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-ext2-properties/list_and_tree_cnstr-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:08:20,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:08:20,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:08:20,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:08:20,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:08:20,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:08:20,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:08:20,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:08:20,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:08:20,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:08:20,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:08:20,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:08:20,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:08:20,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:08:20,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:08:20,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:08:20,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:08:20,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:08:20,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:08:20,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:08:20,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:08:20,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:08:20,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:08:20,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:08:20,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:08:20,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:08:20,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:08:20,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:08:20,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:08:20,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:08:20,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:08:20,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:08:20,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:08:20,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:08:20,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:08:20,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:08:20,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:08:20,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:08:20,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:08:20,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:08:20,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:08:20,407 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 09:08:20,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:08:20,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:08:20,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:08:20,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:08:20,424 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:08:20,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:08:20,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:08:20,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:08:20,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:08:20,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:08:20,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:08:20,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:08:20,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:08:20,426 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:08:20,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:08:20,426 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:08:20,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:08:20,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:08:20,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:08:20,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:08:20,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:08:20,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:08:20,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:08:20,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:08:20,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:08:20,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:08:20,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:08:20,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:08:20,429 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 09:08:20,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:08:20,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:08:20,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:08:20,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:08:20,478 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:08:20,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext2-properties/list_and_tree_cnstr-2.i [2019-10-04 09:08:20,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d174f9d31/4afc26598f8e4d5a879b1a1675bb12c1/FLAG1d08339b3 [2019-10-04 09:08:21,025 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:08:21,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext2-properties/list_and_tree_cnstr-2.i [2019-10-04 09:08:21,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d174f9d31/4afc26598f8e4d5a879b1a1675bb12c1/FLAG1d08339b3 [2019-10-04 09:08:21,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d174f9d31/4afc26598f8e4d5a879b1a1675bb12c1 [2019-10-04 09:08:21,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:08:21,380 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:08:21,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:08:21,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:08:21,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:08:21,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:08:21" (1/1) ... [2019-10-04 09:08:21,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6748c9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:21, skipping insertion in model container [2019-10-04 09:08:21,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:08:21" (1/1) ... [2019-10-04 09:08:21,397 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:08:21,461 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:08:21,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:08:21,960 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:08:22,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:08:22,071 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:08:22,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22 WrapperNode [2019-10-04 09:08:22,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:08:22,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:08:22,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:08:22,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:08:22,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (1/1) ... [2019-10-04 09:08:22,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:08:22,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:08:22,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:08:22,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:08:22,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:08:22" (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 09:08:22,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:08:22,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:08:22,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-04 09:08:22,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-04 09:08:22,211 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-04 09:08:22,211 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:08:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:08:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 09:08:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-04 09:08:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-04 09:08:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-04 09:08:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-04 09:08:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-04 09:08:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-04 09:08:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-04 09:08:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-04 09:08:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-04 09:08:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-04 09:08:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-04 09:08:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-04 09:08:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-04 09:08:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-04 09:08:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-04 09:08:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-04 09:08:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-04 09:08:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-04 09:08:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-04 09:08:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-04 09:08:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-04 09:08:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-04 09:08:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-04 09:08:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-04 09:08:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-04 09:08:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-04 09:08:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-04 09:08:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-04 09:08:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-04 09:08:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-04 09:08:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-04 09:08:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-04 09:08:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-04 09:08:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-04 09:08:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-04 09:08:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-04 09:08:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-04 