java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/loops/n.c24.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:44:31,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:44:31,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:44:31,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:44:31,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:44:31,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:44:31,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:44:31,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:44:31,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:44:31,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:44:31,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:44:31,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:44:31,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:44:31,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:44:31,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:44:31,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:44:31,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:44:31,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:44:31,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:44:31,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:44:31,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:44:31,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:44:31,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:44:31,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:44:31,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:44:31,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:44:31,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:44:31,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:44:31,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:44:31,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:44:31,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:44:31,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:44:31,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:44:31,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:44:31,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:44:31,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:44:31,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:44:31,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:44:31,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:44:31,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:44:31,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:44:31,918 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 [2019-10-15 04:44:31,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:44:31,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:44:31,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:44:31,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:44:31,948 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:44:31,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:44:31,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:44:31,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:44:31,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:44:31,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:44:31,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:44:31,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:44:31,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:44:31,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:44:31,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:44:31,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:44:31,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:44:31,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:44:31,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:44:31,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:44:31,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:44:31,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:44:31,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:44:32,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:44:32,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:44:32,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:44:32,270 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:44:32,271 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:44:32,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/n.c24.i [2019-10-15 04:44:32,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311eafb42/75b3fa1928f2464a83323483939e672d/FLAGd6f13c7df [2019-10-15 04:44:32,854 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:44:32,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c24.i [2019-10-15 04:44:32,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311eafb42/75b3fa1928f2464a83323483939e672d/FLAGd6f13c7df [2019-10-15 04:44:33,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311eafb42/75b3fa1928f2464a83323483939e672d [2019-10-15 04:44:33,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:44:33,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:44:33,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:44:33,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:44:33,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:44:33,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f0f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33, skipping insertion in model container [2019-10-15 04:44:33,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:44:33,242 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:44:33,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:44:33,533 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:44:33,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:44:33,714 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:44:33,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33 WrapperNode [2019-10-15 04:44:33,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:44:33,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:44:33,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:44:33,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:44:33,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (1/1) ... [2019-10-15 04:44:33,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:44:33,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:44:33,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:44:33,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:44:33,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:44:33" (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 [2019-10-15 04:44:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:44:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:44:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:44:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-10-15 04:44:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-10-15 04:44:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:44:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-10-15 04:44:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:44:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:44:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 04:44:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-10-15 04:44:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2019-10-15 04:44:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 04:44:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-15 04:44:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2019-10-15 04:44:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-15 04:44:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-10-15 04:44:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2019-10-15 04:44:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2019-10-15 04:44:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2019-10-15 04:44:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-10-15 04:44:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-10-15 04:44:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2019-10-15 04:44:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-15 04:44:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-10-15 04:44:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2019-10-15 04:44:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2019-10-15 04:44:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2019-10-15 04:44:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2019-10-15 04:44:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2019-10-15 04:44:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2019-10-15 04:44:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2019-10-15 04:44:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure index [2019-10-15 04:44:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2019-10-15 04:44:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-10-15 04:44:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-10-15 04:44:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2019-10-15 04:44:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-10-15 04:44:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2019-10-15 04:44:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2019-10-15 04:44:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2019-10-15 04:44:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2019-10-15 04:44:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2019-10-15 04:44:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:44:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-10-15 04:44:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-10-15 04:44:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:44:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:44:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:44:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:44:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-10-15 04:44:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:44:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:44:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:44:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 04:44:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 04:44:34,357 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:44:34,358 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-15 04:44:34,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:44:34 BoogieIcfgContainer [2019-10-15 04:44:34,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:44:34,360 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:44:34,360 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:44:34,361 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:44:34,362 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:44:34" (1/1) ... [2019-10-15 04:44:34,388 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:44:34,460 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 04:44:34,466 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 15 root evaluator evaluations with a maximum evaluation depth of 0. Performed 15 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 37 variables. [2019-10-15 04:44:34,466 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:44:34,469 INFO L168 Benchmark]: Toolchain (without parser) took 1285.42 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 133.3 MB in the end (delta: -32.7 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:34,470 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:44:34,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.01 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.3 MB in the beginning and 174.6 MB in the end (delta: -74.2 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:34,473 INFO L168 Benchmark]: Boogie Preprocessor took 51.39 ms. Allocated memory is still 200.3 MB. Free memory was 174.6 MB in the beginning and 172.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:34,474 INFO L168 Benchmark]: RCFGBuilder took 591.94 ms. Allocated memory is still 200.3 MB. Free memory was 172.5 MB in the beginning and 138.2 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:34,475 INFO L168 Benchmark]: Abstract Interpretation took 106.29 ms. Allocated memory is still 200.3 MB. Free memory was 138.2 MB in the beginning and 133.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:44:34,479 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 529.01 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.3 MB in the beginning and 174.6 MB in the end (delta: -74.2 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.39 ms. Allocated memory is still 200.3 MB. Free memory was 174.6 MB in the beginning and 172.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 591.94 ms. Allocated memory is still 200.3 MB. Free memory was 172.5 MB in the beginning and 138.2 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 106.29 ms. Allocated memory is still 200.3 MB. Free memory was 138.2 MB in the beginning and 133.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...