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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2n_prepend_unequal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:28:16,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:28:16,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:28:16,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:28:16,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:28:16,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:28:16,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:28:16,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:28:16,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:28:16,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:28:16,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:28:16,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:28:16,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:28:16,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:28:16,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:28:16,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:28:16,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:28:16,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:28:16,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:28:16,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:28:16,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:28:16,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:28:16,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:28:16,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:28:16,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:28:16,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:28:16,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:28:16,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:28:16,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:28:16,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:28:16,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:28:16,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:28:16,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:28:16,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:28:16,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:28:16,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:28:16,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:28:16,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:28:16,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:28:16,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:28:16,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:28:16,079 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 [2019-09-20 17:28:16,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:28:16,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:28:16,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:28:16,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:28:16,101 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:28:16,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:28:16,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:28:16,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:28:16,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:28:16,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:28:16,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:28:16,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:28:16,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:28:16,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:28:16,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:28:16,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:28:16,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:28:16,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:28:16,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:28:16,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:28:16,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:28:16,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:28:16,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:28:16,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:28:16,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:28:16,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:28:16,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:28:16,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:28:16,106 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:28:16,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:28:16,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:28:16,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:28:16,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:28:16,157 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:28:16,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_prepend_unequal.i [2019-09-20 17:28:16,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddb975e17/d6094e23c03e4dacb2f215901897699f/FLAG378a8946b [2019-09-20 17:28:16,752 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:28:16,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_prepend_unequal.i [2019-09-20 17:28:16,765 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddb975e17/d6094e23c03e4dacb2f215901897699f/FLAG378a8946b [2019-09-20 17:28:17,050 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddb975e17/d6094e23c03e4dacb2f215901897699f [2019-09-20 17:28:17,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:28:17,063 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:28:17,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:28:17,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:28:17,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:28:17,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff12ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17, skipping insertion in model container [2019-09-20 17:28:17,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,078 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:28:17,129 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:28:17,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:28:17,587 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:28:17,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:28:17,702 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:28:17,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17 WrapperNode [2019-09-20 17:28:17,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:28:17,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:28:17,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:28:17,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:28:17,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (1/1) ... [2019-09-20 17:28:17,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:28:17,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:28:17,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:28:17,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:28:17,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:17" (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 [2019-09-20 17:28:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:28:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:28:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 17:28:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 17:28:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 17:28:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 17:28:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2019-09-20 17:28:17,835 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2019-09-20 17:28:17,835 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_prepend [2019-09-20 17:28:17,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:28:17,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:28:17,835 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 17:28:17,836 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 17:28:17,836 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 17:28:17,836 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 17:28:17,836 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 17:28:17,836 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 17:28:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 17:28:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 17:28:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 17:28:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 17:28:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 17:28:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 17:28:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 17:28:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 17:28:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 17:28:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 17:28:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 