java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:48:48,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:48:48,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:48:48,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:48:48,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:48:48,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:48:48,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:48:48,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:48:48,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:48:48,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:48:48,112 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:48:48,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:48:48,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:48:48,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:48:48,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:48:48,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:48:48,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:48:48,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:48:48,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:48:48,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:48:48,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:48:48,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:48:48,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:48:48,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:48:48,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:48:48,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:48:48,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:48:48,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:48:48,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:48:48,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:48:48,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:48:48,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:48:48,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:48:48,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:48:48,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:48:48,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:48:48,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:48:48,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:48:48,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:48:48,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:48:48,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:48:48,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:48:48,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:48:48,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:48:48,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:48:48,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:48:48,154 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:48:48,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:48:48,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:48:48,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:48:48,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:48:48,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:48:48,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:48:48,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:48:48,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:48:48,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:48:48,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:48:48,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:48:48,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:48:48,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:48:48,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:48:48,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:48:48,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:48:48,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:48:48,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:48:48,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:48:48,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:48:48,159 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:48:48,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:48:48,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:48:48,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:48:48,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:48:48,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:48:48,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:48:48,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:48:48,204 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:48:48,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel-2.i [2019-08-22 21:48:48,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6adbbe023/87e620101890466781af5d47eded1e48/FLAG60cb9fc04 [2019-08-22 21:48:48,819 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:48:48,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-rb-sentinel-2.i [2019-08-22 21:48:48,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6adbbe023/87e620101890466781af5d47eded1e48/FLAG60cb9fc04 [2019-08-22 21:48:49,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6adbbe023/87e620101890466781af5d47eded1e48 [2019-08-22 21:48:49,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:48:49,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:48:49,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:48:49,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:48:49,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:48:49,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@301908a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49, skipping insertion in model container [2019-08-22 21:48:49,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,099 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:48:49,153 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:48:49,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:48:49,649 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:48:49,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:48:49,771 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:48:49,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49 WrapperNode [2019-08-22 21:48:49,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:48:49,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:48:49,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:48:49,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:48:49,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... [2019-08-22 21:48:49,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:48:49,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:48:49,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:48:49,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:48:49,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:48:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:48:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:48:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:48:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:48:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:48:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:48:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:48:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:48:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:48:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:48:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:48:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:48:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:48:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:48:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:48:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:48:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:48:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:48:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:48:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:48:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:48:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:48:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:48:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:48:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:48:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:48:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:48:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:48:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:48:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:48:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:48:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:48:50,450 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:48:50,451 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-22 21:48:50,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:48:50 BoogieIcfgContainer [2019-08-22 21:48:50,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:48:50,453 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:48:50,453 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:48:50,454 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:48:50,455 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:48:50" (1/1) ... [2019-08-22 21:48:50,471 INFO L148 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-22 21:48:50,473 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:48:50,482 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:48:50,491 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:48:50,493 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:48:50,582 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:48:50,583 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:50,596 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:50,597 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:48:50,597 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:48:50,624 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:48:50,725 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_7|, |v_#memory_int_6|], 6=[|v_#memory_$Pointer$.base_6|, |v_#memory_$Pointer$.offset_6|]} [2019-08-22 21:48:50,738 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:51,416 WARN L188 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-08-22 21:48:51,416 INFO L567 ElimStorePlain]: treesize reduction 9, result has 96.3 percent of original size [2019-08-22 21:48:51,426 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:51,744 WARN L188 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-22 21:48:51,745 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:51,753 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:52,019 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-22 21:48:52,020 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:52,027 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:52,233 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-22 21:48:52,233 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:52,235 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:52,235 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:255, output treesize:222 [2019-08-22 21:48:52,273 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_11|], 4=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-22 21:48:52,288 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:52,984 WARN L188 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-08-22 21:48:52,985 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:52,996 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:53,613 WARN L188 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-22 21:48:53,613 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:53,621 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:54,600 WARN L188 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-08-22 21:48:54,601 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:54,603 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:54,603 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:333, output treesize:408 [2019-08-22 21:48:54,635 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:55,739 WARN L188 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 125 [2019-08-22 21:48:55,740 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:55,742 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:55,742 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:435, output treesize:423 [2019-08-22 21:48:55,767 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 4=[|v_#memory_int_30|], 6=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2019-08-22 21:48:55,805 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:59,467 WARN L188 SmtUtils]: Spent 3.66 s on a formula simplification that was a NOOP. DAG size: 171 [2019-08-22 21:48:59,468 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:59,504 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:02,840 WARN L188 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 168 [2019-08-22 21:49:02,841 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:02,859 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:06,502 WARN L188 SmtUtils]: Spent 3.64 s on a formula simplification that was a NOOP. DAG size: 164 [2019-08-22 21:49:06,503 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:06,524 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:09,793 WARN L188 SmtUtils]: Spent 3.27 s on a formula simplification that was a NOOP. DAG size: 160 [2019-08-22 21:49:09,794 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:09,806 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:15,590 WARN L188 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 156 [2019-08-22 21:49:15,591 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:15,593 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 5 dim-2 vars, End of recursive call: 12 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:15,594 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 12 variables, input treesize:576, output treesize:801 [2019-08-22 21:49:15,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:15,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:15,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:15,953 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_19, |v_#memory_int_11|, v_prenex_2, v_prenex_18, v_prenex_17], 4=[|v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.offset_28|, v_prenex_1, v_prenex_4]} [2019-08-22 21:49:17,983 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.