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/list-simple/dll2n_append_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:13:17,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:13:17,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:13:17,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:13:17,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:13:17,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:13:17,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:13:17,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:13:17,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:13:17,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:13:17,174 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:13:17,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:13:17,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:13:17,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:13:17,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:13:17,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:13:17,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:13:17,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:13:17,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:13:17,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:13:17,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:13:17,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:13:17,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:13:17,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:13:17,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:13:17,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:13:17,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:13:17,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:13:17,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:13:17,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:13:17,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:13:17,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:13:17,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:13:17,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:13:17,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:13:17,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:13:17,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:13:17,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:13:17,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:13:17,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:13:17,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:13:17,204 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 [2019-08-18 07:13:17,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:13:17,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:13:17,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:13:17,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:13:17,228 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:13:17,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:13:17,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:13:17,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:13:17,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:13:17,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:13:17,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:13:17,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:13:17,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:13:17,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:13:17,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:13:17,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:13:17,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:13:17,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:13:17,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:13:17,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:13:17,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:13:17,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:13:17,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:13:17,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:13:17,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:13:17,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:13:17,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:13:17,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:13:17,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:13:17,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:13:17,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:13:17,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:13:17,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:13:17,284 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:13:17,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_append_equal.i [2019-08-18 07:13:17,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e02afc179/aa6ea74f6b504c45a9dd83e7ff36b380/FLAG97ad6d128 [2019-08-18 07:13:17,895 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:13:17,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_append_equal.i [2019-08-18 07:13:17,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e02afc179/aa6ea74f6b504c45a9dd83e7ff36b380/FLAG97ad6d128 [2019-08-18 07:13:18,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e02afc179/aa6ea74f6b504c45a9dd83e7ff36b380 [2019-08-18 07:13:18,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:13:18,209 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:13:18,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:13:18,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:13:18,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:13:18,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762031ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18, skipping insertion in model container [2019-08-18 07:13:18,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,227 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:13:18,282 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:13:18,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:13:18,739 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:13:18,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:13:18,873 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:13:18,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18 WrapperNode [2019-08-18 07:13:18,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:13:18,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:13:18,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:13:18,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:13:18,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (1/1) ... [2019-08-18 07:13:18,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:13:18,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:13:18,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:13:18,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:13:18,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:13:18" (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 [2019-08-18 07:13:19,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:13:19,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:13:19,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-18 07:13:19,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-18 07:13:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-18 07:13:19,030 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-08-18 07:13:19,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-08-18 07:13:19,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-08-18 07:13:19,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_append [2019-08-18 07:13:19,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:13:19,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:13:19,032 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-18 07:13:19,032 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-18 07:13:19,032 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:13:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:13:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:13:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:13:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:13:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:13:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:13:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:13:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:13:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:13:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:13:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:13:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:13:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:13:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:13:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:13:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:13:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:13:19,036 