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-fea9116 [2019-09-20 22:27:58,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:27:58,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:27:58,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:27:58,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:27:58,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:27:58,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:27:58,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:27:58,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:27:58,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:27:58,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:27:58,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:27:58,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:27:58,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:27:58,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:27:58,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:27:58,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:27:58,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:27:58,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:27:58,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:27:58,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:27:58,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:27:58,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:27:58,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:27:58,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:27:58,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:27:58,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:27:58,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:27:58,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:27:58,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:27:58,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:27:58,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:27:58,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:27:58,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:27:58,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:27:58,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:27:58,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:27:58,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:27:58,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:27:58,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:27:58,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:27:58,220 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 22:27:58,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:27:58,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:27:58,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:27:58,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:27:58,237 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:27:58,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:27:58,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:27:58,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:27:58,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:27:58,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:27:58,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:27:58,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:27:58,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:27:58,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:27:58,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:27:58,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:27:58,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:27:58,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:27:58,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:27:58,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:27:58,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:27:58,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:27:58,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:27:58,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:27:58,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:27:58,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:27:58,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:27:58,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:27:58,242 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 [2019-09-20 22:27:58,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:27:58,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:27:58,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:27:58,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:27:58,313 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:27:58,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-20 22:27:58,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0597b5ea/6b8cfdbd352a47548da12b07b8aae7fe/FLAGf4b09eddd [2019-09-20 22:27:58,883 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:27:58,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-20 22:27:58,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0597b5ea/6b8cfdbd352a47548da12b07b8aae7fe/FLAGf4b09eddd [2019-09-20 22:27:59,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0597b5ea/6b8cfdbd352a47548da12b07b8aae7fe [2019-09-20 22:27:59,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:27:59,242 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:27:59,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:27:59,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:27:59,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:27:59,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:27:59,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fad862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59, skipping insertion in model container [2019-09-20 22:27:59,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:27:59,259 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:27:59,311 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:27:59,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:27:59,848 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:27:59,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:27:59,963 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:27:59,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59 WrapperNode [2019-09-20 22:27:59,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:27:59,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:27:59,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:27:59,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:27:59,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:27:59,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:28:00,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:28:00,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:28:00,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:28:00,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:28:00,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (1/1) ... [2019-09-20 22:28:00,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:28:00,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:28:00,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:28:00,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:28:00,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:27:59" (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 22:28:00,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:28:00,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:28:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 22:28:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 22:28:00,125 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_list [2019-09-20 22:28:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure create_list [2019-09-20 22:28:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:28:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:28:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:28:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 22:28:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 22:28:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 22:28:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 22:28:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 22:28:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 22:28:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 22:28:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 22:28:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 22:28:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 22:28:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 22:28:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 22:28:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 22:28:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 22:28:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 22:28:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 22:28:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 22:28:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 22:28:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 22:28:00,133 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 22:28:00,133 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 22:28:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 22:28:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 22:28:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 22:28:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 