/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/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-fb55353 [2019-11-07 06:58:14,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:58:14,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:58:14,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:58:14,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:58:14,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:58:14,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:58:14,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:58:14,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:58:14,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:58:14,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:58:14,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:58:14,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:58:14,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:58:14,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:58:14,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:58:14,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:58:14,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:58:14,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:58:14,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:58:14,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:58:14,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:58:14,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:58:14,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:58:14,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 06:58:14,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 06:58:14,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 06:58:14,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 06:58:14,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 06:58:14,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 06:58:14,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 06:58:14,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 06:58:14,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 06:58:14,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 06:58:14,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 06:58:14,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 06:58:14,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 06:58:14,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 06:58:14,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:58:14,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:58:14,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:58:14,893 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 [2019-11-07 06:58:14,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:58:14,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:58:14,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:58:14,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:58:14,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:58:14,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:58:14,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:58:14,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:58:14,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:58:14,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:58:14,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:58:14,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:58:14,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:58:14,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:58:14,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:58:14,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:58:14,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:58:14,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:58:14,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:58:14,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:58:14,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:58:14,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:58:14,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:58:14,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:58:14,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:58:14,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:58:14,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:58:14,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:58:14,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:58:15,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:58:15,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:58:15,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:58:15,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:58:15,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:58:15,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/n.c24.i [2019-11-07 06:58:15,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5769e8b0b/b4b66e62c6b04be49aa33f2b4f1bb821/FLAGf24269112 [2019-11-07 06:58:15,770 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:58:15,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c24.i [2019-11-07 06:58:15,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5769e8b0b/b4b66e62c6b04be49aa33f2b4f1bb821/FLAGf24269112 [2019-11-07 06:58:16,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5769e8b0b/b4b66e62c6b04be49aa33f2b4f1bb821 [2019-11-07 06:58:16,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:58:16,108 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:58:16,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:58:16,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:58:16,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:58:16,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131e9edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16, skipping insertion in model container [2019-11-07 06:58:16,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,124 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:58:16,152 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:58:16,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:58:16,454 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:58:16,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:58:16,616 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:58:16,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16 WrapperNode [2019-11-07 06:58:16,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:58:16,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:58:16,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:58:16,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:58:16,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (1/1) ... [2019-11-07 06:58:16,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:58:16,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:58:16,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:58:16,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:58:16,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:16" (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 [2019-11-07 06:58:16,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:58:16,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:58:16,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 06:58:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-11-07 06:58:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-11-07 06:58:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:58:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-11-07 06:58:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:58:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 06:58:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-07 06:58:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-11-07 06:58:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2019-11-07 06:58:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 06:58:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-11-07 06:58:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2019-11-07 06:58:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-11-07 06:58:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-11-07 06:58:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-11-07 06:58:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2019-11-07 06:58:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-11-07 06:58:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-11-07 06:58:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2019-11-07 06:58:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2019-11-07 06:58:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2019-11-07 06:58:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2019-11-07 06:58:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2019-11-07 06:58:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2019-11-07 06:58:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-11-07 06:58:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-11-07 06:58:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2019-11-07 06:58:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure index [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2019-11-07 06:58:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-11-07 06:58:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 06:58:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:58:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:58:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-07 06:58:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-07 06:58:17,248 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:58:17,248 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-07 06:58:17,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:58:17 BoogieIcfgContainer [2019-11-07 06:58:17,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:58:17,250 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:58:17,250 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:58:17,251 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:58:17,252 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:58:17" (1/1) ... [2019-11-07 06:58:17,291 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:58:17,358 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 06:58:17,363 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. [2019-11-07 06:58:17,364 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:58:17,367 INFO L168 Benchmark]: Toolchain (without parser) took 1257.60 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 133.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 32.6 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:17,368 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 06:58:17,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.07 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 100.4 MB in the beginning and 175.4 MB in the end (delta: -75.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:17,370 INFO L168 Benchmark]: Boogie Preprocessor took 53.18 ms. Allocated memory is still 200.8 MB. Free memory was 175.4 MB in the beginning and 173.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:17,371 INFO L168 Benchmark]: RCFGBuilder took 578.87 ms. Allocated memory is still 200.8 MB. Free memory was 173.2 MB in the beginning and 138.3 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:17,372 INFO L168 Benchmark]: Abstract Interpretation took 113.43 ms. Allocated memory is still 200.8 MB. Free memory was 138.3 MB in the beginning and 133.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:17,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 508.07 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 100.4 MB in the beginning and 175.4 MB in the end (delta: -75.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.18 ms. Allocated memory is still 200.8 MB. Free memory was 175.4 MB in the beginning and 173.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 578.87 ms. Allocated memory is still 200.8 MB. Free memory was 173.2 MB in the beginning and 138.3 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 113.43 ms. Allocated memory is still 200.8 MB. Free memory was 138.3 MB in the beginning and 133.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 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...