17:28:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 17:28:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 17:28:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 17:28:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 17:28:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 17:28:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 17:28:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 17:28:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 17:28:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 17:28:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 17:28:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 17:28:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 17:28:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 17:28:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 17:28:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 17:28:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 17:28:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 17:28:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 17:28:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 17:28:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 17:28:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 17:28:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 17:28:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 17:28:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 17:28:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 17:28:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 17:28:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 17:28:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 17:28:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 17:28:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:28:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 17:28:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 17:28:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:28:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 17:28:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 17:28:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 17:28:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 17:28:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 17:28:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 17:28:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 17:28:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 17:28:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 17:28:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 17:28:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 17:28:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 17:28:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 17:28:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 17:28:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 17:28:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 17:28:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 17:28:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 17:28:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 17:28:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 17:28:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 17:28:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 17:28:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 17:28:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 17:28:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 17:28:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 17:28:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:28:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:28:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:28:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2019-09-20 17:28:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2019-09-20 17:28:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:28:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure sll_prepend [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:28:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:28:18,235 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 17:28:18,507 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:28:18,508 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 17:28:18,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:28:18 BoogieIcfgContainer [2019-09-20 17:28:18,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:28:18,512 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:28:18,512 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:28:18,512 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:28:18,514 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:28:18" (1/1) ... [2019-09-20 17:28:18,515 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:28:18,554 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:28:18,554 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:28:18,561 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:28:18,569 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:28:18,570 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:28:18,781 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-20 17:28:19,025 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-20 17:28:19,138 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 17:28:19,751 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-20 17:28:20,164 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2019-09-20 17:28:20,672 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2019-09-20 17:28:20,792 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 17:28:20,924 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 17:28:21,056 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 17:28:21,209 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 17:28:21,441 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 17:28:21,615 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 17:28:21,769 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:28:21,907 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 17:28:22,024 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 17:28:22,144 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 17:28:22,368 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 17:28:22,614 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-20 17:28:22,865 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2019-09-20 17:28:22,984 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:28:23,216 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-20 17:28:23,747 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2019-09-20 17:28:24,004 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 17:28:24,233 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:24,443 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:28:24,655 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 17:28:24,849 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 17:28:25,030 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:28:25,214 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 17:28:25,408 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 17:28:25,581 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:28:26,231 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 17:28:26,727 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 17:28:27,097 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:28:27,420 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 17:28:27,667 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:27,948 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:28:28,201 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:28:28,368 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 17:28:28,528 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:28:28,675 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 17:28:29,221 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2019-09-20 17:28:29,370 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:28:29,500 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 17:28:29,621 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 17:28:30,168 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-20 17:28:30,748 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2019-09-20 17:28:30,999 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:31,004 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:31,021 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:31,352 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-20 17:28:31,502 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2019-09-20 17:28:31,960 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2019-09-20 17:28:32,159 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:32,372 