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:13:19,037 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:13:19,037 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:13:19,037 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:13:19,037 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:13:19,037 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:13:19,037 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:13:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:13:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:13:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:13:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:13:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:13:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:13:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:13:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:13:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:13:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:13:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:13:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:13:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:13:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:13:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:13:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:13:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:13:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:13:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:13:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:13:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:13:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 07:13:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:13:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:13:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:13:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:13:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:13:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:13:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:13:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:13:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:13:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:13:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:13:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:13:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:13:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:13:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:13:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:13:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:13:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:13:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:13:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:13:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:13:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:13:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:13:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:13:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:13:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-08-18 07:13:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-08-18 07:13:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:13:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:13:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure dll_append [2019-08-18 07:13:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:13:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:13:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-18 07:13:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:13:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:13:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:13:19,502 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-18 07:13:19,703 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:13:19,703 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-18 07:13:19,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:13:19 BoogieIcfgContainer [2019-08-18 07:13:19,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:13:19,706 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:13:19,706 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:13:19,706 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:13:19,707 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:13:19" (1/1) ... [2019-08-18 07:13:19,721 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:13:19,723 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:13:19,729 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:13:19,737 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:13:19,739 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:13:19,823 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 [2019-08-18 07:13:19,823 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:19,856 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:19,857 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:19,858 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:13:19,869 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 07:13:19,890 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_29|]} [2019-08-18 07:13:19,898 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2019-08-18 07:13:19,899 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:19,927 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:19,935 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-18 07:13:19,936 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:19,966 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:19,967 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:19,967 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:30 [2019-08-18 07:13:19,970 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-18 07:13:19,994 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_35|, |v_#memory_int_29|, |v_#memory_$Pointer$.offset_35|], 2=[|v_#memory_int_13|, |v_#memory_int_14|]} [2019-08-18 07:13:20,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,054 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 132 [2019-08-18 07:13:20,056 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,076 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 07:13:20,080 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,315 WARN L188 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-08-18 07:13:20,316 INFO L567 ElimStorePlain]: treesize reduction 4, result has 97.0 percent of original size [2019-08-18 07:13:20,327 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-18 07:13:20,327 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,398 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,416 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,422 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2019-08-18 07:13:20,422 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,482 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,490 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-18 07:13:20,491 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,536 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,547 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2019-08-18 07:13:20,547 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,593 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,594 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,594 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:279, output treesize:79 [2019-08-18 07:13:20,632 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_30|, |v_#memory_$Pointer$.offset_30|], 4=[|v_#memory_int_30|], 6=[|v_#memory_$Pointer$.base_36|, |v_#memory_$Pointer$.offset_36|]} [2019-08-18 07:13:20,642 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:20,766 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-18 07:13:20,767 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,773 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:20,895 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-18 07:13:20,896 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:20,910 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 11 [2019-08-18 07:13:20,911 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:20,987 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:20,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,000 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,003 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 32 [2019-08-18 07:13:21,004 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,067 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:21,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,078 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,080 