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/forester-heap/sll-rb-cnstr_1-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:48:47,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:48:47,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:48:47,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:48:47,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:48:47,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:48:47,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:48:47,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:48:47,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:48:47,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:48:47,365 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:48:47,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:48:47,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:48:47,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:48:47,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:48:47,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:48:47,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:48:47,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:48:47,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:48:47,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:48:47,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:48:47,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:48:47,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:48:47,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:48:47,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:48:47,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:48:47,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:48:47,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:48:47,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:48:47,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:48:47,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:48:47,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:48:47,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:48:47,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:48:47,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:48:47,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:48:47,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:48:47,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:48:47,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:48:47,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:48:47,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:48:47,401 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 [2019-08-22 21:48:47,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:48:47,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:48:47,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:48:47,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:48:47,417 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:48:47,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:48:47,418 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:48:47,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:48:47,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:48:47,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:48:47,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:48:47,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:48:47,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:48:47,419 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:48:47,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:48:47,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:48:47,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:48:47,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:48:47,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:48:47,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:48:47,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:48:47,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:48:47,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:48:47,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:48:47,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:48:47,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:48:47,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:48:47,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:48:47,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:48:47,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:48:47,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:48:47,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:48:47,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:48:47,475 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:48:47,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-cnstr_1-2.i [2019-08-22 21:48:47,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/476a46498/537ed5cb6c4a4768b79dd7cfc8466607/FLAGfbf89c067 [2019-08-22 21:48:48,090 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:48:48,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-rb-cnstr_1-2.i [2019-08-22 21:48:48,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/476a46498/537ed5cb6c4a4768b79dd7cfc8466607/FLAGfbf89c067 [2019-08-22 21:48:48,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/476a46498/537ed5cb6c4a4768b79dd7cfc8466607 [2019-08-22 21:48:48,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:48:48,389 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:48:48,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:48:48,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:48:48,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:48:48,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:48,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f567190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48, skipping insertion in model container [2019-08-22 21:48:48,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:48,406 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:48:48,462 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:48:48,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:48:48,860 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:48:48,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:48:48,961 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:48:48,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48 WrapperNode [2019-08-22 21:48:48,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:48:48,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:48:48,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:48:48,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:48:48,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:48,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:48,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:48,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:49,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:49,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:49,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (1/1) ... [2019-08-22 21:48:49,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:48:49,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:48:49,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:48:49,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:48:49,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:48" (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 [2019-08-22 21:48:49,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:48:49,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:48:49,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:48:49,099 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:48:49,099 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:48:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:48:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:48:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:48:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:48:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:48:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:48:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:48:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:48:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:48:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:48:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:48:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:48:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:48:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:48:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:48:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:48:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:48:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:48:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:48:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:48:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:48:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:48:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:48:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:48:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:48:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:48:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:48:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:48:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:48:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:48:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:48:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:48:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:48:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:48:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:48:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:48:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:48:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:48:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:48:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:48:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:48:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:48:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:48:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:48:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:48:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:48:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:48:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:48:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:48:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:48:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:48:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:48:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:48:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:48:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:48:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:48:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:48:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:48:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:48:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:48:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:48:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:48:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:48:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:48:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:48:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:48:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:48:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:48:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:48:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:48:49,680 