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/dll-rb-cnstr_1-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:55:32,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:55:32,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:55:32,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:55:32,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:55:32,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:55:32,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:55:32,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:55:32,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:55:32,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:55:32,506 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:55:32,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:55:32,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:55:32,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:55:32,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:55:32,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:55:32,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:55:32,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:55:32,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:55:32,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:55:32,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:55:32,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:55:32,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:55:32,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:55:32,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 06:55:32,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 06:55:32,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 06:55:32,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 06:55:32,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 06:55:32,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 06:55:32,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:55:32,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:55:32,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:55:32,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:55:32,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:55:32,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:55:32,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:55:32,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:55:32,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:55:32,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:55:32,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:55:32,558 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 [2019-08-18 06:55:32,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:55:32,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:55:32,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:55:32,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:55:32,583 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:55:32,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:55:32,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:55:32,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:55:32,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:55:32,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:55:32,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:55:32,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:55:32,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:55:32,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:55:32,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:55:32,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:55:32,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:55:32,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:55:32,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:55:32,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:55:32,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:55:32,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:55:32,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:55:32,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:55:32,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:55:32,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:55:32,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:55:32,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:55:32,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:55:32,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:55:32,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:55:32,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:55:32,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:55:32,663 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:55:32,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-rb-cnstr_1-2.i [2019-08-18 06:55:32,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55bbad4f/a7833b6d7f5140299a2e0d015bffaa3a/FLAG6a673f579 [2019-08-18 06:55:33,254 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:55:33,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-rb-cnstr_1-2.i [2019-08-18 06:55:33,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55bbad4f/a7833b6d7f5140299a2e0d015bffaa3a/FLAG6a673f579 [2019-08-18 06:55:33,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55bbad4f/a7833b6d7f5140299a2e0d015bffaa3a [2019-08-18 06:55:33,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:55:33,608 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:55:33,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:55:33,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:55:33,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:55:33,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:55:33" (1/1) ... [2019-08-18 06:55:33,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5578c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:33, skipping insertion in model container [2019-08-18 06:55:33,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:55:33" (1/1) ... [2019-08-18 06:55:33,624 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:55:33,673 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:55:34,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:55:34,048 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:55:34,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:55:34,146 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:55:34,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34 WrapperNode [2019-08-18 06:55:34,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:55:34,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:55:34,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:55:34,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:55:34,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:55:34,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:55:34,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:55:34,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:55:34,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:55:34" (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 [2019-08-18 06:55:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:55:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:55:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:55:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 06:55:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 06:55:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 06:55:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 06:55:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 06:55:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 06:55:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 06:55:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 06:55:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 06:55:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 06:55:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 06:55:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 06:55:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 06:55:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 06:55:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 06:55:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 06:55:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 06:55:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 06:55:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 06:55:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 06:55:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 06:55:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 06:55:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 06:55:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 06:55:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 06:55:34,273 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 06:55:34,273 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 06:55:34,273 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 06:55:34,273 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 06:55:34,273 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 06:55:34,273 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 06:55:34,274 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 06:55:34,274 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 06:55:34,274 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 06:55:34,274 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 06:55:34,274 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 06:55:34,274 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 06:55:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 06:55:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 06:55:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 06:55:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 06:55:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 06:55:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 06:55:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 06:55:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 06:55:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 06:55:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 06:55:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 06:55:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 06:55:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 06:55:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 06:55:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 06:55:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 06:55:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 06:55:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 06:55:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 06:55:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 06:55:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 06:55:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 06:55:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 06:55:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 06:55:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 06:55:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 06:55:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 06:55:34,282 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 06:55:34,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 06:55:34,282 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 06:55:34,282 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 06:55:34,282 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 06:55:34,282 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 06:55:34,283 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 06:55:34,284 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 06:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 06:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:55:34,854 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:55:34,854 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-08-18 06:55:34,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:55:34 BoogieIcfgContainer [2019-08-18 06:55:34,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:55:34,856 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:55:34,856 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:55:34,856 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:55:34,857 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:55:34" (1/1) ... [2019-08-18 06:55:34,876 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-18 06:55:34,878 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:55:34,890 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:55:34,897 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:55:34,899 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:55:34,968 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 [2019-08-18 06:55:34,968 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:55:34,990 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:34,990 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:55:34,991 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:55:35,000 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 06:55:35,064 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:35,172 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-08-18 06:55:35,173 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:35,180 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:35,269 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:35,271 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:35,271 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:126 [2019-08-18 06:55:35,300 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_12|, |v_#memory_int_13|], 16=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|]} [2019-08-18 06:55:35,312 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:36,113 WARN L188 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-18 06:55:36,114 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:36,125 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:36,789 WARN L188 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-18 06:55:36,790 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:36,803 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:37,222 WARN L188 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-18 06:55:37,222 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:37,235 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:37,723 WARN L188 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 06:55:37,724 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:37,727 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:37,731 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:385, output treesize:544 [2019-08-18 06:55:37,768 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:38,518 WARN L188 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-18 06:55:38,518 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:38,520 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:38,521 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:571, output treesize:559 [2019-08-18 06:55:38,558 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_22|, |v_#memory_int_23|, |v_#memory_int_24|], 4=[|v_#memory_int_32|], 20=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|]} [2019-08-18 06:55:38,621 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:46,055 WARN L188 SmtUtils]: Spent 7.43 s on a formula simplification that was a NOOP. DAG size: 180 [2019-08-18 06:55:46,056 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:46,118 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:52,691 WARN L188 SmtUtils]: Spent 6.57 s on a formula simplification that was a NOOP. DAG size: 176 [2019-08-18 06:55:52,692 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:52,755 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:55:58,729 WARN L188 SmtUtils]: Spent 5.97 s on a formula simplification that was a NOOP. DAG size: 173 [2019-08-18 06:55:58,730 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:55:58,753 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:56:05,233 WARN L188 SmtUtils]: Spent 6.48 s on a formula simplification that was a NOOP. DAG size: 169 [2019-08-18 06:56:05,234 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:56:05,260 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:56:13,071 WARN L188 SmtUtils]: Spent 7.81 s on a formula simplification that was a NOOP. DAG size: 165 [2019-08-18 06:56:13,071 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:56:13,130 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:56:21,255 WARN L188 SmtUtils]: Spent 8.12 s on a formula simplification that was a NOOP. DAG size: 161 [2019-08-18 06:56:21,255 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:56:21,257 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: 12 dim-0 vars, and 1 xjuncts. [2019-08-18 06:56:21,257 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 12 variables, input treesize:4612, output treesize:7210 [2019-08-18 06:56:22,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:56:22,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:56:23,003 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:56:23,079 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_19, |v_#memory_int_12|, |v_#memory_int_13|, v_prenex_3, v_prenex_4, v_prenex_18], 16=[|v_#memory_$Pointer$.offset_29|, v_prenex_21, |v_#memory_$Pointer$.base_29|, v_prenex_1, v_prenex_5, v_prenex_17]} [2019-08-18 06:56:25,098 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:21,043 WARN L188 SmtUtils]: Spent 5.93 m on a formula simplification that was a NOOP. DAG size: 386 [2019-08-18 07:02:21,044 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:23,085 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:08:20,984 WARN L188 SmtUtils]: Spent 5.96 m on a formula simplification that was a NOOP. DAG size: 383 [2019-08-18 07:08:20,985 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:08:23,011 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.