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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/sll-01-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:09:00,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:09:00,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:09:00,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:09:00,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:09:00,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:09:00,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:09:00,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:09:00,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:09:00,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:09:00,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:09:00,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:09:00,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:09:00,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:09:00,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:09:00,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:09:00,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:09:00,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:09:00,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:09:00,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:09:00,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:09:00,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:09:00,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:09:00,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:09:00,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:09:00,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:09:00,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:09:00,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:09:00,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:09:00,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:09:00,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:09:00,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:09:00,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:09:00,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:09:00,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:09:00,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:09:00,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:09:00,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:09:00,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:09:00,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:09:00,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:09:00,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 22:09:00,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:09:00,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:09:00,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:09:00,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:09:00,459 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:09:00,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:09:00,460 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:09:00,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:09:00,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:09:00,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:09:00,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:09:00,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:09:00,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:09:00,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:09:00,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:09:00,462 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:09:00,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:09:00,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:09:00,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:09:00,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:09:00,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:09:00,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:09:00,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:09:00,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:09:00,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:09:00,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:09:00,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:09:00,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:09:00,464 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:09:00,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:09:00,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:09:00,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:09:00,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:09:00,512 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:09:00,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-01-1.i [2019-09-19 22:09:00,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/660c9f56a/774ab3e6de1d4768a1569f0d2b1f9654/FLAGde0c14b9b [2019-09-19 22:09:01,057 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:09:01,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-01-1.i [2019-09-19 22:09:01,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/660c9f56a/774ab3e6de1d4768a1569f0d2b1f9654/FLAGde0c14b9b [2019-09-19 22:09:01,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/660c9f56a/774ab3e6de1d4768a1569f0d2b1f9654 [2019-09-19 22:09:01,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:09:01,408 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:09:01,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:09:01,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:09:01,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:09:01,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:09:01" (1/1) ... [2019-09-19 22:09:01,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffbd37b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:01, skipping insertion in model container [2019-09-19 22:09:01,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:09:01" (1/1) ... [2019-09-19 22:09:01,424 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:09:01,485 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:09:01,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:09:01,945 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:09:01,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:09:02,047 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:09:02,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02 WrapperNode [2019-09-19 22:09:02,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:09:02,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:09:02,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:09:02,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:09:02,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:09:02,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:09:02,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:09:02,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:09:02,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:09:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:09:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:09:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:09:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:09:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 22:09:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 22:09:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 22:09:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 22:09:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 22:09:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 22:09:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 22:09:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 22:09:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 22:09:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 22:09:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 22:09:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 22:09:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 22:09:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 22:09:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 22:09:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 22:09:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 22:09:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 22:09:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 22:09:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 22:09:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 22:09:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 22:09:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 22:09:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 22:09:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 22:09:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 22:09:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 22:09:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 22:09:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 22:09:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 22:09:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 22:09:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 22:09:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 22:09:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 22:09:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 22:09:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 22:09:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 22:09:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 22:09:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 22:09:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 22:09:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 22:09:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 22:09:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 22:09:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 22:09:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:09:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 22:09:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 22:09:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:09:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 22:09:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 22:09:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 22:09:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 22:09:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 22:09:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 22:09:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 22:09:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 22:09:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 22:09:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 22:09:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 22:09:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 22:09:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 22:09:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 22:09:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 22:09:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 22:09:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 22:09:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 22:09:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 22:09:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 22:09:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 22:09:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 22:09:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 22:09:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 22:09:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 22:09:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 22:09:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 22:09:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 22:09:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 22:09:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 22:09:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 22:09:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 22:09:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 22:09:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 