovableResult [Line: 594]: 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 200#true. Possible FailurePath: - UnprovableResult [Line: 599]: 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 196#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...