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:48:49,680 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-08-22 21:48:49,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:48:49 BoogieIcfgContainer [2019-08-22 21:48:49,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:48:49,682 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:48:49,683 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:48:49,683 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:48:49,684 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,706 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-22 21:48:49,710 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:48:49,723 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:48:49,733 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:48:49,735 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:48:49,816 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:48:49,817 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:49,838 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:49,839 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:48:49,839 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:48:49,862 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:48:49,926 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:50,104 WARN L188 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-08-22 21:48:50,104 INFO L567 ElimStorePlain]: treesize reduction 9, result has 92.7 percent of original size [2019-08-22 21:48:50,106 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:50,106 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:135, output treesize:114 [2019-08-22 21:48:50,129 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_9|], 4=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|]} [2019-08-22 21:48:50,140 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:50,488 WARN L188 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-22 21:48:50,489 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:50,497 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:50,756 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-22 21:48:50,757 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:50,766 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:51,013 WARN L188 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-22 21:48:51,014 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:51,015 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:51,016 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:222, output treesize:219 [2019-08-22 21:48:51,052 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:51,325 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-22 21:48:51,326 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:51,327 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:51,329 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:246, output treesize:234 [2019-08-22 21:48:51,358 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_17|, |v_#memory_int_18|], 4=[|v_#memory_int_26|], 6=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|]} [2019-08-22 21:48:51,382 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:52,626 WARN L188 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 141 [2019-08-22 21:48:52,626 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:52,639 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:53,804 WARN L188 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 138 [2019-08-22 21:48:53,805 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:53,818 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:54,947 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 134 [2019-08-22 21:48:54,948 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:54,962 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:55,947 WARN L188 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-22 21:48:55,948 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:55,961 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:57,230 WARN L188 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 126 [2019-08-22 21:48:57,231 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,232 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 5 dim-2 vars, End of recursive call: 9 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:57,233 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:384, output treesize:453 [2019-08-22 21:48:57,390 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_22|]} [2019-08-22 21:48:57,408 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:48:57,409 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:57,488 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,500 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:48:57,501 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:57,575 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,577 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|, |v_#memory_int_27|], 2=[|v_#memory_int_9|]} [2019-08-22 21:48:57,606 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,607 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 39 [2019-08-22 21:48:57,607 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:57,748 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2019-08-22 21:48:57,749 INFO L567 ElimStorePlain]: treesize reduction 16, result has 87.7 percent of original size [2019-08-22 21:48:57,779 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,780 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 39 [2019-08-22 21:48:57,781 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:57,890 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-08-22 21:48:57,891 INFO L567 ElimStorePlain]: treesize reduction 24, result has 80.8 percent of original size [2019-08-22 21:48:57,911 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:48:57,911 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:57,961 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,971 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:48:57,972 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,009 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:58,011 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:48:58,015 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:58,015 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:126, output treesize:71 [2019-08-22 21:48:58,017 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:48:58,026 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_28|], 6=[|v_#memory_$Pointer$.base_27|, |v_#memory_$Pointer$.offset_27|]} [2019-08-22 21:48:58,037 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2019-08-22 21:48:58,038 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:58,048 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 1 [2019-08-22 21:48:58,049 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,120 INFO L567 ElimStorePlain]: treesize reduction 3, result has 96.8 percent of original size [2019-08-22 21:48:58,126 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:58,129 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-22 21:48:58,130 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,155 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:58,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:58,164 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 14 [2019-08-22 21:48:58,164 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,184 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:58,185 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,185 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:206, output treesize:54 [2019-08-22 21:48:58,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:48:58,206 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_13|], 3=[|v_#valid_23|]} [2019-08-22 21:48:58,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:58,263 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 246 [2019-08-22 21:48:58,264 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:58,311 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 239 [2019-08-22 21:48:58,312 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:58,929 WARN L188 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 99 [2019-08-22 21:48:58,929 INFO L567 ElimStorePlain]: treesize reduction 251, result has 47.7 percent of original size [2019-08-22 21:48:58,964 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:58,965 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2019-08-22 21:48:58,966 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:59,501 WARN L188 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-08-22 21:48:59,502 INFO L567 ElimStorePlain]: treesize reduction 14, result has 94.2 percent of original size [2019-08-22 21:48:59,504 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_29|], 2=[|v_#memory_int_17|, |v_#memory_int_18|], 6=[|v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_28|, |v_#memory_$Pointer$.offset_16|]} [2019-08-22 21:48:59,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:59,539 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2019-08-22 21:48:59,540 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:59,741 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-22 21:48:59,742 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:59,747 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:59,906 WARN L188 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-22 21:48:59,907 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:59,919 