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 0.1.24-36ac518-m [2019-10-07 12:49:51,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 12:49:51,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 12:49:52,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 12:49:52,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 12:49:52,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 12:49:52,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 12:49:52,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 12:49:52,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 12:49:52,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 12:49:52,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 12:49:52,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 12:49:52,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 12:49:52,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 12:49:52,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 12:49:52,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 12:49:52,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 12:49:52,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 12:49:52,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 12:49:52,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 12:49:52,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 12:49:52,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 12:49:52,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 12:49:52,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 12:49:52,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 12:49:52,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 12:49:52,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 12:49:52,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 12:49:52,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 12:49:52,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 12:49:52,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 12:49:52,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 12:49:52,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 12:49:52,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 12:49:52,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 12:49:52,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 12:49:52,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 12:49:52,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 12:49:52,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 12:49:52,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 12:49:52,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 12:49:52,068 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 [2019-10-07 12:49:52,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 12:49:52,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 12:49:52,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 12:49:52,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 12:49:52,084 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 12:49:52,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 12:49:52,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 12:49:52,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 12:49:52,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 12:49:52,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 12:49:52,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 12:49:52,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 12:49:52,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 12:49:52,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 12:49:52,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 12:49:52,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 12:49:52,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 12:49:52,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 12:49:52,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 12:49:52,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 12:49:52,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 12:49:52,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 12:49:52,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 12:49:52,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 12:49:52,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 12:49:52,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 12:49:52,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 12:49:52,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 12:49:52,089 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 [2019-10-07 12:49:52,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 12:49:52,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 12:49:52,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 12:49:52,443 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 12:49:52,444 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 12:49:52,445 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-10-07 12:49:52,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a83b88441/dc2ab36f687c4a94aa532865c472a5ea/FLAG2eeba9b26 [2019-10-07 12:49:53,086 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 12:49:53,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-10-07 12:49:53,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a83b88441/dc2ab36f687c4a94aa532865c472a5ea/FLAG2eeba9b26 [2019-10-07 12:49:53,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a83b88441/dc2ab36f687c4a94aa532865c472a5ea [2019-10-07 12:49:53,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 12:49:53,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 12:49:53,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 12:49:53,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 12:49:53,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 12:49:53,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 12:49:53" (1/1) ... [2019-10-07 12:49:53,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2089993a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:53, skipping insertion in model container [2019-10-07 12:49:53,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 12:49:53" (1/1) ... [2019-10-07 12:49:53,395 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 12:49:53,456 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 12:49:54,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 12:49:54,015 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 12:49:54,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 12:49:54,158 INFO L192 MainTranslator]: Completed translation [2019-10-07 12:49:54,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54 WrapperNode [2019-10-07 12:49:54,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 12:49:54,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 12:49:54,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 12:49:54,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 12:49:54,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (1/1) ... [2019-10-07 12:49:54,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 12:49:54,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 12:49:54,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 12:49:54,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 12:49:54,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (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 [2019-10-07 12:49:54,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 12:49:54,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 12:49:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-07 12:49:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 12:49:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2019-10-07 12:49:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 12:49:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-07 12:49:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-07 12:49:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-07 12:49:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-07 12:49:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-07 12:49:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-07 12:49:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-07 12:49:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-07 12:49:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-07 12:49:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-07 12:49:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-07 12:49:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-07 12:49:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-07 12:49:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-07 12:49:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-07 12:49:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-07 12:49:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-07 12:49:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-07 12:49:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-07 12:49:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-07 12:49:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-07 12:49:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-07 12:49:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-07 12:49:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-07 12:49:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-07 12:49:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-07 12:49:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-07 12:49:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-07 