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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --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 14:10:54,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:10:54,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:10:54,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:10:54,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:10:54,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:10:54,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:10:54,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:10:54,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:10:54,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:10:54,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:10:54,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:10:54,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:10:54,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:10:54,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:10:54,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:10:54,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:10:54,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:10:54,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:10:54,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:10:54,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:10:54,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:10:54,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:10:54,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:10:54,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:10:54,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:10:54,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:10:54,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:10:54,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:10:54,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:10:54,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:10:54,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:10:54,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:10:54,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:10:54,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:10:54,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:10:54,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:10:54,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:10:54,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:10:54,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:10:54,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:10:54,283 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 14:10:54,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:10:54,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:10:54,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:10:54,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:10:54,304 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:10:54,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:10:54,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:10:54,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:10:54,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:10:54,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:10:54,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:10:54,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:10:54,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:10:54,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:10:54,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:10:54,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:10:54,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:10:54,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:10:54,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:10:54,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:10:54,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:10:54,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:10:54,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:10:54,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:10:54,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:10:54,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:10:54,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:10:54,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:10:54,311 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 14:10:54,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:10:54,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:10:54,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:10:54,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:10:54,366 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:10:54,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-20 14:10:54,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d4cd927/6f5738a35724457397349bbafc90aefd/FLAG7c62a0643 [2019-09-20 14:10:54,981 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:10:54,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-20 14:10:54,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d4cd927/6f5738a35724457397349bbafc90aefd/FLAG7c62a0643 [2019-09-20 14:10:55,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d4cd927/6f5738a35724457397349bbafc90aefd [2019-09-20 14:10:55,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:10:55,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:10:55,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:10:55,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:10:55,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:10:55,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:55,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d81532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55, skipping insertion in model container [2019-09-20 14:10:55,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:55,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:10:55,364 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:10:55,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:10:55,825 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:10:55,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:10:55,949 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:10:55,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55 WrapperNode [2019-09-20 14:10:55,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:10:55,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:10:55,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:10:55,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:10:55,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:55,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:55,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:55,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:56,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:56,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:56,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (1/1) ... [2019-09-20 14:10:56,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:10:56,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:10:56,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:10:56,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:10:56,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:55" (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 14:10:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:10:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:10:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 14:10:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 14:10:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_list [2019-09-20 14:10:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure create_list [2019-09-20 14:10:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:10:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:10:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:10:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 14:10:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 14:10:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 14:10:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 14:10:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 14:10:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 14:10:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 14:10:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 14:10:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 14:10:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 14:10:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 14:10:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 14:10:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 14:10:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 14:10:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 14:10:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 14:10:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 14:10:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 14:10:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 14:10:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 14:10:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 14:10:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 14:10:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 14:10:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 14:10:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 14:10:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 14:10:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 14:10:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 14:10:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 14:10:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 14:10:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 14:10:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 14:10:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 14:10:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 14:10:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 14:10:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 14:10:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 14:10:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 14:10:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 14:10:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 14:10:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 14:10:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 14:10:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 