09:08:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-04 09:08:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-04 09:08:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-04 09:08:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 09:08:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 09:08:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-04 09:08:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 09:08:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-04 09:08:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-04 09:08:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-04 09:08:22,222 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-04 09:08:22,222 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-04 09:08:22,222 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-04 09:08:22,222 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-04 09:08:22,222 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-04 09:08:22,222 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-04 09:08:22,223 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-04 09:08:22,223 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-04 09:08:22,223 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-04 09:08:22,223 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-04 09:08:22,223 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-04 09:08:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-04 09:08:22,225 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-04 09:08:22,225 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-04 09:08:22,225 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-04 09:08:22,225 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-04 09:08:22,225 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-04 09:08:22,225 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-04 09:08:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-04 09:08:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-04 09:08:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-04 09:08:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-04 09:08:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-04 09:08:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-04 09:08:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-04 09:08:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 09:08:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 09:08:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 09:08:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 09:08:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 09:08:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:08:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:08:22,589 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-04 09:08:23,816 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:08:23,817 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-04 09:08:23,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:08:23 BoogieIcfgContainer [2019-10-04 09:08:23,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:08:23,819 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:08:23,819 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:08:23,820 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:08:23,821 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:08:23" (1/1) ... [2019-10-04 09:08:23,822 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 09:08:23,848 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:08:23,848 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:08:23,856 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:08:23,865 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:08:23,867 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:08:24,040 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-04 09:08:26,731 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2019-10-04 09:08:45,847 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:45,875 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:45,905 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,073 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,235 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,261 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,395 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,419 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,592 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,612 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,724 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,755 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:46,895 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,031 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,148 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,181 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,208 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,378 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,490 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,517 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:47,543 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:49,719 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-04 09:08:49,750 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:49,919 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:50,084 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:50,270 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:50,495 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:52,638 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:52,762 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:52,953 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:08:53,117 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:08:53,117 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:08:53,121 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 772#(and (not (= 2 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))) (not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset)))) [2019-10-04 09:08:53,142 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:08:53,143 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:08:53,144 INFO L168 Benchmark]: Toolchain (without parser) took 31764.35 ms. Allocated memory was 133.2 MB in the beginning and 418.4 MB in the end (delta: 285.2 MB). Free memory was 86.4 MB in the beginning and 72.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 298.7 MB. Max. memory is 7.1 GB. [2019-10-04 09:08:53,145 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 09:08:53,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.20 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 163.4 MB in the end (delta: -77.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-10-04 09:08:53,146 INFO L168 Benchmark]: Boogie Preprocessor took 78.66 ms. Allocated memory is still 200.3 MB. Free memory was 163.4 MB in the beginning and 160.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-10-04 09:08:53,149 INFO L168 Benchmark]: RCFGBuilder took 1667.40 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 160.4 MB in the beginning and 183.9 MB in the end (delta: -23.5 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-10-04 09:08:53,150 INFO L168 Benchmark]: Sifa took 29323.58 ms. Allocated memory was 225.4 MB in the beginning and 418.4 MB in the end (delta: 192.9 MB). Free memory was 182.5 MB in the beginning and 72.9 MB in the end (delta: 109.6 MB). Peak memory consumption was 302.6 MB. Max. memory is 7.1 GB. [2019-10-04 09:08:53,160 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 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.20 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 163.4 MB in the end (delta: -77.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.66 ms. Allocated memory is still 200.3 MB. Free memory was 163.4 MB in the beginning and 160.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1667.40 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 160.4 MB in the beginning and 183.9 MB in the end (delta: -23.5 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * Sifa took 29323.58 ms. Allocated memory was 225.4 MB in the beginning and 418.4 MB in the end (delta: 192.9 MB). Free memory was 182.5 MB in the beginning and 72.9 MB in the end (delta: 109.6 MB). Peak memory consumption was 302.6 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]: 29273, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 322, DAG_INTERPRETER_EARLY_EXITS: 16, TOOLS_POST_APPLICATIONS: 276, TOOLS_POST_TIME[ms]: 28323, TOOLS_POST_CALL_APPLICATIONS: 10, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 9, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 227, TOOLS_QUANTIFIERELIM_TIME[ms]: 28273, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 21361, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 359, FLUID_YES_ANSWERS: 7, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 479, DOMAIN_ALPHA_APPLICATIONS: 7, DOMAIN_ALPHA_TIME[ms]: 11, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 37, DOMAIN_ISSUBSETEQ_APPLICATIONS: 37, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 56, DOMAIN_ISBOTTOM_TIME[ms]: 133, LOOP_SUMMARIZER_APPLICATIONS: 30, LOOP_SUMMARIZER_CACHE_MISSES: 30, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 25249, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25248, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 37, CALL_SUMMARIZER_APPLICATIONS: 9, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 126, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 125, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 102, DAG_COMPRESSION_PROCESSED_NODES: 2137, DAG_COMPRESSION_RETAINED_NODES: 694 - UnprovableResult [Line: 609]: 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 772#(and (not (= 2 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))) (not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...