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 0.1.24-584d7b9 [2019-08-31 03:32:27,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:32:27,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:32:27,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:32:27,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:32:27,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:32:27,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:32:27,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:32:27,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:32:27,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:32:27,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:32:27,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:32:27,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:32:27,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:32:27,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:32:27,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:32:27,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:32:27,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:32:27,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:32:27,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:32:27,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:32:27,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:32:27,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:32:27,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:32:27,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:32:27,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:32:27,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:32:27,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:32:27,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:32:27,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:32:27,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:32:27,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:32:27,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:32:27,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:32:27,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:32:27,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:32:27,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:32:27,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:32:27,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:32:27,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:32:27,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:32:27,597 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 [2019-08-31 03:32:27,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:32:27,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:32:27,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:32:27,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:32:27,613 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:32:27,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:32:27,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:32:27,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:32:27,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:32:27,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:32:27,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:32:27,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:32:27,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:32:27,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:32:27,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:32:27,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:32:27,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:32:27,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:32:27,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:32:27,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:32:27,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:32:27,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:32:27,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:32:27,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:32:27,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:32:27,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:32:27,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:32:27,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:32:27,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:32:27,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:32:27,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:32:27,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:32:27,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:32:27,665 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:32:27,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-rb-cnstr_1-2.i [2019-08-31 03:32:27,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd1b1a0a/aa5ee994232b4938b4aeed966e6b0a82/FLAGfb89a2693 [2019-08-31 03:32:28,250 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:32:28,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-rb-cnstr_1-2.i [2019-08-31 03:32:28,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd1b1a0a/aa5ee994232b4938b4aeed966e6b0a82/FLAGfb89a2693 [2019-08-31 03:32:28,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd1b1a0a/aa5ee994232b4938b4aeed966e6b0a82 [2019-08-31 03:32:28,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:32:28,591 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:32:28,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:32:28,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:32:28,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:32:28,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:32:28" (1/1) ... [2019-08-31 03:32:28,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561c7df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:28, skipping insertion in model container [2019-08-31 03:32:28,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:32:28" (1/1) ... [2019-08-31 03:32:28,609 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:32:28,661 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:32:29,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:32:29,125 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:32:29,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:32:29,237 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:32:29,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29 WrapperNode [2019-08-31 03:32:29,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:32:29,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:32:29,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:32:29,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:32:29,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:29,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:32:29,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:32:29,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:32:29,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:32:29,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:32:29" (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 [2019-08-31 03:32:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:32:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:32:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:32:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:32:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:32:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:32:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:32:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:32:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:32:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:32:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:32:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:32:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:32:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:32:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:32:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:32:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:32:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:32:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:32:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:32:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:32:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:32:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:32:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:32:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:32:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:32:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:32:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:32:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:32:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:32:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:32:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:32:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:32:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:32:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:32:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:32:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:32:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:32:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:32:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:32:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:32:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:32:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:32:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:32:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:32:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:32:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:32:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:32:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:32:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:32:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:32:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:32:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:32:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:32:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:32:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:32:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:32:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:32:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:32:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:32:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:32:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:32:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:32:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:32:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:32:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:32:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:32:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:32:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:32:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:32:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:32:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:32:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:32:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:32:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:32:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:32:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:32:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:32:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:32:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:32:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:32:29,986 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:32:29,986 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-08-31 03:32:29,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:32:29 BoogieIcfgContainer [2019-08-31 03:32:29,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:32:29,988 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:32:29,989 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:32:29,989 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:32:29,990 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:32:29" (1/1) ... [2019-08-31 03:32:30,026 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-31 03:32:30,026 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:32:30,034 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:32:30,043 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:32:30,044 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:32:30,139 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 [2019-08-31 03:32:30,139 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:32:30,161 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:30,162 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:32:30,162 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:32:30,178 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:32:30,248 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:30,504 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2019-08-31 03:32:30,505 INFO L567 ElimStorePlain]: treesize reduction 9, result has 94.1 percent of original size [2019-08-31 03:32:30,512 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:30,604 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:30,606 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:30,606 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:164, output treesize:129 [2019-08-31 03:32:30,690 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|]} [2019-08-31 03:32:30,702 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:31,491 WARN L188 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-08-31 03:32:31,492 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:31,504 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:32,127 WARN L188 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-08-31 03:32:32,128 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:32,157 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:32,627 WARN L188 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-08-31 03:32:32,628 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:32,638 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:33,339 WARN L188 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 03:32:33,340 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:33,344 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. [2019-08-31 03:32:33,347 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:388, output treesize:547 [2019-08-31 03:32:33,402 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:34,276 WARN L188 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-08-31 03:32:34,276 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:34,278 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. [2019-08-31 03:32:34,279 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:574, output treesize:562 [2019-08-31 03:32:34,322 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|]} [2019-08-31 03:32:34,397 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:44,304 WARN L188 SmtUtils]: Spent 9.91 s on a formula simplification that was a NOOP. DAG size: 181 [2019-08-31 03:32:44,305 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:44,405 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:32:52,727 WARN L188 SmtUtils]: Spent 8.32 s on a formula simplification that was a NOOP. DAG size: 177 [2019-08-31 03:32:52,728 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:32:52,793 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:33:00,775 WARN L188 SmtUtils]: Spent 7.98 s on a formula simplification that was a NOOP. DAG size: 174 [2019-08-31 03:33:00,776 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:33:00,804 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:33:07,856 WARN L188 SmtUtils]: Spent 7.05 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-31 03:33:07,856 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:33:07,875 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:33:17,291 WARN L188 SmtUtils]: Spent 9.42 s on a formula simplification that was a NOOP. DAG size: 166 [2019-08-31 03:33:17,292 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:33:17,355 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:33:27,356 WARN L188 SmtUtils]: Spent 10.00 s on a formula simplification that was a NOOP. DAG size: 162 [2019-08-31 03:33:27,357 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:33:27,359 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. [2019-08-31 03:33:27,359 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 12 variables, input treesize:4615, output treesize:7213 [2019-08-31 03:33:28,004 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:33:28,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:33:28,022 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:33:28,104 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_19, v_prenex_20, |v_#memory_int_12|, |v_#memory_int_13|, v_prenex_4, v_prenex_6], 16=[|v_#memory_$Pointer$.offset_29|, v_prenex_21, |v_#memory_$Pointer$.base_29|, v_prenex_2, v_prenex_18, v_prenex_7]} [2019-08-31 03:33:30,145 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:44,993 WARN L188 SmtUtils]: Spent 6.25 m on a formula simplification that was a NOOP. DAG size: 387 [2019-08-31 03:39:44,994 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:46,606 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:57,140 WARN L188 SmtUtils]: Spent 6.18 m on a formula simplification that was a NOOP. DAG size: 384 [2019-08-31 03:45:57,141 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,166 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.