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-optional-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:26:43,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:26:43,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:26:43,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:26:43,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:26:43,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:26:43,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:26:43,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:26:43,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:26:43,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:26:43,670 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:26:43,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:26:43,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:26:43,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:26:43,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:26:43,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:26:43,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:26:43,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:26:43,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:26:43,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:26:43,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:26:43,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:26:43,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:26:43,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:26:43,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:26:43,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:26:43,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:26:43,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:26:43,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:26:43,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:26:43,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:26:43,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:26:43,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:26:43,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:26:43,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:26:43,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:26:43,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:26:43,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:26:43,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:26:43,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:26:43,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:26:43,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 20:26:43,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:26:43,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:26:43,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:26:43,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:26:43,743 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:26:43,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:26:43,743 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:26:43,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:26:43,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:26:43,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:26:43,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:26:43,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:26:43,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:26:43,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:26:43,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:26:43,747 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:26:43,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:26:43,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:26:43,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:26:43,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:26:43,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:26:43,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:26:43,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:26:43,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:26:43,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:26:43,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:26:43,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:26:43,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:26:43,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:26:43,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:26:43,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:26:43,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:26:43,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:26:43,834 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:26:43,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-optional-2.i [2019-08-14 20:26:43,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7117c77c3/298d87b2a94948eabb1e7fb510bc2325/FLAG46cd3de19 [2019-08-14 20:26:44,446 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:26:44,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-optional-2.i [2019-08-14 20:26:44,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7117c77c3/298d87b2a94948eabb1e7fb510bc2325/FLAG46cd3de19 [2019-08-14 20:26:44,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7117c77c3/298d87b2a94948eabb1e7fb510bc2325 [2019-08-14 20:26:44,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:26:44,746 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:26:44,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:26:44,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:26:44,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:26:44,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:26:44" (1/1) ... [2019-08-14 20:26:44,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad5badf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:44, skipping insertion in model container [2019-08-14 20:26:44,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:26:44" (1/1) ... [2019-08-14 20:26:44,761 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:26:44,802 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:26:45,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:26:45,227 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:26:45,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:26:45,348 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:26:45,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45 WrapperNode [2019-08-14 20:26:45,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:26:45,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:26:45,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:26:45,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:26:45,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... [2019-08-14 20:26:45,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:26:45,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:26:45,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:26:45,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:26:45,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:26:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:26:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:26:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:26:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:26:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:26:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:26:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:26:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:26:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:26:45,502 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:26:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:26:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:26:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:26:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:26:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:26:45,503 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:26:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:26:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:26:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:26:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:26:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:26:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:26:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:26:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:26:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:26:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:26:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:26:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:26:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:26:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:26:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:26:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:26:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:26:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:26:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:26:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:26:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:26:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:26:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:26:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:26:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:26:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:26:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:26:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:26:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:26:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:26:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:26:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-14 20:26:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:26:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:26:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-14 20:26:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:26:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:26:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:26:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:26:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:26:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:26:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:26:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:26:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:26:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:26:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:26:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:26:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:26:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:26:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:26:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:26:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:26:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:26:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:26:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:26:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:26:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:26:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:26:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:26:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:26:46,069 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:26:46,070 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 20:26:46,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:26:46 BoogieIcfgContainer [2019-08-14 20:26:46,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:26:46,072 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:26:46,072 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:26:46,073 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:26:46,074 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:26:46" (1/1) ... [2019-08-14 20:26:46,424 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:26:46,763 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:26:47,432 WARN L188 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-08-14 20:26:47,737 WARN L188 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-14 20:26:48,017 WARN L188 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-14 20:26:48,250 WARN L188 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:26:48,687 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-08-14 20:26:49,409 WARN L188 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2019-08-14 20:26:49,634 WARN L188 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-14 20:26:49,807 WARN L188 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-14 20:26:50,297 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2019-08-14 20:26:50,725 WARN L188 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2019-08-14 20:26:51,151 WARN L188 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2019-08-14 20:26:51,328 WARN L188 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-14 20:26:51,497 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-14 20:26:51,938 WARN L188 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2019-08-14 20:26:52,351 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2019-08-14 20:26:54,049 WARN L188 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 101 DAG size of output: 101 [2019-08-14 20:26:55,631 WARN L188 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2019-08-14 20:26:56,572 WARN L188 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-14 20:26:57,152 WARN L188 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-14 20:26:57,664 WARN L188 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-14 20:26:58,132 WARN L188 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-14 20:26:58,356 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-08-14 20:26:59,002 WARN L188 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 97 [2019-08-14 20:26:59,640 WARN L188 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 91 [2019-08-14 20:26:59,992 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2019-08-14 20:27:00,140 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-08-14 20:27:00,414 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-08-14 20:27:00,832 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2019-08-14 20:27:01,817 WARN L188 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 89 [2019-08-14 20:27:02,312 WARN L188 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-08-14 20:27:02,529 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:27:02,699 WARN L188 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-14 20:27:02,818 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:27:03,127 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:27:03,128 INFO L168 Benchmark]: Toolchain (without parser) took 18382.99 ms. Allocated memory was 140.0 MB in the beginning and 346.6 MB in the end (delta: 206.6 MB). Free memory was 86.2 MB in the beginning and 174.5 MB in the end (delta: -88.2 MB). Peak memory consumption was 210.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:27:03,129 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:27:03,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.83 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 165.9 MB in the end (delta: -79.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:27:03,130 INFO L168 Benchmark]: Boogie Preprocessor took 92.51 ms. Allocated memory is still 199.8 MB. Free memory was 165.9 MB in the beginning and 162.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:27:03,131 INFO L168 Benchmark]: RCFGBuilder took 627.64 ms. Allocated memory is still 199.8 MB. Free memory was 162.8 MB in the beginning and 118.4 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:27:03,131 INFO L168 Benchmark]: Symbolic Interpretation took 17055.38 ms. Allocated memory was 199.8 MB in the beginning and 346.6 MB in the end (delta: 146.8 MB). Free memory was 118.4 MB in the beginning and 174.5 MB in the end (delta: -56.1 MB). Peak memory consumption was 182.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:27:03,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 996]: 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 176#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 603.83 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 165.9 MB in the end (delta: -79.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.51 ms. Allocated memory is still 199.8 MB. Free memory was 165.9 MB in the beginning and 162.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 627.64 ms. Allocated memory is still 199.8 MB. Free memory was 162.8 MB in the beginning and 118.4 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 17055.38 ms. Allocated memory was 199.8 MB in the beginning and 346.6 MB in the end (delta: 146.8 MB). Free memory was 118.4 MB in the beginning and 174.5 MB in the end (delta: -56.1 MB). Peak memory consumption was 182.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...