java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/test_overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:53:41,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:53:41,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:53:41,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:53:41,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:53:41,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:53:41,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:53:41,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:53:41,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:53:41,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:53:41,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:53:41,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:53:41,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:53:41,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:53:41,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:53:41,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:53:41,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:53:41,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:53:41,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:53:42,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:53:42,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:53:42,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:53:42,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:53:42,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:53:42,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:53:42,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:53:42,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:53:42,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:53:42,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:53:42,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:53:42,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:53:42,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:53:42,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:53:42,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:53:42,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:53:42,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:53:42,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:53:42,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:53:42,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:53:42,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:53:42,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:53:42,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:53:42,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:53:42,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:53:42,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:53:42,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:53:42,065 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:53:42,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:53:42,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:53:42,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:53:42,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:53:42,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:53:42,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:53:42,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:53:42,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:53:42,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:53:42,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:53:42,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:53:42,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:53:42,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:53:42,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:53:42,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:53:42,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:53:42,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:53:42,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:53:42,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:53:42,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:53:42,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:53:42,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:53:42,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:53:42,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:53:42,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:53:42,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:53:42,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:53:42,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:53:42,356 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:53:42,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-10-13 22:53:42,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896993f18/0752c3bc611d4234880198047bcdb178/FLAG5172e9711 [2019-10-13 22:53:42,980 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:53:42,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-10-13 22:53:43,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896993f18/0752c3bc611d4234880198047bcdb178/FLAG5172e9711 [2019-10-13 22:53:43,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896993f18/0752c3bc611d4234880198047bcdb178 [2019-10-13 22:53:43,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:53:43,262 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:53:43,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:53:43,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:53:43,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:53:43,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:53:43" (1/1) ... [2019-10-13 22:53:43,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f6a702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:43, skipping insertion in model container [2019-10-13 22:53:43,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:53:43" (1/1) ... [2019-10-13 22:53:43,278 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:53:43,316 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:53:43,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:53:43,804 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:53:43,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:53:44,025 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:53:44,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44 WrapperNode [2019-10-13 22:53:44,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:53:44,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:53:44,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:53:44,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:53:44,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... [2019-10-13 22:53:44,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:53:44,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:53:44,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:53:44,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:53:44,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:53:44,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:53:44,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:53:44,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-13 22:53:44,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:53:44,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2019-10-13 22:53:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:53:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-13 22:53:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-13 22:53:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-13 22:53:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-13 22:53:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-13 22:53:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-13 22:53:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-13 22:53:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-13 22:53:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-13 22:53:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-13 22:53:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-13 22:53:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-13 22:53:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-13 22:53:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-13 22:53:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-13 22:53:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-13 22:53:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-13 22:53:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-13 22:53:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-13 22:53:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-13 22:53:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-13 22:53:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-13 22:53:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-13 22:53:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-13 22:53:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-13 22:53:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-13 22:53:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-13 22:53:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-13 22:53:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-13 22:53:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-13 22:53:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-13 22:53:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-13 22:53:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-13 22:53:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-13 22:53:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-13 22:53:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-13 22:53:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-13 