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,082 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 32 [2019-08-18 07:13:21,083 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,133 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:21,134 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,134 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:157, output treesize:79 [2019-08-18 07:13:21,167 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 139 [2019-08-18 07:13:21,169 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,505 WARN L188 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2019-08-18 07:13:21,505 INFO L567 ElimStorePlain]: treesize reduction 5, result has 97.6 percent of original size [2019-08-18 07:13:21,521 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 129 [2019-08-18 07:13:21,522 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,687 WARN L188 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-18 07:13:21,688 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:21,690 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_BEFORE_CALL_3|], 2=[|v_old(#memory_$Pointer$.offset)_AFTER_CALL_2|, |v_old(#memory_$Pointer$.base)_AFTER_CALL_2|]} [2019-08-18 07:13:21,704 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 122 [2019-08-18 07:13:21,705 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,840 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-18 07:13:21,841 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:21,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,855 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 107 [2019-08-18 07:13:21,856 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:21,979 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-18 07:13:21,979 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:21,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:21,989 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 89 [2019-08-18 07:13:21,990 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:22,095 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-08-18 07:13:22,095 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:22,096 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-18 07:13:22,097 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:213, output treesize:155 [2019-08-18 07:13:22,103 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:22,123 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_2, |v_#memory_$Pointer$.base_30|, v_prenex_5, |v_#memory_$Pointer$.offset_30|], 4=[|v_#memory_$Pointer$.base_38|, |v_#memory_$Pointer$.offset_38|, v_prenex_1, v_prenex_3, v_prenex_4, |v_#memory_int_32|]} [2019-08-18 07:13:22,133 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:22,575 WARN L188 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 07:13:22,576 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:22,593 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:23,051 WARN L188 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-18 07:13:23,051 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:23,064 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:23,480 WARN L188 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-18 07:13:23,480 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:23,486 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:23,808 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-18 07:13:23,809 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:23,825 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:23,826 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:13:23,843 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 124 [2019-08-18 07:13:23,845 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:24,061 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-18 07:13:24,062 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:24,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:24,072 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:13:24,080 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 117 [2019-08-18 07:13:24,082 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:24,292 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-18 07:13:24,293 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:24,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:24,306 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:13:24,316 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 130 [2019-08-18 07:13:24,318 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:24,487 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-08-18 07:13:24,488 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:24,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:24,515 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 105 [2019-08-18 07:13:24,517 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:24,651 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-18 07:13:24,652 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:24,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:24,682 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:13:24,688 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 101 [2019-08-18 07:13:24,689 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:24,807 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-18 07:13:24,807 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:24,823 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:24,828 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 92 [2019-08-18 07:13:24,829 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:24,960 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-18 07:13:24,961 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:24,962 INFO L496 ElimStorePlain]: Start of recursive call 1: 10 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-18 07:13:24,963 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 10 variables, input treesize:305, output treesize:157 [2019-08-18 07:13:24,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:24,977 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_33|], 6=[|v_#memory_$Pointer$.base_39|, |v_#memory_$Pointer$.offset_39|]} [2019-08-18 07:13:25,003 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,005 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-18 07:13:25,005 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,057 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,068 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:13:25,078 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,079 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 48 [2019-08-18 07:13:25,080 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,185 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2019-08-18 07:13:25,186 INFO L567 ElimStorePlain]: treesize reduction 12, result has 89.9 percent of original size [2019-08-18 07:13:25,195 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,198 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,199 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:13:25,211 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,212 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 48 [2019-08-18 07:13:25,213 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,321 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-18 07:13:25,322 INFO L567 ElimStorePlain]: treesize reduction 16, result has 86.6 percent of original size [2019-08-18 07:13:25,323 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,323 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:126, output treesize:103 [2019-08-18 07:13:25,345 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_30|, |v_#memory_$Pointer$.offset_30|], 4=[|v_#memory_int_34|], 6=[|v_#memory_$Pointer$.base_40|, |v_#memory_$Pointer$.offset_40|]} [2019-08-18 07:13:25,349 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:25,406 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,412 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:25,462 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,471 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 11 [2019-08-18 07:13:25,472 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,516 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,529 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 32 [2019-08-18 07:13:25,529 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,568 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,582 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 32 [2019-08-18 07:13:25,583 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,617 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,618 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,618 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:145, output treesize:67 [2019-08-18 07:13:25,622 