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_unequal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:35:12,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:35:12,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:35:12,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:35:12,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:35:12,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:35:12,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:35:12,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:35:12,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:35:12,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:35:12,088 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:35:12,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:35:12,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:35:12,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:35:12,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:35:12,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:35:12,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:35:12,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:35:12,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:35:12,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:35:12,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:35:12,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:35:12,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:35:12,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:35:12,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:35:12,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:35:12,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:35:12,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:35:12,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:35:12,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:35:12,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:35:12,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:35:12,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:35:12,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:35:12,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:35:12,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:35:12,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:35:12,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:35:12,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:35:12,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:35:12,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:35:12,131 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 20:35:12,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:35:12,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:35:12,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:35:12,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:35:12,164 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:35:12,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:35:12,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:35:12,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:35:12,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:35:12,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:35:12,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:35:12,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:35:12,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:35:12,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:35:12,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:35:12,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:35:12,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:35:12,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:35:12,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:35:12,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:35:12,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:35:12,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:35:12,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:35:12,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:35:12,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:35:12,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:35:12,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:35:12,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:35:12,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:35:12,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:35:12,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:35:12,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:35:12,253 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:35:12,254 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:35:12,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_prepend_unequal.i [2019-08-14 20:35:12,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03da0d46/87669ef46ec74ff8b9900c9a20d07f3e/FLAGf59519715 [2019-08-14 20:35:12,855 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:35:12,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_prepend_unequal.i [2019-08-14 20:35:12,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03da0d46/87669ef46ec74ff8b9900c9a20d07f3e/FLAGf59519715 [2019-08-14 20:35:13,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03da0d46/87669ef46ec74ff8b9900c9a20d07f3e [2019-08-14 20:35:13,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:35:13,169 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:35:13,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:35:13,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:35:13,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:35:13,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4096715b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13, skipping insertion in model container [2019-08-14 20:35:13,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,186 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:35:13,247 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:35:13,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:35:13,705 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:35:13,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:35:13,828 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:35:13,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13 WrapperNode [2019-08-14 20:35:13,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:35:13,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:35:13,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:35:13,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:35:13,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (1/1) ... [2019-08-14 20:35:13,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:35:13,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:35:13,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:35:13,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:35:13,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:35:13" (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 20:35:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:35:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:35:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-14 20:35:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-14 20:35:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-14 20:35:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-08-14 20:35:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-08-14 20:35:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-08-14 20:35:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_prepend [2019-08-14 20:35:13,968 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:35:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:35:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-14 20:35:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-14 20:35:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:35:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:35:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:35:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:35:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:35:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:35:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:35:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:35:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:35:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:35:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:35:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:35:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:35:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:35:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:35:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:35:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:35:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:35:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:35:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:35:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:35:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:35:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:35:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:35:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:35:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:35:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:35:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:35:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:35:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:35:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:35:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:35:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:35:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:35:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-14 20:35:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:35:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:35:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-14 20:35:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:35:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:35:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:35:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:35:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:35:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:35:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:35:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:35:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:35:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:35:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:35:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:35:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:35:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:35:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:35:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:35:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:35:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:35:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:35:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:35:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:35:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:35:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:35:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-14 20:35:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-08-14 20:35:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:35:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:35:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:35:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_prepend [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:35:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-14 20:35:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:35:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:35:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:35:14,339 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-14 20:35:14,601 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:35:14,601 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-14 20:35:14,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:35:14 BoogieIcfgContainer [2019-08-14 20:35:14,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:35:14,604 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:35:14,605 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:35:14,605 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:35:14,609 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:35:14" (1/1) ... [2019-08-14 20:35:14,934 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-14 20:35:14,982 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:35:15,116 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-08-14 20:35:16,254 WARN L188 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2019-08-14 20:35:16,414 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-14 20:35:16,571 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-14 20:35:16,725 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-14 20:35:16,877 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:35:17,018 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-14 20:35:17,169 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-14 20:35:17,323 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-14 20:35:17,463 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-14 20:35:17,594 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-14 20:35:17,805 WARN L188 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-14 20:35:17,975 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-14 20:35:18,141 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-14 20:35:18,281 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:35:18,430 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-14 20:35:18,587 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-14 20:35:18,982 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-14 20:35:20,428 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:35:21,490 WARN L188 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 153 DAG size of output: 120 [2019-08-14 20:35:21,874 WARN L188 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-14 20:35:22,283 WARN L188 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-14 20:35:22,681 WARN L188 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-14 20:35:23,068 WARN L188 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-08-14 20:35:23,428 WARN L188 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-08-14 20:35:23,728 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-14 20:35:24,028 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2019-08-14 20:35:24,127 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:35:24,129 INFO L168 Benchmark]: Toolchain (without parser) took 10959.97 ms. Allocated memory was 138.4 MB in the beginning and 370.7 MB in the end (delta: 232.3 MB). Free memory was 85.3 MB in the beginning and 72.7 MB in the end (delta: 12.6 MB). Peak memory consumption was 245.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:24,131 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-14 20:35:24,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.75 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 164.6 MB in the end (delta: -79.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:24,133 INFO L168 Benchmark]: Boogie Preprocessor took 86.39 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 161.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:24,133 INFO L168 Benchmark]: RCFGBuilder took 686.43 ms. Allocated memory is still 200.3 MB. Free memory was 161.4 MB in the beginning and 111.3 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:24,134 INFO L168 Benchmark]: Symbolic Interpretation took 9522.97 ms. Allocated memory was 200.3 MB in the beginning and 370.7 MB in the end (delta: 170.4 MB). Free memory was 111.3 MB in the beginning and 72.7 MB in the end (delta: 38.6 MB). Peak memory consumption was 209.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:35:24,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 155#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.75 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 164.6 MB in the end (delta: -79.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.39 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 161.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 686.43 ms. Allocated memory is still 200.3 MB. Free memory was 161.4 MB in the beginning and 111.3 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 9522.97 ms. Allocated memory was 200.3 MB in the beginning and 370.7 MB in the end (delta: 170.4 MB). Free memory was 111.3 MB in the beginning and 72.7 MB in the end (delta: 38.6 MB). Peak memory consumption was 209.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...