22:53:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-13 22:53:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-13 22:53:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-13 22:53:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-13 22:53:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-13 22:53:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-13 22:53:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-13 22:53:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-13 22:53:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-13 22:53:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-13 22:53:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-13 22:53:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-13 22:53:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-13 22:53:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:53:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:53:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-13 22:53:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:53:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-13 22:53:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-13 22:53:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-13 22:53:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-13 22:53:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-13 22:53:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-13 22:53:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-13 22:53:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 22:53:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-13 22:53:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-13 22:53:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2019-10-13 22:53:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-13 22:53:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-13 22:53:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-13 22:53:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-13 22:53:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-13 22:53:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-13 22:53:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-13 22:53:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-13 22:53:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-13 22:53:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-13 22:53:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-13 22:53:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-13 22:53:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-13 22:53:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-13 22:53:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-13 22:53:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-13 22:53:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-13 22:53:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-13 22:53:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-13 22:53:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-13 22:53:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-13 22:53:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-13 22:53:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-13 22:53:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-13 22:53:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-13 22:53:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-13 22:53:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-13 22:53:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-13 22:53:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-13 22:53:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-13 22:53:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-13 22:53:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-13 22:53:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-13 22:53:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-13 22:53:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2019-10-13 22:53:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-13 22:53:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-10-13 22:53:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-10-13 22:53:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-10-13 22:53:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-10-13 22:53:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-10-13 22:53:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-10-13 22:53:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-10-13 22:53:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-10-13 22:53:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-10-13 22:53:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-10-13 22:53:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-10-13 22:53:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-10-13 22:53:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-10-13 22:53:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-10-13 22:53:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-10-13 22:53:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-10-13 22:53:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-10-13 22:53:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-10-13 22:53:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-10-13 22:53:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-10-13 22:53:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-10-13 22:53:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-10-13 22:53:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-10-13 22:53:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-10-13 22:53:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-10-13 22:53:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-10-13 22:53:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-10-13 22:53:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-10-13 22:53:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-10-13 22:53:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-10-13 22:53:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-10-13 22:53:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-10-13 22:53:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-10-13 22:53:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-10-13 22:53:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-10-13 22:53:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-10-13 22:53:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-10-13 22:53:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-13 22:53:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-10-13 22:53:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-10-13 22:53:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-10-13 22:53:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-10-13 22:53:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-10-13 22:53:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-13 22:53:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-10-13 22:53:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-10-13 22:53:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-10-13 22:53:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-10-13 22:53:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-10-13 22:53:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-10-13 22:53:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-10-13 22:53:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-10-13 22:53:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-10-13 22:53:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-10-13 22:53:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-10-13 22:53:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-10-13 22:53:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-10-13 22:53:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-10-13 22:53:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-10-13 22:53:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-10-13 22:53:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-10-13 22:53:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-10-13 22:53:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2019-10-13 22:53:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-10-13 22:53:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-10-13 22:53:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-10-13 22:53:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-10-13 22:53:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-10-13 22:53:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-10-13 22:53:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-10-13 22:53:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-10-13 22:53:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-10-13 22:53:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-10-13 22:53:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-10-13 22:53:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-10-13 22:53:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-10-13 22:53:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-10-13 22:53:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-10-13 22:53:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-10-13 22:53:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-10-13 22:53:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-10-13 22:53:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-10-13 22:53:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-10-13 22:53:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-10-13 22:53:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-10-13 22:53:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-10-13 