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:48:59,920 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 29 [2019-08-22 21:48:59,921 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:00,180 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-08-22 21:49:00,180 INFO L567 ElimStorePlain]: treesize reduction 4, result has 98.0 percent of original size [2019-08-22 21:49:00,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:00,198 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-22 21:49:00,198 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:00,297 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:00,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:00,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:00,315 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 18 [2019-08-22 21:49:00,316 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:00,398 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:00,407 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:00,410 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-22 21:49:00,410 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:00,479 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:00,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:00,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:00,491 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 18 [2019-08-22 21:49:00,492 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:00,540 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:00,542 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:49:00,542 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 11 variables, input treesize:482, output treesize:93 [2019-08-22 21:49:00,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,618 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,636 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-22 21:49:00,649 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,650 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-22 21:49:00,652 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-22 21:49:00,668 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,674 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,682 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,708 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,728 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,728 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,735 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:00,748 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:49:00,748 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:49:00,750 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 947#(and (= 0 main_~end~0.base) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.offset 0) (= main_~list~0.base main_~end~0.base) (<= 0 main_~end~0.base) (<= 0 main_~list~0.offset) (<= 0 main_~list~0.base) (<= 0 main_~end~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.base 0) (<= main_~end~0.base 0) (<= main_~list~0.offset 0)) [2019-08-22 21:49:00,751 INFO L179 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 921#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (or (not (= main_~end~0.offset 0)) (not (= 0 main_~end~0.base)))) [2019-08-22 21:49:00,751 INFO L179 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 846#(exists ((v_prenex_16 Int) (v_prenex_15 Int) (v_main_~end~0.offset_42 Int) (v_prenex_18 Int) (v_prenex_17 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_main_~end~0.base_42 Int)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.offset 0)) (= main_~list~0.base main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~list~0.offset 0)) (= ~unnamed1~0~BLACK (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= ~unnamed1~0~RED (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= ~unnamed1~0~RED (select (select |#memory_int| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (+ (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13) 4))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13) 0)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) main_~end~0.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) main_~end~0.base)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= 0 main_~list~0.base)) (= ~unnamed1~0~BLACK (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= ~unnamed1~0~RED (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~list~0.offset main_~end~0.offset) (not (= 0 main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_$Pointer$.base| v_prenex_16) v_prenex_15) main_~end~0.base) (not (= main_~end~0.offset 0)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_prenex_16) v_prenex_15)) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_prenex_18) v_prenex_17)) (not (= 0 main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED)) (= (select (select |#memory_$Pointer$.base| v_prenex_18) v_prenex_17) main_~end~0.base)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= ~unnamed1~0~RED (select (select |#memory_int| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (+ (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) main_~end~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (not (= 0 (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) main_~end~0.base)))) [2019-08-22 21:49:00,772 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:49:00,772 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:49:00,774 INFO L168 Benchmark]: Toolchain (without parser) took 12384.32 ms. Allocated memory was 134.2 MB in the beginning and 290.5 MB in the end (delta: 156.2 MB). Free memory was 87.6 MB in the beginning and 237.9 MB in the end (delta: -150.2 MB). Peak memory consumption was 124.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:00,775 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:49:00,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.36 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.4 MB in the beginning and 165.5 MB in the end (delta: -78.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:00,780 INFO L168 Benchmark]: Boogie Preprocessor took 74.14 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 162.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:00,782 INFO L168 Benchmark]: RCFGBuilder took 644.72 ms. Allocated memory is still 200.8 MB. Free memory was 162.2 MB in the beginning and 118.6 MB in the end (delta: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:00,782 INFO L168 Benchmark]: Symbolic Interpretation took 11089.49 ms. Allocated memory was 200.8 MB in the beginning and 290.5 MB in the end (delta: 89.7 MB). Free memory was 118.6 MB in the beginning and 237.9 MB in the end (delta: -119.3 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:00,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 1027]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 947#(and (= 0 main_~end~0.base) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.offset 0) (= main_~list~0.base main_~end~0.base) (<= 0 main_~end~0.base) (<= 0 main_~list~0.offset) (<= 0 main_~list~0.base) (<= 0 main_~end~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.base 0) (<= main_~end~0.base 0) (<= main_~list~0.offset 0)). Possible FailurePath: - UnprovableResult [Line: 1028]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 921#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (or (not (= main_~end~0.offset 0)) (not (= 0 main_~end~0.base)))). Possible FailurePath: - UnprovableResult [Line: 1038]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 846#(exists ((v_prenex_16 Int) (v_prenex_15 Int) (v_main_~end~0.offset_42 Int) (v_prenex_18 Int) (v_prenex_17 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_main_~end~0.base_42 Int)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.offset 0)) (= main_~list~0.base main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~list~0.offset 0)) (= ~unnamed1~0~BLACK (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= ~unnamed1~0~RED (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= ~unnamed1~0~RED (select (select |#memory_int| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (+ (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13) 4))) (not (= (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13) 0)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) main_~end~0.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_prenex_14) v_prenex_13)) (select (select |#memory_$Pointer$.offset| v_prenex_14) v_prenex_13))) main_~end~0.base)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= 0 main_~list~0.base)) (= ~unnamed1~0~BLACK (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= ~unnamed1~0~RED (select (select |#memory_int| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~list~0.offset main_~end~0.offset) (not (= 0 main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= (select (select |#memory_$Pointer$.base| v_prenex_16) v_prenex_15) main_~end~0.base) (not (= main_~end~0.offset 0)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_prenex_16) v_prenex_15)) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_prenex_18) v_prenex_17)) (not (= 0 main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~RED)) (= (select (select |#memory_$Pointer$.base| v_prenex_18) v_prenex_17) main_~end~0.base)) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= ~unnamed1~0~RED (select (select |#memory_int| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (+ (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42) 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) main_~end~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (not (= 0 (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~end~0.base_42) v_main_~end~0.offset_42)) (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_42) v_main_~end~0.offset_42))) main_~end~0.base)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 572.36 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.4 MB in the beginning and 165.5 MB in the end (delta: -78.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.14 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 162.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 644.72 ms. Allocated memory is still 200.8 MB. Free memory was 162.2 MB in the beginning and 118.6 MB in the end (delta: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 11089.49 ms. Allocated memory was 200.8 MB in the beginning and 290.5 MB in the end (delta: 89.7 MB). Free memory was 118.6 MB in the beginning and 237.9 MB in the end (delta: -119.3 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...