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-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:07:56,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:07:56,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:07:56,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:07:56,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:07:56,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:07:56,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:07:56,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:07:56,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:07:56,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:07:56,069 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:07:56,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:07:56,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:07:56,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:07:56,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:07:56,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:07:56,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:07:56,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:07:56,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:07:56,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:07:56,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:07:56,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:07:56,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:07:56,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:07:56,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:07:56,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:07:56,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:07:56,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:07:56,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:07:56,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:07:56,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:07:56,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:07:56,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:07:56,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:07:56,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:07:56,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:07:56,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:07:56,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:07:56,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:07:56,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:07:56,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:07:56,097 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 20:07:56,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:07:56,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:07:56,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:07:56,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:07:56,120 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:07:56,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:07:56,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:07:56,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:07:56,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:07:56,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:07:56,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:07:56,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:07:56,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:07:56,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:07:56,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:07:56,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:07:56,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:07:56,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:07:56,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:07:56,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:07:56,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:07:56,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:07:56,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:07:56,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:07:56,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:07:56,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:07:56,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:07:56,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:07:56,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:07:56,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:07:56,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:07:56,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:07:56,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:07:56,182 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:07:56,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/tree-2.i [2019-08-14 20:07:56,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f95940db0/175565dc4e06481c8d8ec3b93095d612/FLAGc99341982 [2019-08-14 20:07:56,788 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:07:56,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-manipulation/tree-2.i [2019-08-14 20:07:56,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f95940db0/175565dc4e06481c8d8ec3b93095d612/FLAGc99341982 [2019-08-14 20:07:57,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f95940db0/175565dc4e06481c8d8ec3b93095d612 [2019-08-14 20:07:57,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:07:57,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:07:57,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:07:57,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:07:57,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:07:57,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30591134 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 20:07:57,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:07:57" (1/1) ... [2019-08-14 20:07:57,127 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:07:57,171 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:07:57,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:07:57,642 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:07:57,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:07:57,765 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:07:57,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:57 WrapperNode [2019-08-14 20:07:57,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:07:57,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:07:57,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:07:57,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:07:57,781 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 20:07:57,782 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 20:07:57,806 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 20:07:57,806 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 20:07:57,829 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 20:07:57,837 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 20:07:57,841 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 20:07:57,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:07:57,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:07:57,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:07:57,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:07:57,850 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 20:07:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:07:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:07:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-14 20:07:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-14 20:07:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-08-14 20:07:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2019-08-14 20:07:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure create_tree [2019-08-14 20:07:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tree [2019-08-14 20:07:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:07:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:07:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-14 20:07:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-14 20:07:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:07:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:07:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:07:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:07:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:07:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:07:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:07:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:07:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:07:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:07:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:07:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:07:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:07:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:07:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:07:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:07:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:07:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:07:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:07:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:07:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:07:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:07:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:07:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:07:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:07:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:07:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:07:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:07:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:07:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:07:