java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:35:08,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:35:08,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:35:08,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:35:08,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:35:08,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:35:08,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:35:08,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:35:08,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:35:08,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:35:08,953 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:35:08,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:35:08,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:35:08,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:35:08,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:35:08,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:35:08,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:35:08,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:35:08,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:35:08,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:35:08,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:35:08,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:35:08,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:35:08,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:35:08,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:35:08,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:35:08,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:35:08,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:35:08,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:35:08,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:35:08,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:35:08,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:35:08,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:35:08,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:35:08,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:35:08,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:35:08,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:35:08,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:35:08,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:35:08,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:35:08,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:35:08,980 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 [2019-08-14 20:35:08,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:35:08,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:35:08,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:35:08,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:35:08,996 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:35:08,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:35:08,997 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:35:08,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:35:08,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:35:08,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:35:08,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:35:08,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:35:08,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:35:08,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:35:08,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:35:08,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:35:08,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:35:08,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:35:08,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:35:08,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:35:09,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:35:09,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:35:09,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:35:09,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:35:09,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:35:09,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:35:09,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:35:09,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:35:09,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:35:09,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:35:09,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:35:09,049 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:35:09,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:35:09,051 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:35:09,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i [2019-08-14 20:35:09,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d439016/a7de4976baef4bad8ccbbfc10b2c7135/FLAGac63f377c [2019-08-14 20:35:09,684 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:35:09,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i [2019-08-14 20:35:09,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d439016/a7de4976baef4bad8ccbbfc10b2c7135/FLAGac63f377c [2019-08-14 20:35:09,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d439016/a7de4976baef4bad8ccbbfc10b2c7135 [2019-08-14 20:35:09,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:35:09,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:35:09,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:35:09,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:35:09,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:35:09,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:35:09" (1/1) ... [2019-08-14 20:35:09,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29cd1a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:09, skipping insertion in model container [2019-08-14 20:35:09,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:35:09" (1/1) ... [2019-08-14 20:35:09,963 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:35:10,019 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:35:10,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:35:10,494 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:35:10,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:35:10,634 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:35:10,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10 WrapperNode [2019-08-14 20:35:10,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:35:10,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:35:10,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:35:10,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:35:10,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (1/1) ... [2019-08-14 20:35:10,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:35:10,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:35:10,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:35:10,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:35:10,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:10" (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 [2019-08-14 20:35:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:35:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:35:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-14 20:35:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-14 20:35:10,782 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-14 20:35:10,782 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-08-14 20:35:10,783 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-08-14 20:35:10,783 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-08-14 20:35:10,783 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_prepend [2019-08-14 20:35:10,784 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:35:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:35:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-14 20:35:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-14 20:35:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:35:10,786 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:35:10,786 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:35:10,788 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:35:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:35:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:35:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:35:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:35:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:35:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:35:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:35:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:35:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:35:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:35:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:35:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:35:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:35:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:35:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:35:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:35:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:35:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:35:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:35:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:35:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:35:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:35:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:35:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:35:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:35:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:35:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:35:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:35:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:35:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:35:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:35:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:35:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:35:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:35:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:35:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:35:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:35:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:35:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:35:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:35:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:35:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:35:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:35:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:35:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:35:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:35:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:35:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:35:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-14 20:35:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:35:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:35:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-14 20:35:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:35:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:35:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-14 20:35:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:35:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:35:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:35:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:35:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:35:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:35:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:35:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:35:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:35:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:35:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:35:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:35:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:35:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:35:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:35:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:35:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:35:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:35:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:35:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:35:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-14 20:35:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-08-14 20:35:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:35:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:35:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:35:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_prepend [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:35:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-14 20:35:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:35:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:35:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:35:11,193 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-14 20:35:11,468 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:35:11,469 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-14 20:35:11,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:35:11 BoogieIcfgContainer [2019-08-14 20:35:11,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:35:11,471 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:35:11,472 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:35:11,472 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:35:11,473 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:35:11" (1/1) ... [2019-08-14 20:35:11,777 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-14 20:35:11,834 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:35:11,964 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-08-14 20:35:13,055 WARN L188 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2019-08-14 20:35:13,211 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-14 20:35:13,398 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-14 20:35:13,555 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-14 20:35:13,729 WARN L188 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:35:13,858 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-14 20:35:14,009 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-14 20:35:14,164 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-14 20:35:14,289 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-14 20:35:14,416 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-14 20:35:14,636 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-14 20:35:14,809 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-14 20:35:14,985 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-14 20:35:15,147 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-08-14 20:35:15,303 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-14 20:35:15,439 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-14 20:35:15,861 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-14 20:35:17,176 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:35:17,981 WARN L188 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 117 [2019-08-14 20:35:18,370 WARN L188 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-14 20:35:18,766 WARN L188 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-14 20:35:19,128 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-08-14 20:35:19,492 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-14 20:35:19,797 WARN L188 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-14 20:35:20,074 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2019-08-14 20:35:20,172 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:35:20,177 INFO L168 Benchmark]: Toolchain (without parser) took 10229.15 ms. Allocated memory was 132.6 MB in the beginning and 357.6 MB in the end (delta: 224.9 MB). Free memory was 86.7 MB in the beginning and 98.7 MB in the end (delta: -11.9 MB). Peak memory consumption was 213.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:20,177 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:35:20,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.85 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 86.5 MB in the beginning and 164.9 MB in the end (delta: -78.4 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:20,181 INFO L168 Benchmark]: Boogie Preprocessor took 88.29 ms. Allocated memory is still 201.3 MB. Free memory was 164.9 MB in the beginning and 161.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:20,182 INFO L168 Benchmark]: RCFGBuilder took 746.52 ms. Allocated memory is still 201.3 MB. Free memory was 161.8 MB in the beginning and 111.6 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:20,182 INFO L168 Benchmark]: Symbolic Interpretation took 8701.01 ms. Allocated memory was 201.3 MB in the beginning and 357.6 MB in the end (delta: 156.2 MB). Free memory was 111.6 MB in the beginning and 98.7 MB in the end (delta: 12.9 MB). Peak memory consumption was 170.0 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:20,187 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 629]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 138#(or (and (exists ((v_main_~ptr~0.offset_10 Int) (v_main_~ptr~0.base_10 Int)) (and (= (select (select |#memory_int| v_main_~ptr~0.base_10) (+ v_main_~ptr~0.offset_10 4)) main_~data~0) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.base) (= (select (select |#memory_$Pointer$.offset| v_main_~ptr~0.base_10) v_main_~ptr~0.offset_10) main_~ptr~0.offset) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_10) v_main_~ptr~0.offset_10)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.offset))) (not (= main_~count~0 (+ main_~len~0 1)))) (not (= (select (select |#memory_int| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~data~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.85 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 86.5 MB in the beginning and 164.9 MB in the end (delta: -78.4 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.29 ms. Allocated memory is still 201.3 MB. Free memory was 164.9 MB in the beginning and 161.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 746.52 ms. Allocated memory is still 201.3 MB. Free memory was 161.8 MB in the beginning and 111.6 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 8701.01 ms. Allocated memory was 201.3 MB in the beginning and 357.6 MB in the end (delta: 156.2 MB). Free memory was 111.6 MB in the beginning and 98.7 MB in the end (delta: 12.9 MB). Peak memory consumption was 170.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...