/usr/bin/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/sizeofparameters_test.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 22:19:03,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 22:19:03,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 22:19:03,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 22:19:03,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 22:19:03,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 22:19:03,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 22:19:03,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 22:19:03,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 22:19:03,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 22:19:03,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 22:19:03,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 22:19:03,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 22:19:03,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 22:19:03,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 22:19:03,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 22:19:03,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 22:19:03,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 22:19:03,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 22:19:03,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 22:19:03,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 22:19:03,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 22:19:03,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 22:19:03,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 22:19:04,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 22:19:04,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 22:19:04,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 22:19:04,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 22:19:04,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 22:19:04,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 22:19:04,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 22:19:04,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 22:19:04,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 22:19:04,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 22:19:04,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 22:19:04,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 22:19:04,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 22:19:04,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 22:19:04,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 22:19:04,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 22:19:04,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 22:19:04,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 22:19:04,036 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 22:19:04,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 22:19:04,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 22:19:04,038 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 22:19:04,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 22:19:04,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 22:19:04,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 22:19:04,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 22:19:04,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 22:19:04,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 22:19:04,040 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 22:19:04,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 22:19:04,041 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 22:19:04,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 22:19:04,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 22:19:04,042 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 22:19:04,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 22:19:04,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 22:19:04,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 22:19:04,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 22:19:04,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 22:19:04,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 22:19:04,043 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-08-22 22:19:04,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 22:19:04,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 22:19:04,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 22:19:04,340 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 22:19:04,340 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 22:19:04,341 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/sizeofparameters_test.i [2020-08-22 22:19:04,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db251bc5b/2fbd33e82de344aea3ddaa602bc58598/FLAG33ebecd54 [2020-08-22 22:19:04,935 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 22:19:04,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/sizeofparameters_test.i [2020-08-22 22:19:04,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db251bc5b/2fbd33e82de344aea3ddaa602bc58598/FLAG33ebecd54 [2020-08-22 22:19:05,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db251bc5b/2fbd33e82de344aea3ddaa602bc58598 [2020-08-22 22:19:05,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 22:19:05,217 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 22:19:05,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 22:19:05,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 22:19:05,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 22:19:05,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1b56ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05, skipping insertion in model container [2020-08-22 22:19:05,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 22:19:05,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 22:19:05,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 22:19:05,679 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 22:19:05,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 22:19:05,794 INFO L208 MainTranslator]: Completed translation [2020-08-22 22:19:05,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05 WrapperNode [2020-08-22 22:19:05,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 22:19:05,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 22:19:05,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 22:19:05,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 22:19:05,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (1/1) ... [2020-08-22 22:19:05,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 22:19:05,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 22:19:05,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 22:19:05,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 22:19:05,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (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 [2020-08-22 22:19:05,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 22:19:05,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 22:19:05,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-08-22 22:19:05,910 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 22:19:05,910 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-08-22 22:19:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 22:19:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-08-22 22:19:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-08-22 22:19:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-08-22 22:19:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-08-22 22:19:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-08-22 22:19:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-08-22 22:19:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-08-22 22:19:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-08-22 22:19:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-08-22 22:19:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-08-22 22:19:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-08-22 22:19:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-08-22 22:19:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-08-22 22:19:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-08-22 22:19:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-08-22 22:19:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-08-22 22:19:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-08-22 22:19:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-08-22 22:19:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-08-22 22:19:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-08-22 22:19:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-08-22 22:19:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-08-22 22:19:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-08-22 22:19:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-08-22 22:19:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-08-22 22:19:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-08-22 22:19:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-08-22 22:19:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-08-22 22:19:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-08-22 22:19:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-08-22 22:19:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-08-22 22:19:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-08-22 22:19:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-08-22 22:19:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-08-22 22:19:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-08-22 22:19:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-08-22 22:19:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-08-22 22:19:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-08-22 22:19:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-08-22 22:19:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-08-22 22:19:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-08-22 22:19:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-08-22 22:19:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-08-22 22:19:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-08-22 22:19:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-08-22 22:19:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-08-22 22:19:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-08-22 22:19:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-08-22 22:19:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-08-22 22:19:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-08-22 22:19:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-08-22 22:19:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2020-08-22 22:19:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-08-22 22:19:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-08-22 22:19:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-08-22 22:19:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-08-22 22:19:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-08-22 22:19:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-08-22 22:19:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-08-22 