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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/heap-data/packet_filter.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:29:11,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:29:11,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:29:11,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:29:11,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:29:11,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:29:11,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:29:11,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:29:11,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:29:11,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:29:11,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:29:11,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:29:11,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:29:11,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:29:11,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:29:11,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:29:11,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:29:11,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:29:11,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:29:11,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:29:11,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:29:11,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:29:11,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:29:11,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:29:11,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:29:11,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:29:11,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:29:11,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:29:11,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:29:11,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:29:11,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:29:11,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:29:11,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:29:11,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:29:11,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:29:11,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:29:11,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:29:11,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:29:11,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:29:11,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:29:11,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:29:11,342 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 19:29:11,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:29:11,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:29:11,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:29:11,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:29:11,358 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:29:11,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:29:11,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:29:11,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:29:11,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:29:11,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:29:11,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:29:11,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:29:11,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:29:11,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:29:11,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:29:11,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:29:11,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:29:11,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:29:11,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:29:11,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:29:11,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:29:11,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:29:11,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:29:11,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:29:11,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:29:11,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:29:11,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:29:11,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:29:11,363 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 -> SingleStatement 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 19:29:11,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:29:11,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:29:11,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:29:11,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:29:11,411 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:29:11,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/packet_filter.i [2019-09-20 19:29:11,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78dd9bb22/d9e053c7ff5c4562b61ac3c968b10bc4/FLAGbb126d24b [2019-09-20 19:29:11,986 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:29:11,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/packet_filter.i [2019-09-20 19:29:12,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78dd9bb22/d9e053c7ff5c4562b61ac3c968b10bc4/FLAGbb126d24b [2019-09-20 19:29:12,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78dd9bb22/d9e053c7ff5c4562b61ac3c968b10bc4 [2019-09-20 19:29:12,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:29:12,288 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:29:12,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:29:12,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:29:12,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:29:12,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:29:12" (1/1) ... [2019-09-20 19:29:12,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245cb49c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:12, skipping insertion in model container [2019-09-20 19:29:12,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:29:12" (1/1) ... [2019-09-20 19:29:12,304 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:29:12,352 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:29:12,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:29:12,882 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:29:12,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:29:13,013 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:29:13,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13 WrapperNode [2019-09-20 19:29:13,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:29:13,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:29:13,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:29:13,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:29:13,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:29:13,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:29:13,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:29:13,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:29:13,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:13" (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 19:29:13,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:29:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:29:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:29:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:29:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure receive [2019-09-20 19:29:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure send [2019-09-20 19:29:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_queue [2019-09-20 19:29:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prio_queue [2019-09-20 19:29:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure process_normal_queue [2019-09-20 19:29:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:29:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 19:29:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:29:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_charp [2019-09-20 19:29:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:29:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:29:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:29:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:29:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:29:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:29:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:29:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:29:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:29:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:29:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:29:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:29:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:29:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:29:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:29:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:29:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:29:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:29:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:29:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:29:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:29:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:29:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:29:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:29:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:29:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:29:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:29:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:29:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:29:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:29:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:29:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:29:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:29:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:29:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:29:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:29:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:29:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:29:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:29:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:29:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:29:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:29:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:29:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:29:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:29:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:29:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:29:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:29:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:29:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:29:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:29:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:29:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:29:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:29:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:29:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:29:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:29:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:29:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:29:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:29:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:29:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:29:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:29:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:29:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure receive [2019-09-20 19:29:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:29:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:29:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:29:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:29:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:29:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:29:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure send [2019-09-20 19:29:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_queue [2019-09-20 19:29:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:29:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure process_prio_queue [2019-09-20 19:29:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure process_normal_queue [2019-09-20 19:29:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:29:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:29:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:29:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:29:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:29:13,953 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:29:13,954 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 19:29:13,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:29:13 BoogieIcfgContainer [2019-09-20 19:29:13,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:29:13,956 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:29:13,956 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:29:13,958 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:29:13,959 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:29:13" (1/1) ... [2019-09-20 19:29:13,960 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 19:29:13,988 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 19:29:13,988 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:29:13,998 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:29:14,008 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:29:14,009 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:29:14,152 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:29:14,414 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:29:14,619 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2019-09-20 19:29:15,901 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2019-09-20 19:29:16,045 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:29:16,176 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 19:29:17,703 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 94 [2019-09-20 19:29:17,963 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2019-09-20 19:29:18,362 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:29:18,531 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 19:29:18,886 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2019-09-20 19:29:19,385 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2019-09-20 19:29:19,389 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-20 19:29:19,462 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5040 conjuctions. This might take some time... [2019-09-20 19:29:20,265 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:20,523 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2019-09-20 19:29:20,640 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:29:20,763 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:29:20,916 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:29:21,335 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2019-09-20 19:29:21,464 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 19:29:21,578 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 19:29:21,634 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:21,904 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 101 [2019-09-20 19:29:22,038 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:29:22,162 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 19:29:22,440 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2019-09-20 19:29:22,760 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-20 19:29:22,895 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:29:23,039 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 19:29:23,106 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:23,372 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2019-09-20 19:29:23,598 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:29:23,896 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-09-20 19:29:24,076 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-09-20 19:29:24,395 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2019-09-20 19:29:24,688 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 19:29:24,846 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 19:29:25,002 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 19:29:25,617 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 19:29:26,190 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 19:29:26,397 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 174 [2019-09-20 19:29:27,245 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 128 [2019-09-20 19:29:27,559 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 19:29:27,891 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:29:27,966 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:27,978 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:28,632 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 127 [2019-09-20 19:29:28,958 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 19:29:29,278 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 19:29:29,600 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:29:30,091 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-20 19:29:30,914 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-20 19:29:31,245 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 19:29:31,601 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:29:31,628 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:31,651 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:32,342 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 128 [2019-09-20 19:29:32,677 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 19:29:33,017 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 19:29:33,321 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:29:34,040 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2019-09-20 19:29:35,234 WARN L191 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2019-09-20 19:29:35,716 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 19:29:36,084 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:29:36,145 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:36,172 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:36,830 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2019-09-20 19:29:37,292 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 19:29:37,759 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 19:29:38,130 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 19:29:38,382 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 19:29:38,876 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-20 19:29:39,144 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 19:29:39,775 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2019-09-20 19:29:40,322 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 19:29:40,744 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 19:29:41,116 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:29:41,448 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:29:41,760 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:29:42,050 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:29:43,735 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2019-09-20 19:29:44,529 WARN L191 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 19:29:45,317 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 19:29:46,089 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 19:29:47,335 WARN L191 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 128 [2019-09-20 19:29:47,845 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 19:29:48,304 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:29:48,392 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:48,410 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:49,183 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-20 19:29:49,632 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 19:29:49,938 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 110