/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_address.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:40:50,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:40:50,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:40:50,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:40:50,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:40:50,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:40:50,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:40:50,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:40:50,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:40:50,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:40:50,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:40:50,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:40:50,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:40:50,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:40:50,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:40:50,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:40:50,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:40:50,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:40:50,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:40:50,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:40:50,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:40:50,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:40:50,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:40:50,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:40:50,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:40:50,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:40:50,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:40:50,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:40:50,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:40:50,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:40:50,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:40:50,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:40:50,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:40:50,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:40:50,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:40:50,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:40:50,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:40:50,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:40:50,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:40:50,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:40:50,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:40:50,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 16:40:50,843 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:40:50,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:40:50,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:40:50,846 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:40:50,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:40:50,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:40:50,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:40:50,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:40:50,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:40:50,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:40:50,848 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:40:50,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:40:50,848 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:40:50,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:40:50,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:40:50,849 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:40:50,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:40:50,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:40:50,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:40:50,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:40:50,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:40:50,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:40:50,853 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:40:51,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:40:51,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:40:51,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:40:51,290 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:40:51,291 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:40:51,292 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_address.i [2020-09-04 16:40:51,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/95ee2e81d/22d48e0e4dd940d7a455cb23070bb1b6/FLAGa5da132de [2020-09-04 16:40:51,987 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:40:51,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/test_address.i [2020-09-04 16:40:52,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/95ee2e81d/22d48e0e4dd940d7a455cb23070bb1b6/FLAGa5da132de [2020-09-04 16:40:52,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/95ee2e81d/22d48e0e4dd940d7a455cb23070bb1b6 [2020-09-04 16:40:52,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:40:52,236 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:40:52,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:52,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:40:52,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:40:52,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b65b249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52, skipping insertion in model container [2020-09-04 16:40:52,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:40:52,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:40:52,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:52,643 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:40:52,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:52,852 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:40:52,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52 WrapperNode [2020-09-04 16:40:52,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:52,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:40:52,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:40:52,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:40:52,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... [2020-09-04 16:40:52,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:40:52,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:40:52,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:40:52,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:40:52,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 16:40:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:40:52,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:40:52,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-09-04 16:40:52,993 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-09-04 16:40:52,993 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_fail_path [2020-09-04 16:40:52,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:40:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:40:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-09-04 16:40:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-09-04 16:40:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-09-04 16:40:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-09-04 16:40:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-09-04 16:40:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-09-04 16:40:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-09-04 16:40:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-09-04 16:40:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-09-04 16:40:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-09-04 16:40:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-09-04 16:40:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-09-04 16:40:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-09-04 16:40:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-09-04 16:40:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-09-04 16:40:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-09-04 16:40:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-09-04 16:40:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-09-04 16:40:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-09-04 16:40:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-09-04 16:40:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-09-04 16:40:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-09-04 16:40:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-09-04 