22:19:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-08-22 22:19:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-08-22 22:19:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-08-22 22:19:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-08-22 22:19:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-08-22 22:19:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-08-22 22:19:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-08-22 22:19:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 22:19:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 22:19:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 22:19:06,267 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 22:19:06,268 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 22:19:06,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:19:06 BoogieIcfgContainer [2020-08-22 22:19:06,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 22:19:06,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 22:19:06,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 22:19:06,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 22:19:06,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 10:19:05" (1/3) ... [2020-08-22 22:19:06,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e7338c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:19:06, skipping insertion in model container [2020-08-22 22:19:06,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:19:05" (2/3) ... [2020-08-22 22:19:06,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e7338c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:19:06, skipping insertion in model container [2020-08-22 22:19:06,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:19:06" (3/3) ... [2020-08-22 22:19:06,286 INFO L109 eAbstractionObserver]: Analyzing ICFG sizeofparameters_test.i [2020-08-22 22:19:06,296 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 22:19:06,304 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 22:19:06,317 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 22:19:06,340 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 22:19:06,340 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 22:19:06,341 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 22:19:06,341 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 22:19:06,341 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 22:19:06,341 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 22:19:06,342 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 22:19:06,342 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 22:19:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2020-08-22 22:19:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-08-22 22:19:06,369 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 22:19:06,370 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 22:19:06,371 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 22:19:06,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 22:19:06,376 INFO L82 PathProgramCache]: Analyzing trace with hash 597320981, now seen corresponding path program 1 times [2020-08-22 22:19:06,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 22:19:06,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [511927367] [2020-08-22 22:19:06,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 22:19:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 22:19:06,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 22:19:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 22:19:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 22:19:06,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [511927367] [2020-08-22 22:19:06,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 22:19:06,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 22:19:06,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391700852] [2020-08-22 22:19:06,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 22:19:06,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 22:19:06,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 22:19:06,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 22:19:06,612 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 4 states. [2020-08-22 22:19:06,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 22:19:06,687 INFO L93 Difference]: Finished difference Result 33 states and 32 transitions. [2020-08-22 22:19:06,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 22:19:06,689 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-08-22 22:19:06,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 22:19:06,696 INFO L225 Difference]: With dead ends: 33 [2020-08-22 22:19:06,697 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 22:19:06,700 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-22 22:19:06,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 22:19:06,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 22:19:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 22:19:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 22:19:06,722 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2020-08-22 22:19:06,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 22:19:06,722 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 22:19:06,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 22:19:06,722 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 22:19:06,722 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 22:19:06,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 22:19:06,725 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 22:19:06,812 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-08-22 22:19:06,813 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,813 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-08-22 22:19:06,813 INFO L271 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: true [2020-08-22 22:19:06,813 INFO L264 CegarLoopResult]: At program point L767-2(line 767) the Hoare annotation is: (not (= ~globalSize~0 4)) [2020-08-22 22:19:06,813 INFO L271 CegarLoopResult]: At program point L767-3(lines 766 768) the Hoare annotation is: true [2020-08-22 22:19:06,814 INFO L271 CegarLoopResult]: At program point fooEXIT(lines 766 768) the Hoare annotation is: true [2020-08-22 22:19:06,814 INFO L271 CegarLoopResult]: At program point fooENTRY(lines 766 768) the Hoare annotation is: true [2020-08-22 22:19:06,814 INFO L271 CegarLoopResult]: At program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 749) the Hoare annotation is: true [2020-08-22 22:19:06,814 INFO L271 CegarLoopResult]: At program point __blast_assertEXIT(lines 747 750) the Hoare annotation is: true [2020-08-22 22:19:06,815 INFO L271 CegarLoopResult]: At program point __blast_assertFINAL(lines 747 750) the Hoare annotation is: true [2020-08-22 22:19:06,815 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 747 750) the Hoare annotation is: true [2020-08-22 22:19:06,815 INFO L264 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (= 4 ~globalSize~0) [2020-08-22 22:19:06,815 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-22 22:19:06,816 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 22:19:06,816 INFO L264 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (= 4 ~globalSize~0) [2020-08-22 22:19:06,816 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 758 764) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,816 INFO L264 CegarLoopResult]: At program point mainFINAL(lines 758 764) the Hoare annotation is: (= 4 ~globalSize~0) [2020-08-22 22:19:06,817 INFO L264 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (= 4 ~globalSize~0) [2020-08-22 22:19:06,817 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,817 INFO L264 CegarLoopResult]: At program point L762-1(line 762) the Hoare annotation is: (= 4 ~globalSize~0) [2020-08-22 22:19:06,817 INFO L264 CegarLoopResult]: At program point mainEXIT(lines 758 764) the Hoare annotation is: (= 4 ~globalSize~0) [2020-08-22 22:19:06,818 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,818 INFO L264 CegarLoopResult]: At program point L760-1(line 760) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,818 INFO L264 CegarLoopResult]: At program point L758(lines 758 764) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,818 INFO L264 CegarLoopResult]: At program point L760-2(line 760) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2020-08-22 22:19:06,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 10:19:06 BoogieIcfgContainer [2020-08-22 22:19:06,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 22:19:06,840 INFO L168 Benchmark]: Toolchain (without parser) took 1622.55 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 102.0 MB in the end (delta: -210.9 kB). Peak memory consumption was 57.5 MB. Max. memory is 7.1 GB. [2020-08-22 22:19:06,841 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 22:19:06,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.29 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 172.5 MB in the end (delta: -70.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2020-08-22 22:19:06,843 INFO L168 Benchmark]: Boogie Preprocessor took 47.75 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 170.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-08-22 22:19:06,843 INFO L168 Benchmark]: RCFGBuilder took 433.88 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 135.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2020-08-22 22:19:06,844 INFO L168 Benchmark]: TraceAbstraction took 558.42 ms. Allocated memory is still 203.4 MB. Free memory was 135.9 MB in the beginning and 102.0 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2020-08-22 22:19:06,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 577.29 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 172.5 MB in the end (delta: -70.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.75 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 170.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 433.88 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 135.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 558.42 ms. Allocated memory is still 203.4 MB. Free memory was 135.9 MB in the beginning and 102.0 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 749]: 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 - ProcedureContractResult [Line: 766]: Procedure Contract for foo Derived contract for procedure foo: 1 - ProcedureContractResult [Line: 747]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert: 1 - ProcedureContractResult [Line: 758]: Procedure Contract for main Derived contract for procedure main: 4 == globalSize - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 18 SDtfs, 14 SDslu, 14 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred 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, 26 LocationsWithAnnotation, 26 PreInvPairs, 33 NumberOfFragments, 55 HoareAnnotationTreeSize, 26 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 26 FomulaSimplificationsInter, 44 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 345 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...