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_35|], 6=[|v_#memory_$Pointer$.base_41|, |v_#memory_$Pointer$.offset_41|]} [2019-08-18 07:13:25,660 INFO L341 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2019-08-18 07:13:25,661 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 110 [2019-08-18 07:13:25,662 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,696 INFO L341 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2019-08-18 07:13:25,697 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 110 [2019-08-18 07:13:25,699 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,817 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-18 07:13:25,818 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,827 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,909 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,910 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 177 [2019-08-18 07:13:25,911 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:25,920 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,926 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:25,946 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:25,947 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 143 [2019-08-18 07:13:25,948 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,231 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2019-08-18 07:13:26,232 INFO L567 ElimStorePlain]: treesize reduction 90, result has 70.9 percent of original size [2019-08-18 07:13:26,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:26,315 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:26,316 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 185 [2019-08-18 07:13:26,318 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:26,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:13:26,364 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:26,365 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 103 treesize of output 139 [2019-08-18 07:13:26,367 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,662 WARN L188 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 65 [2019-08-18 07:13:26,662 INFO L567 ElimStorePlain]: treesize reduction 78, result has 75.1 percent of original size [2019-08-18 07:13:26,663 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-18 07:13:26,664 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:233, output treesize:235 [2019-08-18 07:13:26,688 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:26,689 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:26,691 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:26,716 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_36|, |v_#memory_$Pointer$.base_42|, |v_#memory_$Pointer$.offset_42|], 2=[|v_#memory_int_8|]} [2019-08-18 07:13:26,723 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-18 07:13:26,723 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,740 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:26,781 INFO L341 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2019-08-18 07:13:26,782 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 33 treesize of output 19 [2019-08-18 07:13:26,782 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,801 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:26,845 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:26,846 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 33 treesize of output 53 [2019-08-18 07:13:26,846 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,892 INFO L567 ElimStorePlain]: treesize reduction 22, result has 75.6 percent of original size [2019-08-18 07:13:26,897 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-18 07:13:26,897 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,914 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:26,914 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:26,914 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:105, output treesize:49 [2019-08-18 07:13:26,923 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_37|], 10=[|v_#memory_$Pointer$.offset_43|, |v_#memory_$Pointer$.base_43|]} [2019-08-18 07:13:26,955 INFO L341 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2019-08-18 07:13:26,956 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2019-08-18 07:13:26,957 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-08-18 07:13:27,021 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:27,090 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:27,091 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 103 [2019-08-18 07:13:27,093 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:27,218 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2019-08-18 07:13:27,219 INFO L567 ElimStorePlain]: treesize reduction 48, result has 67.1 percent of original size [2019-08-18 07:13:27,285 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:27,286 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 103 [2019-08-18 07:13:27,288 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:13:27,421 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-18 07:13:27,421 INFO L567 ElimStorePlain]: treesize reduction 32, result has 76.3 percent of original size [2019-08-18 07:13:27,422 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:13:27,423 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:116, output treesize:103 [2019-08-18 07:13:27,428 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:27,450 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:27,461 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:13:27,464 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:13:27,465 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:13:27,467 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 143#(or (and (or (not (= main_~ptr~0.offset 0)) (not (= 0 main_~ptr~0.base))) (not (= main_~data~0 (select (select |#memory_int| main_~ptr~0.base) main_~ptr~0.offset)))) (and (= 0 main_~ptr~0.base) (not (= main_~count~0 (+ main_~len~0 1))) (= main_~ptr~0.offset 0))) [2019-08-18 07:13:27,477 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:13:27,477 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:13:27,478 INFO L168 Benchmark]: Toolchain (without parser) took 9269.34 ms. Allocated memory was 140.0 MB in the beginning and 312.5 MB in the end (delta: 172.5 MB). Free memory was 86.3 MB in the beginning and 155.5 MB in the end (delta: -69.2 MB). Peak memory consumption was 175.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:13:27,479 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:13:27,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.21 ms. Allocated memory was 140.0 MB in the beginning and 201.3 MB in the end (delta: 61.3 MB). Free memory was 86.0 MB in the beginning and 165.0 MB in the end (delta: -79.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-08-18 07:13:27,480 INFO L168 Benchmark]: Boogie Preprocessor took 82.72 ms. Allocated memory is still 201.3 MB. Free memory was 165.0 MB in the beginning and 161.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:13:27,481 INFO L168 Benchmark]: RCFGBuilder took 747.10 ms. Allocated memory is still 201.3 MB. Free memory was 161.9 MB in the beginning and 113.8 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:13:27,482 INFO L168 Benchmark]: Symbolic Interpretation took 7771.33 ms. Allocated memory was 201.3 MB in the beginning and 312.5 MB in the end (delta: 111.1 MB). Free memory was 113.8 MB in the beginning and 155.5 MB in the end (delta: -41.7 MB). Peak memory consumption was 141.9 MB. Max. memory is 7.1 GB. [2019-08-18 07:13:27,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 627]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 143#(or (and (or (not (= main_~ptr~0.offset 0)) (not (= 0 main_~ptr~0.base))) (not (= main_~data~0 (select (select |#memory_int| main_~ptr~0.base) main_~ptr~0.offset)))) (and (= 0 main_~ptr~0.base) (not (= main_~count~0 (+ main_~len~0 1))) (= main_~ptr~0.offset 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.21 ms. Allocated memory was 140.0 MB in the beginning and 201.3 MB in the end (delta: 61.3 MB). Free memory was 86.0 MB in the beginning and 165.0 MB in the end (delta: -79.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.72 ms. Allocated memory is still 201.3 MB. Free memory was 165.0 MB in the beginning and 161.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 747.10 ms. Allocated memory is still 201.3 MB. Free memory was 161.9 MB in the beginning and 113.8 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7771.33 ms. Allocated memory was 201.3 MB in the beginning and 312.5 MB in the end (delta: 111.1 MB). Free memory was 113.8 MB in the beginning and 155.5 MB in the end (delta: -41.7 MB). Peak memory consumption was 141.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...