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/heap-manipulation/tree-3.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:07:56,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:07:56,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:07:56,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:07:56,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:07:56,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:07:56,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:07:56,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:07:56,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:07:56,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:07:56,088 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:07:56,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:07:56,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:07:56,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:07:56,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:07:56,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:07:56,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:07:56,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:07:56,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:07:56,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:07:56,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:07:56,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:07:56,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:07:56,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:07:56,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:07:56,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:07:56,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:07:56,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:07:56,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:07:56,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:07:56,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:07:56,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:07:56,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:07:56,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:07:56,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:07:56,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:07:56,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:07:56,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:07:56,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:07:56,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:07:56,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:07:56,115 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 20:07:56,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:07:56,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:07:56,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:07:56,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:07:56,132 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:07:56,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:07:56,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:07:56,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:07:56,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:07:56,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:07:56,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:07:56,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:07:56,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:07:56,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:07:56,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:07:56,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:07:56,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:07:56,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:07:56,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:07:56,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:07:56,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:07:56,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:07:56,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:07:56,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:07:56,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:07:56,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:07:56,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:07:56,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:07:56,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:07:56,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:07:56,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:07:56,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:07:56,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:07:56,198 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:07:56,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/tree-3.i [2019-08-14 20:07:56,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bb285b7/c6d4ae4e516f46e78254ece9556ac3ac/FLAG387883319 [2019-08-14 20:07:56,828 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:07:56,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-manipulation/tree-3.i [2019-08-14 20:07:56,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bb285b7/c6d4ae4e516f46e78254ece9556ac3ac/FLAG387883319 [2019-08-14 20:07:57,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bb285b7/c6d4ae4e516f46e78254ece9556ac3ac [2019-08-14 20:07:57,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:07:57,138 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:07:57,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:07:57,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:07:57,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:07:57,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b289d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57, skipping insertion in model container [2019-08-14 20:07:57,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,155 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:07:57,205 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:07:57,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:07:57,647 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:07:57,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:07:57,767 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:07:57,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57 WrapperNode [2019-08-14 20:07:57,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:07:57,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:07:57,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:07:57,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:07:57,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:07:57,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:07:57,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:07:57,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:07:57,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57" (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 20:07:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:07:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:07:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-14 20:07:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-14 20:07:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-08-14 20:07:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2019-08-14 20:07:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure create_tree [2019-08-14 20:07:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tree [2019-08-14 20:07:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:07:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:07:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-14 20:07:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-14 20:07:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:07:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:07:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:07:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:07:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:07:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:07:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:07:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:07:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:07:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:07:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:07:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:07:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:07:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:07:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:07:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:07:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:07:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:07:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:07:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:07:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:07:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:07:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:07:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:07:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:07:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:07:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:07:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:07:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:07:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:07:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:07:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:07:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:07:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:07:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:07:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:07:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:07:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:07:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:07:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:07:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:07:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:07:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:07:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:07:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure create_tree [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:07:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:07:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:07:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure free_tree [2019-08-14 20:07:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:07:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:07:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:07:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:07:58,605 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:07:58,605 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-14 20:07:58,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:07:58 BoogieIcfgContainer [2019-08-14 20:07:58,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:07:58,610 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:07:58,610 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:07:58,611 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:07:58,615 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:07:58" (1/1) ... [2019-08-14 20:07:58,957 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:07:59,093 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-08-14 20:07:59,481 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-14 20:07:59,653 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-14 20:07:59,816 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-14 20:07:59,981 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 53 [2019-08-14 20:08:00,263 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-08-14 20:08:00,281 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:00,474 WARN L188 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-08-14 20:08:00,737 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-08-14 20:08:01,133 WARN L188 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-08-14 20:08:02,503 WARN L188 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 202 [2019-08-14 20:08:03,588 WARN L188 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 197 [2019-08-14 20:08:04,577 WARN L188 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-08-14 20:08:05,434 WARN L188 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-08-14 20:08:06,200 WARN L188 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-08-14 20:08:06,821 WARN L188 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-08-14 20:08:07,731 WARN L188 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 154 [2019-08-14 20:08:08,837 WARN L188 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 149 DAG size of output: 146 [2019-08-14 20:08:09,145 WARN L188 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-08-14 20:08:09,866 WARN L188 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 134 [2019-08-14 20:08:10,523 WARN L188 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2019-08-14 20:08:10,788 WARN L188 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-08-14 20:08:11,206 WARN L188 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 87 [2019-08-14 20:08:11,461 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-08-14 20:08:11,934 WARN L188 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-08-14 20:08:12,163 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-14 20:08:12,708 WARN L188 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2019-08-14 20:08:13,670 WARN L188 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 120 [2019-08-14 20:08:14,025 WARN L188 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-14 20:08:14,755 WARN L188 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 107 [2019-08-14 20:08:15,339 WARN L188 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2019-08-14 20:08:15,978 WARN L188 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 103 [2019-08-14 20:08:16,000 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:16,315 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-14 20:08:16,612 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-14 20:08:16,787 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:08:16,969 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:17,077 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-08-14 20:08:17,317 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:17,392 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:17,400 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:17,896 WARN L188 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-08-14 20:08:18,451 WARN L188 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 73 [2019-08-14 20:08:18,945 WARN L188 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-08-14 20:08:19,116 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:19,503 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:19,543 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:19,550 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:20,042 WARN L188 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-08-14 20:08:20,585 WARN L188 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 73 [2019-08-14 20:08:21,090 WARN L188 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-08-14 20:08:21,197 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:21,605 WARN L188 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-14 20:08:21,753 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-14 20:08:21,907 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-14 20:08:22,038 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 53 [2019-08-14 20:08:22,246 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-08-14 20:08:22,274 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:22,451 WARN L188 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-08-14 20:08:22,680 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-08-14 20:08:23,077 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-08-14 20:08:24,385 WARN L188 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 196 [2019-08-14 20:08:25,373 WARN L188 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-08-14 20:08:26,291 WARN L188 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-08-14 20:08:27,122 WARN L188 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-08-14 20:08:27,801 WARN L188 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-08-14 20:08:28,952 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-08-14 20:08:29,466 WARN L188 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-08-14 20:08:30,245 WARN L188 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 148 [2019-08-14 20:08:30,601 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-08-14 20:08:31,038 WARN L188 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2019-08-14 20:08:31,286 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-14 20:08:31,530 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-14 20:08:31,996 WARN L188 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-08-14 20:08:32,508 WARN L188 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 92 [2019-08-14 20:08:33,464 WARN L188 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 119 [2019-08-14 20:08:33,824 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-14 20:08:34,510 WARN L188 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 106 [2019-08-14 20:08:34,855 WARN L188 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-08-14 20:08:34,865 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:35,244 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-14 20:08:35,467 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-14 20:08:35,704 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2019-08-14 20:08:35,934 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:36,051 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-08-14 20:08:36,307 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:36,314 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:36,338 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:36,812 WARN L188 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-08-14 20:08:37,346 WARN L188 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 73 [2019-08-14 20:08:37,851 WARN L188 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-08-14 20:08:37,862 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:38,025 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:38,133 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-08-14 20:08:38,410 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-08-14 20:08:38,464 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:38,516 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:38,523 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:38,958 WARN L188 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-08-14 20:08:39,508 WARN L188 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2019-08-14 20:08:40,018 WARN L188 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2019-08-14 20:08:43,043 WARN L188 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2019-08-14 20:08:43,856 WARN L188 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-08-14 20:08:44,789 WARN L188 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-08-14 20:08:45,758 WARN L188 SmtUtils]: Spent 941.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-14 20:08:47,580 WARN L188 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 122 [2019-08-14 20:08:51,332 WARN L188 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 416 DAG size of output: 333