14:10:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 14:10:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 14:10:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 14:10:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 14:10:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 14:10:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 14:10:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 14:10:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 14:10:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 14:10:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 14:10:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 14:10:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 14:10:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 14:10:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 14:10:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 14:10:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 14:10:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 14:10:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 14:10:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 14:10:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 14:10:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_list [2019-09-20 14:10:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 14:10:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 14:10:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 14:10:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:10:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure create_list [2019-09-20 14:10:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 14:10:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 14:10:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:10:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:10:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:10:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:10:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:10:56,761 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:10:56,762 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 14:10:56,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:56 BoogieIcfgContainer [2019-09-20 14:10:56,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:10:56,764 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:10:56,764 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:10:56,764 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:10:56,766 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:56" (1/1) ... [2019-09-20 14:10:56,766 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:10:56,790 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 14:10:56,790 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:10:56,798 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:10:56,807 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:10:56,808 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:10:56,947 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 14:10:57,554 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 14:10:57,905 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 14:10:58,118 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 14:10:58,299 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 14:10:58,447 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 14:10:58,562 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:10:58,698 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 14:10:59,058 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2019-09-20 14:10:59,442 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2019-09-20 14:10:59,744 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:59,750 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:59,762 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:59,968 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:59,985 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:59,991 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:00,579 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 14:11:00,699 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 14:11:00,819 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 14:11:00,871 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:00,882 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:00,890 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:01,400 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2019-09-20 14:11:01,610 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 14:11:01,814 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 14:11:02,035 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 14:11:02,225 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 14:11:02,472 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 14:11:02,657 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 14:11:02,827 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 14:11:02,983 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 14:11:03,153 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 14:11:03,299 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 14:11:03,467 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:03,478 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:03,487 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:04,021 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2019-09-20 14:11:04,225 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 14:11:04,433 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 14:11:04,630 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 14:11:04,831 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 14:11:05,022 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 14:11:05,195 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 14:11:05,370 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:11:05,660 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 14:11:05,853 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:05,874 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:05,884 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:06,373 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 14:11:06,576 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 14:11:06,786 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 14:11:06,978 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 14:11:07,200 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 14:11:07,402 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 14:11:07,608 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:11:07,787 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 14:11:07,957 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 14:11:08,123 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 14:11:08,273 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 14:11:08,502 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:08,524 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:08,535 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:11:09,029 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-20 14:11:09,230 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 14:11:09,438 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 14:11:09,651 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 14:11:09,854 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 14:11:10,044 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 14:11:10,236 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 14:11:10,429 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 14:11:10,592 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 14:11:10,747 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 14:11:11,062 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 14:11:11,748 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 14:11:12,239 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 14:11:13,158 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2019-09-20 14:11:13,996 WARN L191 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 100 [2019-09-20 14:11:13,998 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 14:11:14,003 INFO L168 Benchmark]: Toolchain (without parser) took 18704.23 ms. Allocated memory was 130.0 MB in the beginning and 447.2 MB in the end (delta: 317.2 MB). Free memory was 83.1 MB in the beginning and 227.3 MB in the end (delta: -144.2 MB). Peak memory consumption was 329.0 MB. Max. memory is 7.1 GB. [2019-09-20 14:11:14,003 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.0 MB. Free memory is still 102.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 14:11:14,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.44 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 82.7 MB in the beginning and 160.9 MB in the end (delta: -78.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:11:14,004 INFO L168 Benchmark]: Boogie Preprocessor took 65.64 ms. Allocated memory is still 198.2 MB. Free memory was 160.9 MB in the beginning and 158.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-20 14:11:14,004 INFO L168 Benchmark]: RCFGBuilder took 747.00 ms. Allocated memory is still 198.2 MB. Free memory was 158.1 MB in the beginning and 104.4 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:11:14,005 INFO L168 Benchmark]: Sifa took 17237.72 ms. Allocated memory was 198.2 MB in the beginning and 447.2 MB in the end (delta: 249.0 MB). Free memory was 104.4 MB in the beginning and 227.3 MB in the end (delta: -122.9 MB). Peak memory consumption was 282.2 MB. Max. memory is 7.1 GB. [2019-09-20 14:11:14,007 INFO L335 ainManager$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 is still 102.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.44 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 82.7 MB in the beginning and 160.9 MB in the end (delta: -78.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.64 ms. Allocated memory is still 198.2 MB. Free memory was 160.9 MB in the beginning and 158.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 747.00 ms. Allocated memory is still 198.2 MB. Free memory was 158.1 MB in the beginning and 104.4 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. * Sifa took 17237.72 ms. Allocated memory was 198.2 MB in the beginning and 447.2 MB in the end (delta: 249.0 MB). Free memory was 104.4 MB in the beginning and 227.3 MB in the end (delta: -122.9 MB). Peak memory consumption was 282.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...