16:40:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-09-04 16:40:53,000 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-09-04 16:40:53,000 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-09-04 16:40:53,000 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-09-04 16:40:53,000 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-09-04 16:40:53,000 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-09-04 16:40:53,000 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-09-04 16:40:53,001 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-09-04 16:40:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-09-04 16:40:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 16:40:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-09-04 16:40:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-09-04 16:40:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-09-04 16:40:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-09-04 16:40:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-04 16:40:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-09-04 16:40:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-09-04 16:40:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-09-04 16:40:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-09-04 16:40:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-09-04 16:40:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-09-04 16:40:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-09-04 16:40:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-09-04 16:40:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-09-04 16:40:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-09-04 16:40:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-09-04 16:40:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-09-04 16:40:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-09-04 16:40:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-09-04 16:40:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-09-04 16:40:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-09-04 16:40:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-09-04 16:40:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-09-04 16:40:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2020-09-04 16:40:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-09-04 16:40:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-09-04 16:40:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-09-04 16:40:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-09-04 16:40:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-09-04 16:40:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-09-04 16:40:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-09-04 16:40:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-09-04 16:40:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-09-04 16:40:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-09-04 16:40:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-09-04 16:40:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-09-04 16:40:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-09-04 16:40:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-09-04 16:40:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-09-04 16:40:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-09-04 16:40:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-09-04 16:40:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-09-04 16:40:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-09-04 16:40:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-09-04 16:40:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-09-04 16:40:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-09-04 16:40:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-09-04 16:40:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-09-04 16:40:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-09-04 16:40:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-09-04 16:40:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-09-04 16:40:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-04 16:40:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-09-04 16:40:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 16:40:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-09-04 16:40:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure memalign [2020-09-04 16:40:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-09-04 16:40:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure pvalloc [2020-09-04 16:40:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure __default_morecore [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure mallinfo [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure mallopt [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_trim [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_usable_size [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_stats [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_info [2020-09-04 16:40:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_get_state [2020-09-04 16:40:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_set_state [2020-09-04 16:40:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure __malloc_check_init [2020-09-04 16:40:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-09-04 16:40:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-09-04 16:40:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure rr_fail_path [2020-09-04 16:40:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:40:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:40:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:40:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:40:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:40:53,439 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:40:53,439 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 16:40:53,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:53 BoogieIcfgContainer [2020-09-04 16:40:53,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:40:53,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:40:53,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:40:53,450 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:40:53,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:40:52" (1/3) ... [2020-09-04 16:40:53,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb52aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:53, skipping insertion in model container [2020-09-04 16:40:53,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:52" (2/3) ... [2020-09-04 16:40:53,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb52aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:53, skipping insertion in model container [2020-09-04 16:40:53,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:53" (3/3) ... [2020-09-04 16:40:53,454 INFO L109 eAbstractionObserver]: Analyzing ICFG test_address.i [2020-09-04 16:40:53,465 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:40:53,474 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:40:53,497 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:40:53,527 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:40:53,527 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:40:53,528 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:40:53,528 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:40:53,528 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:40:53,528 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:40:53,528 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:40:53,529 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:40:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-09-04 16:40:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-04 16:40:53,562 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:40:53,563 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:40:53,564 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:40:53,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:40:53,573 INFO L82 PathProgramCache]: Analyzing trace with hash 793911209, now seen corresponding path program 1 times [2020-09-04 16:40:53,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:40:53,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2044226610] [2020-09-04 16:40:53,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:40:53,683 