12:49:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-07 12:49:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-07 12:49:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-07 12:49:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-07 12:49:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-07 12:49:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-07 12:49:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-07 12:49:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-07 12:49:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-07 12:49:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-07 12:49:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-07 12:49:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-07 12:49:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-07 12:49:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-07 12:49:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-07 12:49:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-07 12:49:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-07 12:49:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-07 12:49:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-07 12:49:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-07 12:49:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-07 12:49:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-07 12:49:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 12:49:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 12:49:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-07 12:49:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 12:49:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-07 12:49:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-07 12:49:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-07 12:49:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-07 12:49:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-07 12:49:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-07 12:49:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-07 12:49:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-07 12:49:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-07 12:49:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-07 12:49:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2019-10-07 12:49:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-07 12:49:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-07 12:49:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-07 12:49:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-07 12:49:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-07 12:49:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-07 12:49:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-07 12:49:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-07 12:49:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-07 12:49:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-07 12:49:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-07 12:49:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-07 12:49:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-07 12:49:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-07 12:49:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-07 12:49:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-07 12:49:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-07 12:49:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-07 12:49:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-07 12:49:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-07 12:49:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-07 12:49:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-07 12:49:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-07 12:49:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-07 12:49:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-10-07 12:49:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-10-07 12:49:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-10-07 12:49:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-10-07 12:49:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-10-07 12:49:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-10-07 12:49:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-10-07 12:49:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-10-07 12:49:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-10-07 12:49:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-10-07 12:49:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-10-07 12:49:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-10-07 12:49:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-10-07 12:49:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-10-07 12:49:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-10-07 12:49:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-10-07 12:49:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-10-07 12:49:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-10-07 12:49:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-10-07 12:49:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-10-07 12:49:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-10-07 12:49:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-10-07 12:49:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-10-07 12:49:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-10-07 12:49:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-10-07 12:49:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-10-07 12:49:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-10-07 12:49:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-10-07 12:49:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-10-07 12:49:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-10-07 12:49:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-10-07 12:49:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-10-07 12:49:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-10-07 12:49:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-10-07 12:49:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-10-07 12:49:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-10-07 12:49:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-10-07 12:49:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-10-07 12:49:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 12:49:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 12:49:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-10-07 12:49:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-10-07 12:49:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-10-07 12:49:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 12:49:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-10-07 12:49:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-10-07 12:49:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-10-07 12:49:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-10-07 12:49:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-10-07 12:49:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-07 12:49:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-10-07 12:49:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-10-07 12:49:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-10-07 12:49:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-10-07 12:49:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-10-07 12:49:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-10-07 12:49:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-10-07 12:49:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-10-07 12:49:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-10-07 12:49:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-10-07 12:49:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-10-07 12:49:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-10-07 12:49:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2019-10-07 12:49:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-10-07 12:49:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-10-07 12:49:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-10-07 12:49:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-10-07 12:49:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-07 12:49:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-10-07 12:49:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-10-07 12:49:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-10-07 12:49:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-10-07 12:49:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-10-07 12:49:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-10-07 12:49:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-10-07 12:49:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-10-07 12:49:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-10-07 12:49:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-10-07 12:49:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-10-07 12:49:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-10-07 12:49:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-10-07 12:49:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-10-07 12:49:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-10-07 12:49:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-10-07 12:49:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-10-07 12:49:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-10-07 