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-ext3-properties/dll_nullified-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:37:22,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:37:22,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:37:22,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:37:22,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:37:22,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:37:22,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:37:22,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:37:22,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:37:22,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:37:22,221 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:37:22,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:37:22,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:37:22,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:37:22,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:37:22,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:37:22,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:37:22,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:37:22,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:37:22,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:37:22,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:37:22,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:37:22,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:37:22,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:37:22,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:37:22,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:37:22,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:37:22,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:37:22,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:37:22,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:37:22,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:37:22,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:37:22,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:37:22,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:37:22,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:37:22,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:37:22,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:37:22,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:37:22,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:37:22,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:37:22,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:37:22,247 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 20:37:22,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:37:22,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:37:22,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:37:22,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:37:22,262 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:37:22,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:37:22,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:37:22,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:37:22,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:37:22,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:37:22,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:37:22,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:37:22,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:37:22,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:37:22,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:37:22,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:37:22,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:37:22,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:37:22,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:37:22,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:37:22,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:37:22,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:37:22,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:37:22,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:37:22,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:37:22,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:37:22,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:37:22,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:37:22,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:37:22,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:37:22,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:37:22,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:37:22,327 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:37:22,327 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:37:22,328 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/dll_nullified-1.i [2019-08-14 20:37:22,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ffe0924f/b9f1cde7106442eba8dd93efacbac4ce/FLAG53bf8e5c2 [2019-08-14 20:37:22,872 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:37:22,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/dll_nullified-1.i [2019-08-14 20:37:22,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ffe0924f/b9f1cde7106442eba8dd93efacbac4ce/FLAG53bf8e5c2 [2019-08-14 20:37:23,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ffe0924f/b9f1cde7106442eba8dd93efacbac4ce [2019-08-14 20:37:23,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:37:23,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:37:23,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:37:23,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:37:23,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:37:23,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:23,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c1654a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23, skipping insertion in model container [2019-08-14 20:37:23,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:23,251 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:37:23,308 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:37:23,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:37:23,812 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:37:23,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:37:23,962 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:37:23,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23 WrapperNode [2019-08-14 20:37:23,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:37:23,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:37:23,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:37:23,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:37:23,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:23,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:24,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:24,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:24,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:24,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:24,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (1/1) ... [2019-08-14 20:37:24,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:37:24,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:37:24,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:37:24,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:37:24,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:37:23" (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 20:37:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:37:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:37:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-14 20:37:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-14 20:37:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-14 20:37:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-08-14 20:37:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:37:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:37:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:37:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-14 20:37:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-14 20:37:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:37:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:37:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:37:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:37:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:37:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:37:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:37:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:37:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:37:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:37:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:37:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:37:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:37:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:37:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:37:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:37:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:37:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:37:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:37:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:37:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:37:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:37:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:37:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:37:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:37:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:37:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:37:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:37:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:37:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:37:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:37:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:37:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:37:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:37:24,143 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:37:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:37:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:37:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:37:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:37:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:37:24,144 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-14 20:37:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:37:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:37:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-14 20:37:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:37:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:37:24,145 