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-properties/list-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:09:26,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:09:26,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:09:26,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:09:26,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:09:26,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:09:26,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:09:26,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:09:26,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:09:26,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:09:26,283 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:09:26,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:09:26,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:09:26,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:09:26,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:09:26,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:09:26,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:09:26,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:09:26,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:09:26,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:09:26,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:09:26,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:09:26,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:09:26,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:09:26,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:09:26,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:09:26,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:09:26,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:09:26,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:09:26,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:09:26,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:09:26,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:09:26,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:09:26,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:09:26,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:09:26,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:09:26,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:09:26,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:09:26,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:09:26,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:09:26,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:09:26,311 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 20:09:26,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:09:26,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:09:26,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:09:26,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:09:26,327 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:09:26,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:09:26,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:09:26,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:09:26,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:09:26,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:09:26,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:09:26,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:09:26,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:09:26,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:09:26,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:09:26,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:09:26,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:09:26,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:09:26,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:09:26,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:09:26,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:09:26,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:09:26,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:09:26,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:09:26,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:09:26,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:09:26,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:09:26,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:09:26,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:09:26,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:09:26,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:09:26,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:09:26,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:09:26,380 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:09:26,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list-2.i [2019-08-14 20:09:26,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba49edf1/52468e135eee4098bee9eb83a2dcf0fa/FLAGa03857773 [2019-08-14 20:09:26,968 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:09:26,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list-2.i [2019-08-14 20:09:26,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba49edf1/52468e135eee4098bee9eb83a2dcf0fa/FLAGa03857773 [2019-08-14 20:09:27,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba49edf1/52468e135eee4098bee9eb83a2dcf0fa [2019-08-14 20:09:27,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:09:27,297 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:09:27,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:09:27,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:09:27,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:09:27,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:27,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715bf768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27, skipping insertion in model container [2019-08-14 20:09:27,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:27,314 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:09:27,353 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:09:27,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:09:27,868 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:09:27,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:09:27,974 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:09:27,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27 WrapperNode [2019-08-14 20:09:27,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:09:27,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:09:27,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:09:27,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:09:27,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:27,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:28,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:28,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:28,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:28,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:28,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (1/1) ... [2019-08-14 20:09:28,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:09:28,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:09:28,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:09:28,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:09:28,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:09:27" (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 20:09:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:09:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:09:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-14 20:09:28,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-14 20:09:28,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-08-14 20:09:28,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-08-14 20:09:28,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-08-14 20:09:28,099 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-14 20:09:28,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:09:28,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:09:28,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:09:28,100 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:09:28,100 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:09:28,100 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:09:28,100 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:09:28,101 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:09:28,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:09:28,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:09:28,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:09:28,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:09:28,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:09:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:09:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:09:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:09:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:09:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:09:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:09:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-14 20:09:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-14 20:09:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-08-14 20:09:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-08-14 20:09:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-08-14 20:09:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:09:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:09:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:09:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:09:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:09:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:09:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:09:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:09:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:09:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:09:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:09:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:09:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:09:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:09:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:09:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:09:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:09:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:09:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:09:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:09:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:09:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:09:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:09:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-14 20:09:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:09:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:09:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-14 20:09:28,110 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:09:28,111 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:09:28,111 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-14 20:09:28,111 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:09:28,111 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:09:28,111 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:09:28,111 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:09:28,112 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:09:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:09:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:09:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:09:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:09:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:09:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:09:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:09:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:09:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:09:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:09:28,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:09:28,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:09:28,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:09:28,467 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-14 20:09:28,670 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:09:28,670 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-14 20:09:28,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:09:28 BoogieIcfgContainer [2019-08-14 20:09:28,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:09:28,673 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:09:28,673 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:09:28,674 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:09:28,675 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:09:28" (1/1) ... [2019-08-14 20:09:28,907 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-14 20:09:29,622 WARN L188 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 84 [2019-08-14 20:09:29,749 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-14 20:09:31,018 WARN L188 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 121 DAG size of output: 116 [2019-08-14 20:09:35,317 WARN L188 SmtUtils]: Spent 4.21 s on a formula simplification. DAG size of input: 155 DAG size of output: 139 [2019-08-14 20:09:36,293 WARN L188 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-08-14 20:09:36,528 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:09:36,908 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:09:37,336 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:09:37,736 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2019-08-14 20:09:38,101 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-08-14 20:09:38,132 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:09:38,444 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2019-08-14 20:09:38,696 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-08-14 20:09:38,772 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:09:38,776 INFO L168 Benchmark]: Toolchain (without parser) took 11477.16 ms. Allocated memory was 133.2 MB in the beginning and 308.8 MB in the end (delta: 175.6 MB). Free memory was 88.3 MB in the beginning and 187.0 MB in the end (delta: -98.7 MB). Peak memory consumption was 135.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:09:38,779 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:09:38,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.48 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 88.1 MB in the beginning and 167.5 MB in the end (delta: -79.4 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:09:38,785 INFO L168 Benchmark]: Boogie Preprocessor took 63.99 ms. Allocated memory is still 201.9 MB. Free memory was 167.5 MB in the beginning and 164.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:09:38,788 INFO L168 Benchmark]: RCFGBuilder took 632.15 ms. Allocated memory is still 201.9 MB. Free memory was 164.4 MB in the beginning and 121.2 MB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:09:38,789 INFO L168 Benchmark]: Symbolic Interpretation took 10099.83 ms. Allocated memory was 201.9 MB in the beginning and 308.8 MB in the end (delta: 107.0 MB). Free memory was 121.2 MB in the beginning and 187.0 MB in the end (delta: -65.8 MB). Peak memory consumption was 99.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:09:38,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 546]: 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 563#(and (not (= 1 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))) (not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.48 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 88.1 MB in the beginning and 167.5 MB in the end (delta: -79.4 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.99 ms. Allocated memory is still 201.9 MB. Free memory was 167.5 MB in the beginning and 164.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 632.15 ms. Allocated memory is still 201.9 MB. Free memory was 164.4 MB in the beginning and 121.2 MB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 10099.83 ms. Allocated memory was 201.9 MB in the beginning and 308.8 MB in the end (delta: 107.0 MB). Free memory was 121.2 MB in the beginning and 187.0 MB in the end (delta: -65.8 MB). Peak memory consumption was 99.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...