12:49:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-10-07 12:49:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-10-07 12:49:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-10-07 12:49:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-07 12:49:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2019-10-07 12:49:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 12:49:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 12:49:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 12:49:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 12:49:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 12:49:54,974 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 12:49:54,975 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 12:49:54,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 12:49:54 BoogieIcfgContainer [2019-10-07 12:49:54,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 12:49:54,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 12:49:54,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 12:49:54,993 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 12:49:54,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 12:49:53" (1/3) ... [2019-10-07 12:49:54,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a69a832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 12:49:54, skipping insertion in model container [2019-10-07 12:49:54,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:49:54" (2/3) ... [2019-10-07 12:49:54,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a69a832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 12:49:54, skipping insertion in model container [2019-10-07 12:49:54,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 12:49:54" (3/3) ... [2019-10-07 12:49:54,997 INFO L109 eAbstractionObserver]: Analyzing ICFG test_overflow.i [2019-10-07 12:49:55,008 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 12:49:55,017 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 12:49:55,029 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 12:49:55,055 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 12:49:55,055 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 12:49:55,056 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 12:49:55,056 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 12:49:55,056 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 12:49:55,056 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 12:49:55,056 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 12:49:55,056 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 12:49:55,075 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2019-10-07 12:49:55,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-07 12:49:55,081 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 12:49:55,082 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 12:49:55,084 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 12:49:55,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 12:49:55,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1988455989, now seen corresponding path program 1 times [2019-10-07 12:49:55,100 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 12:49:55,100 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:49:55,100 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:49:55,101 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:49:55,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 12:49:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 12:49:55,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 12:49:55,305 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:49:55,305 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 12:49:55,305 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 12:49:55,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 12:49:55,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 12:49:55,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 12:49:55,328 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 3 states. [2019-10-07 12:49:55,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 12:49:55,360 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2019-10-07 12:49:55,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 12:49:55,362 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-10-07 12:49:55,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 12:49:55,370 INFO L225 Difference]: With dead ends: 22 [2019-10-07 12:49:55,371 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 12:49:55,374 INFO L606 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 [2019-10-07 12:49:55,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 12:49:55,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 12:49:55,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 12:49:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 12:49:55,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-10-07 12:49:55,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 12:49:55,405 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 12:49:55,405 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 12:49:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 12:49:55,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 12:49:55,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 12:49:55,451 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-07 12:49:55,451 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 12:49:55,452 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 1603 1606) no Hoare annotation was computed. [2019-10-07 12:49:55,452 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 1603 1606) the Hoare annotation is: true [2019-10-07 12:49:55,452 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1605) no Hoare annotation was computed. [2019-10-07 12:49:55,452 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 12:49:55,452 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-07 12:49:55,453 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 12:49:55,453 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 12:49:55,453 INFO L446 ceAbstractionStarter]: At program point L1617(line 1617) the Hoare annotation is: true [2019-10-07 12:49:55,453 INFO L443 ceAbstractionStarter]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2019-10-07 12:49:55,453 INFO L439 ceAbstractionStarter]: At program point L1618-2(line 1618) the Hoare annotation is: false [2019-10-07 12:49:55,453 INFO L443 ceAbstractionStarter]: For program point L1618-3(line 1618) no Hoare annotation was computed. [2019-10-07 12:49:55,453 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 1614 1621) the Hoare annotation is: true [2019-10-07 12:49:55,453 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 1614 1621) no Hoare annotation was computed. [2019-10-07 12:49:55,454 INFO L443 ceAbstractionStarter]: For program point L1618(line 1618) no Hoare annotation was computed. [2019-10-07 12:49:55,454 INFO L443 ceAbstractionStarter]: For program point getServiceEXIT(lines 1624 1629) no Hoare annotation was computed. [2019-10-07 12:49:55,454 INFO L446 ceAbstractionStarter]: At program point getServiceENTRY(lines 1624 1629) the Hoare annotation is: true [2019-10-07 12:49:55,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 12:49:55 BoogieIcfgContainer [2019-10-07 12:49:55,458 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 12:49:55,461 INFO L168 Benchmark]: Toolchain (without parser) took 2081.22 ms. Allocated memory was 146.3 MB in the beginning and 235.9 MB in the end (delta: 89.7 MB). Free memory was 102.3 MB in the beginning and 183.6 MB in the end (delta: -81.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-10-07 12:49:55,462 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-07 12:49:55,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.65 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 102.1 MB in the beginning and 155.2 MB in the end (delta: -53.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-10-07 12:49:55,464 INFO L168 Benchmark]: Boogie Preprocessor took 68.42 ms. Allocated memory is still 204.5 MB. Free memory was 155.2 MB in the beginning and 151.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-10-07 12:49:55,464 INFO L168 Benchmark]: RCFGBuilder took 747.06 ms. Allocated memory is still 204.5 MB. Free memory was 151.9 MB in the beginning and 93.8 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 7.1 GB. [2019-10-07 12:49:55,465 INFO L168 Benchmark]: TraceAbstraction took 467.86 ms. Allocated memory is still 235.9 MB. Free memory was 208.0 MB in the beginning and 183.6 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-10-07 12:49:55,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 780.65 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 102.1 MB in the beginning and 155.2 MB in the end (delta: -53.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.42 ms. Allocated memory is still 204.5 MB. Free memory was 155.2 MB in the beginning and 151.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 747.06 ms. Allocated memory is still 204.5 MB. Free memory was 151.9 MB in the beginning and 93.8 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 467.86 ms. Allocated memory is still 235.9 MB. Free memory was 208.0 MB in the beginning and 183.6 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 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: 0.4s, 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...