22:53:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-10-13 22:53:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-10-13 22:53:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-10-13 22:53:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-13 22:53:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2019-10-13 22:53:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:53:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:53:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:53:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:53:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:53:44,811 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:53:44,811 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:53:44,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:53:44 BoogieIcfgContainer [2019-10-13 22:53:44,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:53:44,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:53:44,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:53:44,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:53:44,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:53:43" (1/3) ... [2019-10-13 22:53:44,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7b7b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:53:44, skipping insertion in model container [2019-10-13 22:53:44,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:53:44" (2/3) ... [2019-10-13 22:53:44,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7b7b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:53:44, skipping insertion in model container [2019-10-13 22:53:44,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:53:44" (3/3) ... [2019-10-13 22:53:44,830 INFO L109 eAbstractionObserver]: Analyzing ICFG test_overflow.i [2019-10-13 22:53:44,841 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:53:44,848 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:53:44,859 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:53:44,881 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:53:44,881 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:53:44,881 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:53:44,881 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:53:44,881 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:53:44,881 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:53:44,882 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:53:44,882 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:53:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2019-10-13 22:53:44,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-13 22:53:44,899 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:53:44,900 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:53:44,901 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:53:44,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:53:44,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1988455989, now seen corresponding path program 1 times [2019-10-13 22:53:44,913 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:53:44,914 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081748824] [2019-10-13 22:53:44,914 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:53:44,914 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:53:44,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:53:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:53:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:53:45,093 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081748824] [2019-10-13 22:53:45,093 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:53:45,094 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:53:45,094 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756890664] [2019-10-13 22:53:45,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:53:45,098 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:53:45,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:53:45,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:53:45,114 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 3 states. [2019-10-13 22:53:45,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:53:45,141 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2019-10-13 22:53:45,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:53:45,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-10-13 22:53:45,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:53:45,149 INFO L225 Difference]: With dead ends: 22 [2019-10-13 22:53:45,150 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 22:53:45,153 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:53:45,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 22:53:45,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 22:53:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 22:53:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 22:53:45,179 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-10-13 22:53:45,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:53:45,179 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 22:53:45,180 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:53:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 22:53:45,180 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 22:53:45,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 22:53:45,206 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 22:53:45,207 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 22:53:45,207 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 1603 1606) no Hoare annotation was computed. [2019-10-13 22:53:45,207 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 1603 1606) the Hoare annotation is: true [2019-10-13 22:53:45,207 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1605) no Hoare annotation was computed. [2019-10-13 22:53:45,207 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 22:53:45,207 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-13 22:53:45,208 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 22:53:45,208 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 22:53:45,208 INFO L446 ceAbstractionStarter]: At program point L1617(line 1617) the Hoare annotation is: true [2019-10-13 22:53:45,208 INFO L443 ceAbstractionStarter]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2019-10-13 22:53:45,208 INFO L439 ceAbstractionStarter]: At program point L1618-2(line 1618) the Hoare annotation is: false [2019-10-13 22:53:45,208 INFO L443 ceAbstractionStarter]: For program point L1618-3(line 1618) no Hoare annotation was computed. [2019-10-13 22:53:45,209 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 1614 1621) the Hoare annotation is: true [2019-10-13 22:53:45,209 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 1614 1621) no Hoare annotation was computed. [2019-10-13 22:53:45,209 INFO L443 ceAbstractionStarter]: For program point L1618(line 1618) no Hoare annotation was computed. [2019-10-13 22:53:45,209 INFO L443 ceAbstractionStarter]: For program point getServiceEXIT(lines 1624 1629) no Hoare annotation was computed. [2019-10-13 22:53:45,209 INFO L446 ceAbstractionStarter]: At program point getServiceENTRY(lines 1624 1629) the Hoare annotation is: true [2019-10-13 22:53:45,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 10:53:45 BoogieIcfgContainer [2019-10-13 22:53:45,212 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 22:53:45,215 INFO L168 Benchmark]: Toolchain (without parser) took 1952.79 ms. Allocated memory was 138.9 MB in the beginning and 236.5 MB in the end (delta: 97.5 MB). Free memory was 101.3 MB in the beginning and 182.3 MB in the end (delta: -80.9 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-10-13 22:53:45,216 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 22:53:45,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.68 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 101.1 MB in the beginning and 152.3 MB in the end (delta: -51.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-13 22:53:45,218 INFO L168 Benchmark]: Boogie Preprocessor took 105.75 ms. Allocated memory is still 203.4 MB. Free memory was 152.3 MB in the beginning and 149.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-10-13 22:53:45,219 INFO L168 Benchmark]: RCFGBuilder took 681.51 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 149.7 MB in the beginning and 208.2 MB in the end (delta: -58.6 MB). Peak memory consumption was 64.1 MB. Max. memory is 7.1 GB. [2019-10-13 22:53:45,220 INFO L168 Benchmark]: TraceAbstraction took 396.30 ms. Allocated memory is still 236.5 MB. Free memory was 206.8 MB in the beginning and 182.3 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-10-13 22:53:45,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.68 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 101.1 MB in the beginning and 152.3 MB in the end (delta: -51.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.75 ms. Allocated memory is still 203.4 MB. Free memory was 152.3 MB in the beginning and 149.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 681.51 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 149.7 MB in the beginning and 208.2 MB in the end (delta: -58.6 MB). Peak memory consumption was 64.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 396.30 ms. Allocated memory is still 236.5 MB. Free memory was 206.8 MB in the beginning and 182.3 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 18 locations, 1 error locations. Result: SAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12 SDtfs, 4 SDslu, 5 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 8 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...