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:07:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:07:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:07:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:07:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:07:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:07:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:07:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:07:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:07:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:07:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:07:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:07:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:07:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:07:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:07:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:07:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:07:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:07:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:07:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:07:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:07:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:07:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:07:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:07:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:07:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:07:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:07:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:07:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure create_tree [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:07:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:07:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:07:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure free_tree [2019-08-14 20:07:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:07:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:07:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:07:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:07:58,617 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:07:58,618 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-14 20:07:58,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:07:58 BoogieIcfgContainer [2019-08-14 20:07:58,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:07:58,620 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:07:58,620 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:07:58,621 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:07:58,622 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 20:07:58,948 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:07:59,081 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-08-14 20:07:59,707 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-08-14 20:07:59,754 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:07:59,977 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2019-08-14 20:08:00,348 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-08-14 20:08:00,685 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-08-14 20:08:01,073 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-14 20:08:01,356 WARN L188 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-14 20:08:01,586 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-08-14 20:08:01,950 WARN L188 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-08-14 20:08:02,336 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2019-08-14 20:08:02,513 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-08-14 20:08:02,750 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-14 20:08:02,983 WARN L188 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-14 20:08:03,472 WARN L188 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-08-14 20:08:03,959 WARN L188 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-08-14 20:08:04,911 WARN L188 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2019-08-14 20:08:05,259 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-14 20:08:05,921 WARN L188 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 104 [2019-08-14 20:08:06,266 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-14 20:08:06,310 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:06,656 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:06,808 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-08-14 20:08:07,132 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:07,148 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:07,156 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:07,590 WARN L188 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-08-14 20:08:08,096 WARN L188 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2019-08-14 20:08:08,570 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2019-08-14 20:08:08,692 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:09,078 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:08:09,156 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:09,164 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:09,197 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:09,623 WARN L188 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-08-14 20:08:10,215 WARN L188 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-08-14 20:08:10,684 WARN L188 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2019-08-14 20:08:10,765 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:11,377 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2019-08-14 20:08:11,651 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2019-08-14 20:08:11,898 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-08-14 20:08:12,281 WARN L188 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2019-08-14 20:08:12,645 WARN L188 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-14 20:08:12,936 WARN L188 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-14 20:08:13,162 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-08-14 20:08:13,554 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2019-08-14 20:08:13,967 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2019-08-14 20:08:14,231 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-08-14 20:08:14,560 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 78 [2019-08-14 20:08:14,760 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-14 20:08:15,212 WARN L188 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-08-14 20:08:15,435 WARN L188 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-14 20:08:15,926 WARN L188 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-08-14 20:08:16,904 WARN L188 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2019-08-14 20:08:17,241 WARN L188 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-14 20:08:17,932 WARN L188 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2019-08-14 20:08:18,243 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-14 20:08:18,253 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:18,596 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:18,994 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:19,002 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:19,007 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:19,425 WARN L188 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-08-14 20:08:19,973 WARN L188 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-08-14 20:08:20,433 WARN L188 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2019-08-14 20:08:20,554 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:20,912 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:08:20,946 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:21,001 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:21,008 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:08:21,434 WARN L188 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-08-14 20:08:21,925 WARN L188 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2019-08-14 20:08:22,401 WARN L188 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2019-08-14 20:08:22,600 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-08-14 20:08:22,729 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-14 20:08:22,860 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:08:46,341 WARN L188 SmtUtils]: Spent 22.91 s on a formula simplification that was a NOOP. DAG size: 213 [2019-08-14 20:09:33,093 WARN L188 SmtUtils]: Spent 42.47 s on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2019-08-14 20:09:52,850 WARN L188 SmtUtils]: Spent 18.93 s on a formula simplification that was a NOOP. DAG size: 210 [2019-08-14 20:10:10,332 WARN L188 SmtUtils]: Spent 16.36 s on a formula simplification that was a NOOP. DAG size: 206 [2019-08-14 20:10:14,440 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 77 [2019-08-14 20:10:44,226 WARN L188 SmtUtils]: Spent 29.78 s on a formula simplification. DAG size of input: 218 DAG size of output: 211 [2019-08-14 20:10:58,711 WARN L188 SmtUtils]: Spent 13.08 s on a formula simplification that was a NOOP. DAG size: 208 [2019-08-14 20:11:14,385 WARN L188 SmtUtils]: Spent 15.65 s on a formula simplification that was a NOOP. DAG size: 204 [2019-08-14 20:11:29,017 WARN L188 SmtUtils]: Spent 14.59 s on a formula simplification that was a NOOP. DAG size: 201 [2019-08-14 20:11:39,857 WARN L188 SmtUtils]: Spent 10.82 s on a formula simplification that was a NOOP. DAG size: 198 [2019-08-14 20:11:49,048 WARN L188 SmtUtils]: Spent 9.17 s on a formula simplification that was a NOOP. DAG size: 195 [2019-08-14 20:11:50,904 WARN L188 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 270 DAG size of output: 210