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:32,806 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-20 17:28:33,055 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 17:28:33,310 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 17:28:33,873 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-20 17:28:34,587 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 112 [2019-09-20 17:28:34,915 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:28:35,569 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 113 [2019-09-20 17:28:36,399 WARN L191 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 17:28:37,184 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 17:28:38,545 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:28:39,851 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 142 DAG size of output: 135 [2019-09-20 17:28:40,505 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 17:28:41,812 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 137 DAG size of output: 132 [2019-09-20 17:28:41,941 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 17:28:42,061 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 17:28:42,222 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-20 17:28:42,381 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-20 17:28:42,629 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2019-09-20 17:28:43,062 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 77 [2019-09-20 17:28:43,183 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 17:28:43,392 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-09-20 17:28:43,552 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 17:28:43,685 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 17:28:43,813 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 17:28:44,038 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 74 [2019-09-20 17:28:44,235 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:28:44,567 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:44,831 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2019-09-20 17:28:44,938 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:45,048 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:45,153 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:45,259 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:45,363 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 17:28:45,363 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 17:28:45,365 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 213#(or (and (= 0 main_~ptr~0.base) (or (and (= main_~temp~2.base main_~ptr~0.base) (= main_~ptr~0.offset main_~temp~2.offset)) (and (and (< |main_~#s~0.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= (select |#length| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 8) (<= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 4)) main_~ptr~0.offset) (< |#StackHeapBarrier| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= main_~count~0 1) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= 0 (select |old(#valid)| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|)) main_~uneq~0) (not (= |main_~#s~0.base| 0)) (<= 0 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|))) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= main_~uneq~0 5) (<= 0 |main_~#s~0.offset|) (<= main_~len~0 2) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 1 main_~data~0) (<= |main_~#s~0.offset| 0) (<= main_~data~0 1) (<= 5 main_~uneq~0) (<= 2 main_~len~0))) (not (= main_~count~0 (+ main_~len~0 1))) (= main_~ptr~0.offset 0)) (and (or (not (= main_~ptr~0.offset 0)) (not (= 0 main_~ptr~0.base))) (= main_~temp~2.base (select (select |#memory_$Pointer$.base| main_~ptr~0.base) (+ main_~ptr~0.offset 4))) (not (= main_~data~0 (select (select |#memory_int| main_~ptr~0.base) main_~ptr~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~temp~2.offset))) [2019-09-20 17:28:45,386 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 17:28:45,386 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 17:28:45,387 INFO L168 Benchmark]: Toolchain (without parser) took 28324.50 ms. Allocated memory was 131.6 MB in the beginning and 493.9 MB in the end (delta: 362.3 MB). Free memory was 85.6 MB in the beginning and 88.8 MB in the end (delta: -3.2 MB). Peak memory consumption was 359.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:45,387 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 17:28:45,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.37 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 85.4 MB in the beginning and 159.7 MB in the end (delta: -74.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:45,388 INFO L168 Benchmark]: Boogie Preprocessor took 65.85 ms. Allocated memory is still 199.2 MB. Free memory was 159.7 MB in the beginning and 156.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:45,389 INFO L168 Benchmark]: RCFGBuilder took 741.44 ms. Allocated memory is still 199.2 MB. Free memory was 156.6 MB in the beginning and 103.4 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:45,389 INFO L168 Benchmark]: Sifa took 26874.34 ms. Allocated memory was 199.2 MB in the beginning and 493.9 MB in the end (delta: 294.6 MB). Free memory was 103.4 MB in the beginning and 88.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 309.3 MB. Max. memory is 7.1 GB. [2019-09-20 17:28:45,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.37 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 85.4 MB in the beginning and 159.7 MB in the end (delta: -74.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.85 ms. Allocated memory is still 199.2 MB. Free memory was 159.7 MB in the beginning and 156.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 741.44 ms. Allocated memory is still 199.2 MB. Free memory was 156.6 MB in the beginning and 103.4 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. * Sifa took 26874.34 ms. Allocated memory was 199.2 MB in the beginning and 493.9 MB in the end (delta: 294.6 MB). Free memory was 103.4 MB in the beginning and 88.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 309.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 26812, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 53, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 41, TOOLS_POST_TIME[ms]: 5953, TOOLS_POST_CALL_APPLICATIONS: 10, TOOLS_POST_CALL_TIME[ms]: 404, TOOLS_POST_RETURN_APPLICATIONS: 9, TOOLS_POST_RETURN_TIME[ms]: 3744, TOOLS_QUANTIFIERELIM_APPLICATIONS: 60, TOOLS_QUANTIFIERELIM_TIME[ms]: 10063, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2948, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 64, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME[ms]: 8048, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 250, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 8287, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 23647, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 23646, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 9, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11982, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11982, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 119, DAG_COMPRESSION_RETAINED_NODES: 51 - UnprovableResult [Line: 618]: 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 213#(or (and (= 0 main_~ptr~0.base) (or (and (= main_~temp~2.base main_~ptr~0.base) (= main_~ptr~0.offset main_~temp~2.offset)) (and (and (< |main_~#s~0.base| |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (= (select |#length| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 8) (<= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 4)) main_~ptr~0.offset) (< |#StackHeapBarrier| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= main_~count~0 1) (= 0 (select |old(#valid)| |main_~#s~0.base|)) (= 0 (select |old(#valid)| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|)) main_~uneq~0) (not (= |main_~#s~0.base| 0)) (<= 0 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|))) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= main_~uneq~0 5) (<= 0 |main_~#s~0.offset|) (<= main_~len~0 2) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 1 main_~data~0) (<= |main_~#s~0.offset| 0) (<= main_~data~0 1) (<= 5 main_~uneq~0) (<= 2 main_~len~0))) (not (= main_~count~0 (+ main_~len~0 1))) (= main_~ptr~0.offset 0)) (and (or (not (= main_~ptr~0.offset 0)) (not (= 0 main_~ptr~0.base))) (= main_~temp~2.base (select (select |#memory_$Pointer$.base| main_~ptr~0.base) (+ main_~ptr~0.offset 4))) (not (= main_~data~0 (select (select |#memory_int| main_~ptr~0.base) main_~ptr~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~temp~2.offset))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...