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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/sll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 09:52:22,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 09:52:22,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 09:52:22,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 09:52:22,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 09:52:22,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 09:52:22,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 09:52:22,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 09:52:22,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 09:52:22,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 09:52:22,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 09:52:22,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 09:52:22,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 09:52:22,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 09:52:22,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 09:52:22,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 09:52:22,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 09:52:22,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 09:52:22,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 09:52:22,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 09:52:22,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 09:52:22,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 09:52:22,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 09:52:22,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 09:52:22,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 09:52:22,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 09:52:22,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 09:52:22,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 09:52:22,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 09:52:22,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 09:52:22,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 09:52:22,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 09:52:22,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 09:52:22,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 09:52:22,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 09:52:22,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 09:52:22,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 09:52:22,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 09:52:22,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 09:52:22,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 09:52:22,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 09:52:22,247 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 [2019-09-17 09:52:22,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 09:52:22,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 09:52:22,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 09:52:22,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 09:52:22,264 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 09:52:22,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 09:52:22,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 09:52:22,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 09:52:22,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 09:52:22,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 09:52:22,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 09:52:22,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 09:52:22,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 09:52:22,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 09:52:22,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 09:52:22,266 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 09:52:22,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 09:52:22,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 09:52:22,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 09:52:22,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 09:52:22,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 09:52:22,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 09:52:22,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 09:52:22,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 09:52:22,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 09:52:22,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 09:52:22,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 09:52:22,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 09:52:22,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 09:52:22,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 09:52:22,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 09:52:22,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 09:52:22,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 09:52:22,317 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 09:52:22,318 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-queue-2.i [2019-09-17 09:52:22,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d132b05d/2b8fa0d116dc4ed1a308a46e0a38fdbd/FLAG3ad6e7306 [2019-09-17 09:52:22,928 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 09:52:22,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-queue-2.i [2019-09-17 09:52:22,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d132b05d/2b8fa0d116dc4ed1a308a46e0a38fdbd/FLAG3ad6e7306 [2019-09-17 09:52:23,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d132b05d/2b8fa0d116dc4ed1a308a46e0a38fdbd [2019-09-17 09:52:23,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 09:52:23,237 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 09:52:23,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 09:52:23,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 09:52:23,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 09:52:23,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a10a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23, skipping insertion in model container [2019-09-17 09:52:23,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,255 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 09:52:23,313 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 09:52:23,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:52:23,755 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 09:52:23,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:52:23,859 INFO L192 MainTranslator]: Completed translation [2019-09-17 09:52:23,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23 WrapperNode [2019-09-17 09:52:23,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 09:52:23,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 09:52:23,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 09:52:23,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 09:52:23,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (1/1) ... [2019-09-17 09:52:23,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 09:52:23,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 09:52:23,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 09:52:23,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 09:52:23,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:52:23" (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 [2019-09-17 09:52:23,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 09:52:23,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 09:52:23,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 09:52:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-17 09:52:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-17 09:52:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-17 09:52:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-17 09:52:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-17 09:52:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-17 09:52:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-17 09:52:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-17 09:52:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-17 09:52:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-17 09:52:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-17 09:52:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-17 09:52:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-17 09:52:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-17 09:52:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-17 