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:40:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:53,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:40:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:40:53,914 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2044226610] [2020-09-04 16:40:53,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:40:53,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 16:40:53,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684636456] [2020-09-04 16:40:53,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 16:40:53,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:40:53,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 16:40:53,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-09-04 16:40:53,951 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 8 states. [2020-09-04 16:40:54,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:40:54,156 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2020-09-04 16:40:54,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-04 16:40:54,159 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2020-09-04 16:40:54,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:40:54,168 INFO L225 Difference]: With dead ends: 38 [2020-09-04 16:40:54,168 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:40:54,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-09-04 16:40:54,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:40:54,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:40:54,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:40:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:40:54,206 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-09-04 16:40:54,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:40:54,207 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:40:54,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 16:40:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:40:54,207 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:40:54,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:40:54,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:40:54,464 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,465 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,465 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,465 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-04 16:40:54,465 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,465 INFO L264 CegarLoopResult]: At program point rr_fail_pathFINAL(lines 867 870) the Hoare annotation is: (or (not (= rr_fail_path_~pi.base 0)) (= |rr_fail_path_#in~pi.base| 0)) [2020-09-04 16:40:54,466 INFO L271 CegarLoopResult]: At program point rr_fail_pathENTRY(lines 867 870) the Hoare annotation is: true [2020-09-04 16:40:54,466 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (= rr_fail_path_~pi.base 0)) (= |rr_fail_path_#in~pi.base| 0)) [2020-09-04 16:40:54,466 INFO L264 CegarLoopResult]: At program point rr_fail_pathEXIT(lines 867 870) the Hoare annotation is: (or (not (= rr_fail_path_~pi.base 0)) (= |rr_fail_path_#in~pi.base| 0)) [2020-09-04 16:40:54,466 INFO L271 CegarLoopResult]: At program point list_addENTRY(lines 863 865) the Hoare annotation is: true [2020-09-04 16:40:54,466 INFO L264 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (or (= |list_add_#in~new.base| 0) (not (= list_add_~new.base 0))) [2020-09-04 16:40:54,467 INFO L264 CegarLoopResult]: At program point L864-2(line 864) the Hoare annotation is: (= |list_add_#in~new.base| 0) [2020-09-04 16:40:54,467 INFO L264 CegarLoopResult]: At program point L864-3(lines 863 865) the Hoare annotation is: (or (= |list_add_#in~new.base| 0) (not (= list_add_~new.base 0))) [2020-09-04 16:40:54,467 INFO L264 CegarLoopResult]: At program point list_addEXIT(lines 863 865) the Hoare annotation is: (or (= |list_add_#in~new.base| 0) (not (= list_add_~new.base 0))) [2020-09-04 16:40:54,467 INFO L271 CegarLoopResult]: At program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 854) the Hoare annotation is: true [2020-09-04 16:40:54,467 INFO L271 CegarLoopResult]: At program point __blast_assertEXIT(lines 852 855) the Hoare annotation is: true [2020-09-04 16:40:54,468 INFO L271 CegarLoopResult]: At program point __blast_assertFINAL(lines 852 855) the Hoare annotation is: true [2020-09-04 16:40:54,468 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 852 855) the Hoare annotation is: true [2020-09-04 16:40:54,468 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,468 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,468 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,469 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-09-04 16:40:54,469 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 873 876) the Hoare annotation is: (= |old(#valid)| |#valid|) [2020-09-04 16:40:54,469 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 873 876) the Hoare annotation is: true [2020-09-04 16:40:54,469 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-09-04 16:40:54,469 INFO L264 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-09-04 16:40:54,470 INFO L264 CegarLoopResult]: At program point L874-1(line 874) the Hoare annotation is: (not (= |main_~#pi~0.base| 0)) [2020-09-04 16:40:54,470 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 873 876) the Hoare annotation is: true [2020-09-04 16:40:54,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 04:40:54 BoogieIcfgContainer [2020-09-04 16:40:54,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 16:40:54,497 INFO L168 Benchmark]: Toolchain (without parser) took 2260.58 ms. Allocated memory was 138.9 MB in the beginning and 236.5 MB in the end (delta: 97.5 MB). Free memory was 100.8 MB in the beginning and 175.8 MB in the end (delta: -75.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:54,498 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 138.9 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 16:40:54,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.55 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.6 MB in the beginning and 170.5 MB in the end (delta: -69.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:54,500 INFO L168 Benchmark]: Boogie Preprocessor took 61.55 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 167.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:54,501 INFO L168 Benchmark]: RCFGBuilder took 528.41 ms. Allocated memory is still 203.4 MB. Free memory was 167.6 MB in the beginning and 128.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:54,502 INFO L168 Benchmark]: TraceAbstraction took 1048.12 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 128.1 MB in the beginning and 175.8 MB in the end (delta: -47.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 16:40:54,506 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 138.9 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 616.55 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.6 MB in the beginning and 170.5 MB in the end (delta: -69.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.55 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 167.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 528.41 ms. Allocated memory is still 203.4 MB. Free memory was 167.6 MB in the beginning and 128.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1048.12 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 128.1 MB in the beginning and 175.8 MB in the end (delta: -47.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 854]: 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: 867]: Procedure Contract for rr_fail_path Derived contract for procedure rr_fail_path: !(pi == 0) || pi == 0 - ProcedureContractResult [Line: 852]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert: 1 - ProcedureContractResult [Line: 863]: Procedure Contract for list_add Derived contract for procedure list_add: new == 0 || !(new == 0) - ProcedureContractResult [Line: 873]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15 SDtfs, 14 SDslu, 67 SDs, 0 SdLazy, 45 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred 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, 28 LocationsWithAnnotation, 28 PreInvPairs, 38 NumberOfFragments, 92 HoareAnnotationTreeSize, 28 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 28 FomulaSimplificationsInter, 125 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...