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-14 20:37:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:37:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:37:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:37:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:37:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:37:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:37:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:37:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:37:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:37:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:37:24,148 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:37:24,149 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:37:24,149 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:37:24,149 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:37:24,150 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:37:24,150 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:37:24,150 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:37:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:37:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:37:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:37:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:37:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:37:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:37:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:37:24,153 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-14 20:37:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:37:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-14 20:37:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-08-14 20:37:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:37:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:37:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:37:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:37:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:37:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:37:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:37:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:37:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:37:24,446 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-14 20:37:24,679 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:37:24,680 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-14 20:37:24,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:37:24 BoogieIcfgContainer [2019-08-14 20:37:24,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:37:24,682 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:37:24,682 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:37:24,682 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:37:24,683 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:37:24" (1/1) ... [2019-08-14 20:37:24,970 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-14 20:37:25,013 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:37:25,239 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-08-14 20:37:26,908 WARN L188 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2019-08-14 20:37:27,389 WARN L188 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-14 20:37:27,812 WARN L188 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-14 20:37:28,130 WARN L188 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-14 20:37:28,462 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-14 20:37:28,739 WARN L188 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-14 20:37:28,992 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-14 20:37:29,164 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-14 20:37:29,625 WARN L188 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-08-14 20:37:29,875 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-14 20:37:30,274 WARN L188 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-08-14 20:37:30,671 WARN L188 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-08-14 20:37:31,589 WARN L188 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 111 [2019-08-14 20:37:32,020 WARN L188 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-14 20:37:32,498 WARN L188 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-08-14 20:37:32,894 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-14 20:37:33,230 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-14 20:37:58,683 WARN L188 SmtUtils]: Spent 25.38 s on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2019-08-14 20:38:11,960 WARN L188 SmtUtils]: Spent 13.22 s on a formula simplification that was a NOOP. DAG size: 232 [2019-08-14 20:38:24,127 WARN L188 SmtUtils]: Spent 12.15 s on a formula simplification that was a NOOP. DAG size: 228 [2019-08-14 20:38:34,412 WARN L188 SmtUtils]: Spent 10.24 s on a formula simplification that was a NOOP. DAG size: 224 [2019-08-14 20:38:43,215 WARN L188 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 220 [2019-08-14 20:38:52,424 WARN L188 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 222 [2019-08-14 20:39:00,366 WARN L188 SmtUtils]: Spent 7.91 s on a formula simplification that was a NOOP. DAG size: 218 [2019-08-14 20:39:07,204 WARN L188 SmtUtils]: Spent 6.82 s on a formula simplification that was a NOOP. DAG size: 214 [2019-08-14 20:39:14,682 WARN L188 SmtUtils]: Spent 7.45 s on a formula simplification that was a NOOP. DAG size: 216 [2019-08-14 20:39:24,622 WARN L188 SmtUtils]: Spent 9.27 s on a formula simplification. DAG size of input: 212 DAG size of output: 212 [2019-08-14 20:39:28,330 WARN L188 SmtUtils]: Spent 3.41 s on a formula simplification that was a NOOP. DAG size: 212 [2019-08-14 20:39:31,303 WARN L188 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 201 [2019-08-14 20:39:36,144 WARN L188 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 190 [2019-08-14 20:39:37,929 WARN L188 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 175 [2019-08-14 20:39:40,789 WARN L188 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 164 DAG size of output: 162 [2019-08-14 20:39:41,896 WARN L188 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 159 [2019-08-14 20:39:42,837 WARN L188 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-08-14 20:39:43,468 WARN L188 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-14 20:39:43,509 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:39:43,512 WARN L211 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:39:43,515 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:39:43,623 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:39:43,765 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-08-14 20:39:45,316 WARN L188 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2019-08-14 20:39:45,723 WARN L188 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-14 20:39:45,966 WARN L188 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-14 20:39:46,187 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-08-14 20:39:46,445 WARN L188 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-14 20:39:46,684 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-14 20:39:46,864 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-14 20:39:47,007 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-14 20:39:47,200 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:39:48,385 WARN L188 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2019-08-14 20:39:48,722 WARN L188 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-14 20:39:48,987 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-14 20:39:49,191 WARN L188 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-08-14 20:39:49,452 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-14 20:39:49,698 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-14 20:39:49,885 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-14 20:39:50,052 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-14 20:39:51,293 WARN L188 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 229 [2019-08-14 20:39:51,359 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:39:51,361 INFO L168 Benchmark]: Toolchain (without parser) took 148127.06 ms. Allocated memory was 142.1 MB in the beginning and 356.0 MB in the end (delta: 213.9 MB). Free memory was 88.4 MB in the beginning and 231.5 MB in the end (delta: -143.0 MB). Peak memory consumption was 222.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:51,361 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 107.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 20:39:51,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.57 ms. Allocated memory was 142.1 MB in the beginning and 200.8 MB in the end (delta: 58.7 MB). Free memory was 88.4 MB in the beginning and 164.4 MB in the end (delta: -76.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:51,363 INFO L168 Benchmark]: Boogie Preprocessor took 112.76 ms. Allocated memory is still 200.8 MB. Free memory was 164.4 MB in the beginning and 161.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:51,363 INFO L168 Benchmark]: RCFGBuilder took 604.99 ms. Allocated memory is still 200.8 MB. Free memory was 161.8 MB in the beginning and 117.0 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:51,363 INFO L168 Benchmark]: Symbolic Interpretation took 146677.74 ms. Allocated memory was 200.8 MB in the beginning and 356.0 MB in the end (delta: 155.2 MB). Free memory was 117.0 MB in the beginning and 231.5 MB in the end (delta: -114.5 MB). Peak memory consumption was 192.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:51,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 605]: 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 227#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 107.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 727.57 ms. Allocated memory was 142.1 MB in the beginning and 200.8 MB in the end (delta: 58.7 MB). Free memory was 88.4 MB in the beginning and 164.4 MB in the end (delta: -76.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.76 ms. Allocated memory is still 200.8 MB. Free memory was 164.4 MB in the beginning and 161.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 604.99 ms. Allocated memory is still 200.8 MB. Free memory was 161.8 MB in the beginning and 117.0 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 146677.74 ms. Allocated memory was 200.8 MB in the beginning and 356.0 MB in the end (delta: 155.2 MB). Free memory was 117.0 MB in the beginning and 231.5 MB in the end (delta: -114.5 MB). Peak memory consumption was 192.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...