09:52:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-17 09:52:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-17 09:52:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-17 09:52:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-17 09:52:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-17 09:52:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-17 09:52:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-17 09:52:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-17 09:52:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-17 09:52:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-17 09:52:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-17 09:52:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-17 09:52:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-17 09:52:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-17 09:52:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-17 09:52:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-17 09:52:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-17 09:52:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 09:52:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-17 09:52:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-17 09:52:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 09:52:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-17 09:52:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-17 09:52:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-17 09:52:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-17 09:52:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-17 09:52:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-17 09:52:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-17 09:52:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-17 09:52:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-17 09:52:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-17 09:52:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-17 09:52:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-17 09:52:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-17 09:52:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-17 09:52:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-17 09:52:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-17 09:52:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-17 09:52:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-17 09:52:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-17 09:52:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-17 09:52:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-17 09:52:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-17 09:52:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-17 09:52:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-17 09:52:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-17 09:52:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 09:52:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 09:52:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 09:52:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 09:52:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 09:52:24,803 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 09:52:24,803 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-17 09:52:24,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:52:24 BoogieIcfgContainer [2019-09-17 09:52:24,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 09:52:24,805 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 09:52:24,806 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 09:52:24,806 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 09:52:24,807 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:52:24" (1/1) ... [2019-09-17 09:52:24,808 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-17 09:52:24,832 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-17 09:52:24,832 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 09:52:24,841 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 09:52:24,850 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 09:52:24,852 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 09:52:24,995 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-17 09:52:26,484 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 09:52:26,842 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 09:52:27,123 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 09:52:27,447 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 09:52:38,719 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 193 [2019-09-17 09:52:50,802 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification that was a NOOP. DAG size: 190 [2019-09-17 09:53:13,974 WARN L191 SmtUtils]: Spent 23.02 s on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2019-09-17 09:53:24,062 WARN L191 SmtUtils]: Spent 10.02 s on a formula simplification that was a NOOP. DAG size: 185 [2019-09-17 09:53:31,889 WARN L191 SmtUtils]: Spent 7.80 s on a formula simplification that was a NOOP. DAG size: 178 [2019-09-17 09:53:42,373 WARN L191 SmtUtils]: Spent 10.40 s on a formula simplification. DAG size of input: 179 DAG size of output: 175 [2019-09-17 09:53:48,313 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:53:58,759 WARN L191 SmtUtils]: Spent 10.36 s on a formula simplification. DAG size of input: 172 DAG size of output: 168 [2019-09-17 09:54:07,378 WARN L191 SmtUtils]: Spent 8.53 s on a formula simplification. DAG size of input: 172 DAG size of output: 166 [2019-09-17 09:54:13,998 WARN L191 SmtUtils]: Spent 6.55 s on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-09-17 09:54:17,507 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-09-17 09:54:19,677 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-09-17 09:54:20,499 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 09:54:21,720 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 148 DAG size of output: 143 [2019-09-17 09:54:22,177 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 09:54:22,589 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 09:54:22,968 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 09:54:23,301 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 09:54:23,652 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 09:54:23,951 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 09:54:24,222 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 09:54:34,331 WARN L191 SmtUtils]: Spent 9.79 s on a formula simplification that was a NOOP. DAG size: 193 [2019-09-17 09:54:45,479 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification that was a NOOP. DAG size: 190 [2019-09-17 09:54:53,784 WARN L191 SmtUtils]: Spent 8.26 s on a formula simplification that was a NOOP. DAG size: 183 [2019-09-17 09:55:12,487 WARN L191 SmtUtils]: Spent 18.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 185 [2019-09-17 09:55:32,192 WARN L191 SmtUtils]: Spent 19.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 185 [2019-09-17 09:55:47,896 WARN L191 SmtUtils]: Spent 15.58 s on a formula simplification. DAG size of input: 190 DAG size of output: 182 [2019-09-17 09:55:55,126 WARN L191 SmtUtils]: Spent 7.22 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-17 09:56:07,685 WARN L191 SmtUtils]: Spent 12.46 s on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-09-17 09:56:13,010 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-17 09:56:21,381 WARN L191 SmtUtils]: Spent 8.28 s on a formula simplification. DAG size of input: 170 DAG size of output: 166 [2019-09-17 09:56:24,699 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-17 09:56:28,061 WARN L191 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2019-09-17 09:56:29,935 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 153 DAG size of output: 149 [2019-09-17 09:56:31,106 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2019-09-17 09:56:31,556 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 09:56:31,950 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 09:56:32,309 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 09:56:32,634 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 09:56:32,925 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 09:56:33,196 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-17 09:56:33,460 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-17 09:56:38,116 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 