22:28:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 22:28:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 22:28:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 22:28:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 22:28:00,136 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 22:28:00,136 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 22:28:00,136 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 22:28:00,137 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 22:28:00,137 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 22:28:00,137 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 22:28:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 22:28:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 22:28:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 22:28:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 22:28:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 22:28:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 22:28:00,139 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 22:28:00,139 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 22:28:00,139 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 22:28:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 22:28:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 22:28:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:28:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 22:28:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 22:28:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:28:00,141 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 22:28:00,141 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 22:28:00,141 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 22:28:00,142 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 22:28:00,142 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 22:28:00,142 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 22:28:00,142 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 22:28:00,142 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 22:28:00,143 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 22:28:00,143 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 22:28:00,143 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 22:28:00,144 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 22:28:00,144 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 22:28:00,145 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 22:28:00,145 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 22:28:00,146 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 22:28:00,147 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 22:28:00,148 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 22:28:00,149 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 22:28:00,150 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_list [2019-09-20 22:28:00,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:28:00,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:28:00,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:28:00,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:28:00,151 INFO L130 BoogieDeclarations]: Found specification of procedure create_list [2019-09-20 22:28:00,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:28:00,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 22:28:00,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:28:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:28:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:28:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:28:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:28:00,733 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:28:00,733 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 22:28:00,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:28:00 BoogieIcfgContainer [2019-09-20 22:28:00,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:28:00,735 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:28:00,736 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:28:00,736 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:28:00,737 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:28:00" (1/1) ... [2019-09-20 22:28:00,738 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 [2019-09-20 22:28:00,760 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 22:28:00,761 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:28:00,768 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:28:00,776 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:28:00,777 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:28:00,917 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-20 22:28:01,388 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 22:28:01,671 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 22:28:01,929 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 22:28:02,118 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 22:28:02,266 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 22:28:02,380 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 22:28:02,817 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2019-09-20 22:28:03,164 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2019-09-20 22:28:03,568 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-20 22:28:03,927 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 22:28:04,172 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 22:28:04,343 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 22:28:04,486 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 22:28:04,614 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 22:28:05,036 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:28:05,037 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:28:05,038 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 200#true [2019-09-20 22:28:05,038 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 196#true [2019-09-20 22:28:05,049 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:28:05,049 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:28:05,051 INFO L168 Benchmark]: Toolchain (without parser) took 5808.55 ms. Allocated memory was 130.0 MB in the beginning and 270.5 MB in the end (delta: 140.5 MB). Free memory was 84.5 MB in the beginning and 166.9 MB in the end (delta: -82.4 MB). Peak memory consumption was 58.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:28:05,052 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:28:05,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.41 ms. Allocated memory was 130.0 MB in the beginning and 199.2 MB in the end (delta: 69.2 MB). Free memory was 84.3 MB in the beginning and 162.5 MB in the end (delta: -78.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-20 22:28:05,053 INFO L168 Benchmark]: Boogie Preprocessor took 100.15 ms. Allocated memory is still 199.2 MB. Free memory was 162.5 MB in the beginning and 159.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-20 22:28:05,054 INFO L168 Benchmark]: RCFGBuilder took 664.58 ms. Allocated memory is still 199.2 MB. Free memory was 159.2 MB in the beginning and 105.0 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:28:05,056 INFO L168 Benchmark]: Sifa took 4314.06 ms. Allocated memory was 199.2 MB in the beginning and 270.5 MB in the end (delta: 71.3 MB). Free memory was 105.0 MB in the beginning and 166.9 MB in the end (delta: -61.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:28:05,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.41 ms. Allocated memory was 130.0 MB in the beginning and 199.2 MB in the end (delta: 69.2 MB). Free memory was 84.3 MB in the beginning and 162.5 MB in the end (delta: -78.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.15 ms. Allocated memory is still 199.2 MB. Free memory was 162.5 MB in the beginning and 159.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 664.58 ms. Allocated memory is still 199.2 MB. Free memory was 159.2 MB in the beginning and 105.0 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. * Sifa took 4314.06 ms. Allocated memory was 199.2 MB in the beginning and 270.5 MB in the end (delta: 71.3 MB). Free memory was 105.0 MB in the beginning and 166.9 MB in the end (delta: -61.9 MB). Peak memory consumption was 9.4 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]: 4278, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 70, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 55, TOOLS_POST_TIME[ms]: 3317, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 24, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 25, TOOLS_QUANTIFIERELIM_APPLICATIONS: 68, TOOLS_QUANTIFIERELIM_TIME[ms]: 3341, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2280, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 77, FLUID_YES_ANSWERS: 77, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 735, DOMAIN_ALPHA_APPLICATIONS: 77, DOMAIN_ALPHA_TIME[ms]: 90, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 8, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3577, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3576, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3116, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3116, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 20, 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...