22:09:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 22:09:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 22:09:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 22:09:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:09:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:09:02,987 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:09:02,988 INFO L283 CfgBuilder]: Removed 30 assume(true) statements. [2019-09-19 22:09:02,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:09:02 BoogieIcfgContainer [2019-09-19 22:09:02,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:09:02,990 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:09:02,990 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:09:02,991 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:09:02,992 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:09:02" (1/1) ... [2019-09-19 22:09:02,993 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:09:03,022 INFO L162 IcfgInterpreter]: Started Sifa with 13 locations of interest [2019-09-19 22:09:03,023 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:09:03,033 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:09:03,042 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:09:03,044 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:09:03,172 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-19 22:09:03,520 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-19 22:09:04,280 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2019-09-19 22:09:04,559 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:05,123 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2019-09-19 22:09:05,419 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:05,636 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:05,883 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:07,568 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:08,402 WARN L191 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:10,145 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:11,068 WARN L191 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:12,867 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:13,805 WARN L191 SmtUtils]: Spent 937.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:15,655 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:16,483 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:17,345 WARN L191 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:18,165 WARN L191 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:18,669 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2019-09-19 22:09:18,929 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:19,394 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2019-09-19 22:09:19,638 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:19,857 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:20,101 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:09:21,752 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:22,377 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:24,083 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:24,825 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:26,389 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:27,220 WARN L191 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:28,800 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:29,573 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:30,410 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:31,173 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:33,017 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 128 DAG size of output: 123 [2019-09-19 22:09:33,820 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 22:09:59,518 WARN L191 SmtUtils]: Spent 25.23 s on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2019-09-19 22:10:11,208 WARN L191 SmtUtils]: Spent 11.69 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:10:34,954 WARN L191 SmtUtils]: Spent 23.48 s on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2019-09-19 22:10:47,055 WARN L191 SmtUtils]: Spent 12.10 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:10:59,129 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:11:09,267 WARN L191 SmtUtils]: Spent 10.14 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:11:11,472 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:11:13,055 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:11:16,564 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:11:16,881 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:11:19,297 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:11:19,570 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:11:23,028 WARN L191 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:11:23,363 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:11:24,137 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:11:24,667 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:11:39,382 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2019-09-19 22:11:46,970 WARN L191 SmtUtils]: Spent 7.59 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:12:05,127 WARN L191 SmtUtils]: Spent 18.06 s on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2019-09-19 22:12:13,133 WARN L191 SmtUtils]: Spent 8.01 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:12:21,605 WARN L191 SmtUtils]: Spent 8.47 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:12:29,903 WARN L191 SmtUtils]: Spent 8.30 s on a formula simplification that was a NOOP. DAG size: 198 [2019-09-19 22:12:33,360 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:12:34,041 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:36,889 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:12:37,193 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:39,520 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:12:40,518 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:42,342 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:12:42,710 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:43,295 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:44,420 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:45,667 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:12:46,024 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:12:47,565 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 291 DAG size of output: 285 [2019-09-19 22:12:47,985 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-19 22:14:44,776 WARN L191 SmtUtils]: Spent 1.92 m on a formula simplification that was a NOOP. DAG size: 326 [2019-09-19 22:16:44,245 WARN L191 SmtUtils]: Spent 1.99 m on a formula simplification that was a NOOP. DAG size: 326 [2019-09-19 22:16:52,570 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:16:54,640 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:17:00,989 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:17:03,150 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:17:05,245 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:17:07,314 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:17:15,704 WARN L191 SmtUtils]: Spent 6.23 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:17:17,769 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:17:26,034 WARN L191 SmtUtils]: Spent 6.23 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:17:28,113 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:17:36,525 WARN L191 SmtUtils]: Spent 6.23 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:17:38,589 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:17:46,876 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:17:48,949 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:17:51,021 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:17:53,111 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:17:57,500 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:17:59,607 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:18:05,862 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:18:07,941 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:18:10,011 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:18:12,078 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-09-19 22:18:20,468 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:18:22,538 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:18:30,855 WARN L191 SmtUtils]: Spent 6.28 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:18:32,923 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:18:41,574 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:18:43,653 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:18:51,952 WARN L191 SmtUtils]: Spent 6.26 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:18:54,028 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:18:56,099 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:18:58,188 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:19:04,445 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:19:06,518 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:19:12,770 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 1623 DAG size of output: 1617 [2019-09-19 22:19:14,847 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1617 [2019-09-19 22:19:17,050 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 22:19:17,208 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 22:19:17,493 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-19 22:19:17,682 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2019-09-19 22:19:17,705 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) 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.doElimOneRec(ElimStorePlain.java:256) 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.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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-19 22:19:17,710 INFO L168 Benchmark]: Toolchain (without parser) took 616302.37 ms. Allocated memory was 134.7 MB in the beginning and 271.6 MB in the end (delta: 136.8 MB). Free memory was 88.3 MB in the beginning and 90.9 MB in the end (delta: -2.7 MB). Peak memory consumption was 134.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:19:17,711 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:19:17,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.07 ms. Allocated memory was 134.7 MB in the beginning and 201.9 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 166.3 MB in the end (delta: -78.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:19:17,713 INFO L168 Benchmark]: Boogie Preprocessor took 90.36 ms. Allocated memory is still 201.9 MB. Free memory was 166.3 MB in the beginning and 162.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-19 22:19:17,713 INFO L168 Benchmark]: RCFGBuilder took 850.38 ms. Allocated memory is still 201.9 MB. Free memory was 162.6 MB in the beginning and 97.1 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 7.1 GB. [2019-09-19 22:19:17,714 INFO L168 Benchmark]: Sifa took 614718.80 ms. Allocated memory was 201.9 MB in the beginning and 271.6 MB in the end (delta: 69.7 MB). Free memory was 97.1 MB in the beginning and 90.9 MB in the end (delta: 6.1 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:19:17,718 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.07 ms. Allocated memory was 134.7 MB in the beginning and 201.9 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 166.3 MB in the end (delta: -78.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.36 ms. Allocated memory is still 201.9 MB. Free memory was 166.3 MB in the beginning and 162.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 850.38 ms. Allocated memory is still 201.9 MB. Free memory was 162.6 MB in the beginning and 97.1 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 7.1 GB. * Sifa took 614718.80 ms. Allocated memory was 201.9 MB in the beginning and 271.6 MB in the end (delta: 69.7 MB). Free memory was 97.1 MB in the beginning and 90.9 MB in the end (delta: 6.1 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...