09:56:38,117 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 09:56:38,120 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 7315#(and (<= 3 main_~status~0) (<= main_~status~0 3)) [2019-09-17 09:56:38,120 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 3842#(and (<= 0 main_~item~0.base) (<= main_~item~0.base 0) (<= 0 main_~item~0.offset) (<= main_~item~0.offset 0)) [2019-09-17 09:56:38,120 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 7283#(and (<= 2 main_~status~0) (<= main_~status~0 2)) [2019-09-17 09:56:38,121 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 4376#(and (<= 0 main_~head~0.base) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)) [2019-09-17 09:56:38,121 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 7067#(and (<= 3 main_~status~0) (<= main_~status~0 3)) [2019-09-17 09:56:38,126 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 65#(and (<= 0 main_~head~0.base) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)) [2019-09-17 09:56:38,126 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 7337#(and (<= 0 main_~head~0.base) (<= 3 main_~status~0) (<= main_~status~0 3) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)) [2019-09-17 09:56:38,126 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 7241#(and (<= 3 main_~status~0) (<= main_~status~0 3)) [2019-09-17 09:56:38,126 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 7200#true [2019-09-17 09:56:38,127 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 6039#(and (<= 0 main_~head~0.base) (<= main_~status~0 1) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 1 main_~status~0) (<= 0 main_~head~0.offset)) [2019-09-17 09:56:38,127 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 6017#(and (<= main_~status~0 1) (<= 1 main_~status~0)) [2019-09-17 09:56:38,127 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 6029#(and (<= 0 main_~head~0.base) (<= 2 main_~status~0) (<= main_~status~0 2) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)) [2019-09-17 09:56:38,128 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 6941#(and (<= 3 main_~status~0) (<= main_~status~0 3)) [2019-09-17 09:56:38,128 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 7149#(and (<= 2 main_~status~0) (<= main_~status~0 2)) [2019-09-17 09:56:38,156 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 09:56:38,156 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 09:56:38,162 INFO L168 Benchmark]: Toolchain (without parser) took 254922.31 ms. Allocated memory was 139.5 MB in the beginning and 573.0 MB in the end (delta: 433.6 MB). Free memory was 84.7 MB in the beginning and 154.8 MB in the end (delta: -70.2 MB). Peak memory consumption was 363.4 MB. Max. memory is 7.1 GB. [2019-09-17 09:56:38,162 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 09:56:38,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.04 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 84.5 MB in the beginning and 165.4 MB in the end (delta: -80.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-17 09:56:38,165 INFO L168 Benchmark]: Boogie Preprocessor took 73.19 ms. Allocated memory is still 200.3 MB. Free memory was 165.4 MB in the beginning and 161.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-17 09:56:38,166 INFO L168 Benchmark]: RCFGBuilder took 871.58 ms. Allocated memory is still 200.3 MB. Free memory was 161.7 MB in the beginning and 99.1 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 7.1 GB. [2019-09-17 09:56:38,167 INFO L168 Benchmark]: Sifa took 253350.90 ms. Allocated memory was 200.3 MB in the beginning and 573.0 MB in the end (delta: 372.8 MB). Free memory was 99.1 MB in the beginning and 154.8 MB in the end (delta: -55.8 MB). Peak memory consumption was 317.0 MB. Max. memory is 7.1 GB. [2019-09-17 09:56:38,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 620.04 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 84.5 MB in the beginning and 165.4 MB in the end (delta: -80.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.19 ms. Allocated memory is still 200.3 MB. Free memory was 165.4 MB in the beginning and 161.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 871.58 ms. Allocated memory is still 200.3 MB. Free memory was 161.7 MB in the beginning and 99.1 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 7.1 GB. * Sifa took 253350.90 ms. Allocated memory was 200.3 MB in the beginning and 573.0 MB in the end (delta: 372.8 MB). Free memory was 99.1 MB in the beginning and 154.8 MB in the end (delta: -55.8 MB). Peak memory consumption was 317.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 253297, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 7169, DAG_INTERPRETER_EARLY_EXITS: 936, TOOLS_POST_APPLICATIONS: 5698, TOOLS_POST_TIME[ms]: 248008, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 5366, TOOLS_QUANTIFIERELIM_TIME[ms]: 247741, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 129217, FLUID_QUERY_TIME[ms]: 52, FLUID_QUERIES: 8054, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 1632, DOMAIN_JOIN_TIME[ms]: 2879, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 885, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 2090, DOMAIN_ISBOTTOM_TIME[ms]: 1040, LOOP_SUMMARIZER_APPLICATIONS: 883, LOOP_SUMMARIZER_CACHE_MISSES: 883, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 248158, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 248146, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 885, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 92, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 91, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 25, DAG_COMPRESSION_TIME[ms]: 774, DAG_COMPRESSION_PROCESSED_NODES: 53834, DAG_COMPRESSION_RETAINED_NODES: 18761 - UnprovableResult [Line: 1032]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7315#(and (<= 3 main_~status~0) (<= main_~status~0 3)). Possible FailurePath: - UnprovableResult [Line: 1014]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 3842#(and (<= 0 main_~item~0.base) (<= main_~item~0.base 0) (<= 0 main_~item~0.offset) (<= main_~item~0.offset 0)). Possible FailurePath: - UnprovableResult [Line: 1026]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7283#(and (<= 2 main_~status~0) (<= main_~status~0 2)). Possible FailurePath: - UnprovableResult [Line: 1017]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4376#(and (<= 0 main_~head~0.base) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)). Possible FailurePath: - UnprovableResult [Line: 1034]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7067#(and (<= 3 main_~status~0) (<= main_~status~0 3)). Possible FailurePath: - UnprovableResult [Line: 1013]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 65#(and (<= 0 main_~head~0.base) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)). Possible FailurePath: - UnprovableResult [Line: 1031]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7337#(and (<= 0 main_~head~0.base) (<= 3 main_~status~0) (<= main_~status~0 3) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)). Possible FailurePath: - UnprovableResult [Line: 1033]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7241#(and (<= 3 main_~status~0) (<= main_~status~0 3)). Possible FailurePath: - UnprovableResult [Line: 1042]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7200#true. Possible FailurePath: - UnprovableResult [Line: 1020]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6039#(and (<= 0 main_~head~0.base) (<= main_~status~0 1) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 1 main_~status~0) (<= 0 main_~head~0.offset)). Possible FailurePath: - UnprovableResult [Line: 1021]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6017#(and (<= main_~status~0 1) (<= 1 main_~status~0)). Possible FailurePath: - UnprovableResult [Line: 1025]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6029#(and (<= 0 main_~head~0.base) (<= 2 main_~status~0) (<= main_~status~0 2) (<= main_~head~0.offset 0) (<= main_~head~0.base 0) (<= 0 main_~head~0.offset)). Possible FailurePath: - UnprovableResult [Line: 1035]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6941#(and (<= 3 main_~status~0) (<= main_~status~0 3)). Possible FailurePath: - UnprovableResult [Line: 1027]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7149#(and (<= 2 main_~status~0) (<= main_~status~0 2)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...