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 --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-simple/sll2c_prepend_unequal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:11:56,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:11:56,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:11:56,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:11:56,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:11:56,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:11:56,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:11:56,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:11:56,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:11:56,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:11:56,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:11:56,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:11:56,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:11:56,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:11:56,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:11:56,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:11:56,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:11:56,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:11:56,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:11:56,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:11:56,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:11:56,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:11:56,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:11:56,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:11:56,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:11:56,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:11:56,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:11:56,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:11:56,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:11:56,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:11:56,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:11:56,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:11:56,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:11:56,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:11:56,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:11:56,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:11:56,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:11:56,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:11:56,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:11:56,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:11:56,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:11:56,975 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 [2019-10-04 09:11:56,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:11:56,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:11:57,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:11:57,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:11:57,001 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:11:57,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:11:57,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:11:57,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:11:57,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:11:57,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:11:57,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:11:57,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:11:57,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:11:57,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:11:57,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:11:57,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:11:57,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:11:57,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:11:57,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:11:57,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:11:57,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:11:57,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:11:57,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:11:57,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:11:57,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:11:57,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:11:57,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:11:57,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:11:57,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 09:11:57,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:11:57,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:11:57,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:11:57,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:11:57,077 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:11:57,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_prepend_unequal.i [2019-10-04 09:11:57,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddaeb86b2/7818324b3a3449358190abfcf5bb2a85/FLAGef4bd18fb [2019-10-04 09:11:57,722 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:11:57,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_prepend_unequal.i [2019-10-04 09:11:57,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddaeb86b2/7818324b3a3449358190abfcf5bb2a85/FLAGef4bd18fb [2019-10-04 09:11:58,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddaeb86b2/7818324b3a3449358190abfcf5bb2a85 [2019-10-04 09:11:58,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:11:58,029 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:11:58,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:11:58,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:11:58,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:11:58,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a425a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58, skipping insertion in model container [2019-10-04 09:11:58,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,043 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:11:58,099 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:11:58,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:11:58,595 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:11:58,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:11:58,712 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:11:58,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58 WrapperNode [2019-10-04 09:11:58,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:11:58,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:11:58,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:11:58,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:11:58,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (1/1) ... [2019-10-04 09:11:58,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:11:58,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:11:58,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:11:58,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:11:58,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:11:58" (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 [2019-10-04 09:11:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:11:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:11:58,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-04 09:11:58,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-04 09:11:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-04 09:11:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-10-04 09:11:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-10-04 09:11:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-10-04 09:11:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_prepend [2019-10-04 09:11:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:11:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:11:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-04 09:11:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-04 09:11:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-04 09:11:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-04 09:11:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-04 09:11:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-04 09:11:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-04 09:11:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-04 09:11:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-04 09:11:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-04 09:11:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-04 09:11:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-04 09:11:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-04 09:11:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-04 09:11:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-04 09:11:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-04 09:11:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-04 09:11:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-04 09:11:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-04 09:11:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-04 09:11:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-04 09:11:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-04 09:11:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-04 09:11:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-04 09:11:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-04 09:11:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-04 09:11:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-04 09:11:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-04 09:11:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-04 09:11:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-04 09:11:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-04 09:11:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-04 09:11:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-04 09:11:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-04 09:11:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-04 09:11:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-04 09:11:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-04 09:11:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-04 09:11:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-04 09:11:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-04 09:11:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 09:11:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 09:11:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-04 09:11:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 09:11:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-04 09:11:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-04 09:11:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-04 09:11:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-04 09:11:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-04 09:11:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-04 09:11:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-04 09:11:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-04 09:11:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-04 09:11:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-04 09:11:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-04 09:11:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-04 09:11:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-04 09:11:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-04 09:11:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-04 09:11:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-04 09:11:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-04 09:11:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-04 09:11:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-04 09:11:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-04 09:11:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-04 09:11:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-04 09:11:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-04 09:11:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-04 09:11:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-04 09:11:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-04 09:11:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-10-04 09:11:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 09:11:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 09:11:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 09:11:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-10-04 09:11:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-10-04 09:11:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 09:11:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 09:11:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_prepend [2019-10-04 09:11:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:11:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 09:11:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-04 09:11:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 09:11:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:11:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:11:59,238 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-04 09:11:59,665 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:11:59,666 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-04 09:11:59,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:11:59 BoogieIcfgContainer [2019-10-04 09:11:59,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:11:59,668 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:11:59,669 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:11:59,669 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:11:59,670 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:11:59" (1/1) ... [2019-10-04 09:11:59,671 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 09:11:59,707 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:11:59,708 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:11:59,724 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:11:59,734 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:11:59,736 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:11:59,916 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-04 09:12:00,100 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-04 09:12:00,266 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:12:02,324 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:12:02,325 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:12:02,327 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 217#true [2019-10-04 09:12:02,345 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:12:02,345 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:12:02,347 INFO L168 Benchmark]: Toolchain (without parser) took 4318.22 ms. Allocated memory was 133.2 MB in the beginning and 261.1 MB in the end (delta: 127.9 MB). Free memory was 86.1 MB in the beginning and 204.7 MB in the end (delta: -118.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-10-04 09:12:02,347 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 09:12:02,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.55 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 161.5 MB in the end (delta: -75.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-10-04 09:12:02,350 INFO L168 Benchmark]: Boogie Preprocessor took 76.10 ms. Allocated memory is still 200.3 MB. Free memory was 161.5 MB in the beginning and 158.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-10-04 09:12:02,351 INFO L168 Benchmark]: RCFGBuilder took 877.29 ms. Allocated memory is still 200.3 MB. Free memory was 158.4 MB in the beginning and 101.6 MB in the end (delta: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 7.1 GB. [2019-10-04 09:12:02,353 INFO L168 Benchmark]: Sifa took 2676.97 ms. Allocated memory was 200.3 MB in the beginning and 261.1 MB in the end (delta: 60.8 MB). Free memory was 101.6 MB in the beginning and 204.7 MB in the end (delta: -103.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 09:12:02,358 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 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.55 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 161.5 MB in the end (delta: -75.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.10 ms. Allocated memory is still 200.3 MB. Free memory was 161.5 MB in the beginning and 158.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 877.29 ms. Allocated memory is still 200.3 MB. Free memory was 158.4 MB in the beginning and 101.6 MB in the end (delta: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 7.1 GB. * Sifa took 2676.97 ms. Allocated memory was 200.3 MB in the beginning and 261.1 MB in the end (delta: 60.8 MB). Free memory was 101.6 MB in the beginning and 204.7 MB in the end (delta: -103.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2620, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 69, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 55, TOOLS_POST_TIME[ms]: 1355, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 170, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 466, TOOLS_QUANTIFIERELIM_APPLICATIONS: 75, TOOLS_QUANTIFIERELIM_TIME[ms]: 1943, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 299, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 77, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 317, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 144, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 30, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1066, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1064, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2224, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2224, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 183, DAG_COMPRESSION_RETAINED_NODES: 75 - UnprovableResult [Line: 634]: 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 217#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...