java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:06:03,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:06:03,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:06:03,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:06:03,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:06:03,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:06:03,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:06:03,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:06:03,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:06:03,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:06:03,401 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:06:03,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:06:03,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:06:03,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:06:03,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:06:03,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:06:03,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:06:03,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:06:03,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:06:03,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:06:03,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:06:03,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:06:03,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:06:03,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:06:03,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:06:03,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:06:03,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:06:03,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:06:03,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:06:03,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:06:03,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:06:03,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:06:03,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:06:03,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:06:03,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:06:03,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:06:03,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:06:03,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:06:03,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:06:03,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:06:03,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:06:03,426 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 07:06:03,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:06:03,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:06:03,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:06:03,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:06:03,442 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:06:03,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:06:03,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:06:03,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:06:03,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:06:03,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:06:03,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:06:03,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:06:03,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:06:03,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:06:03,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:06:03,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:06:03,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:06:03,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:06:03,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:06:03,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:06:03,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:06:03,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:06:03,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:06:03,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:06:03,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:06:03,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:06:03,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:06:03,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:06:03,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:06:03,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:06:03,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:06:03,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:06:03,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:06:03,514 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:06:03,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel-2.i [2019-08-18 07:06:03,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9ac5ddc/39287226342f4af8b96d502baaf7cd31/FLAG4c39b5a73 [2019-08-18 07:06:04,110 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:06:04,111 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-rb-sentinel-2.i [2019-08-18 07:06:04,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9ac5ddc/39287226342f4af8b96d502baaf7cd31/FLAG4c39b5a73 [2019-08-18 07:06:04,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9ac5ddc/39287226342f4af8b96d502baaf7cd31 [2019-08-18 07:06:04,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:06:04,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:06:04,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:06:04,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:06:04,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:06:04,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:06:04" (1/1) ... [2019-08-18 07:06:04,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5757befe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:04, skipping insertion in model container [2019-08-18 07:06:04,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:06:04" (1/1) ... [2019-08-18 07:06:04,441 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:06:04,486 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:06:04,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:06:04,965 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:06:05,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:06:05,082 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:06:05,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05 WrapperNode [2019-08-18 07:06:05,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:06:05,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:06:05,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:06:05,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:06:05,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:06:05,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:06:05,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:06:05,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:06:05,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:06:05" (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 07:06:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:06:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:06:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:06:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:06:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:06:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:06:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:06:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:06:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:06:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:06:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:06:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:06:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:06:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:06:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:06:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:06:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:06:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:06:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:06:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:06:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:06:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:06:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:06:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:06:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:06:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:06:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:06:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:06:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:06:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:06:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:06:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:06:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:06:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:06:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:06:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:06:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:06:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:06:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:06:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:06:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:06:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:06:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:06:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:06:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:06:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:06:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:06:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:06:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:06:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 07:06:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:06:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:06:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 07:06:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:06:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:06:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:06:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:06:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:06:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:06:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:06:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:06:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:06:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:06:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:06:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:06:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:06:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:06:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:06:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:06:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:06:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:06:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:06:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:06:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:06:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:06:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:06:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:06:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:06:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:06:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:06:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:06:05,805 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:06:05,806 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-18 07:06:05,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:06:05 BoogieIcfgContainer [2019-08-18 07:06:05,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:06:05,808 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:06:05,808 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:06:05,808 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:06:05,809 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:06:05" (1/1) ... [2019-08-18 07:06:05,821 INFO L148 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-18 07:06:05,824 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:06:05,830 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:06:05,839 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:06:05,841 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:06:05,920 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 07:06:05,921 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:06:05,946 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:05,947 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:06:05,947 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:06:05,972 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 07:06:06,091 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_7|, |v_#memory_int_6|], 6=[|v_#memory_$Pointer$.base_6|, |v_#memory_$Pointer$.offset_6|]} [2019-08-18 07:06:06,105 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 07:06:06,448 WARN L188 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-08-18 07:06:06,448 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:06,457 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 07:06:06,766 WARN L188 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-18 07:06:06,766 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:06,776 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 07:06:07,110 WARN L188 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-18 07:06:07,110 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:07,118 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 07:06:07,328 WARN L188 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-18 07:06:07,329 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:07,331 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:07,331 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:243, output treesize:219 [2019-08-18 07:06:07,355 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_11|], 4=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-18 07:06:07,367 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 07:06:08,207 WARN L188 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-08-18 07:06:08,208 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:08,224 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 07:06:08,921 WARN L188 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-18 07:06:08,922 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:08,932 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 07:06:10,008 WARN L188 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 123 [2019-08-18 07:06:10,009 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:10,011 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:10,011 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:330, output treesize:405 [2019-08-18 07:06:10,044 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 07:06:11,197 WARN L188 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 124 [2019-08-18 07:06:11,197 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:11,199 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:11,199 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:432, output treesize:420 [2019-08-18 07:06:11,233 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 4=[|v_#memory_int_30|], 6=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2019-08-18 07:06:11,287 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 07:06:15,578 WARN L188 SmtUtils]: Spent 4.29 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-18 07:06:15,578 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:15,615 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 07:06:20,134 WARN L188 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 167 [2019-08-18 07:06:20,134 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:20,149 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 07:06:24,487 WARN L188 SmtUtils]: Spent 4.34 s on a formula simplification that was a NOOP. DAG size: 163 [2019-08-18 07:06:24,487 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:24,520 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 07:06:28,612 WARN L188 SmtUtils]: Spent 4.09 s on a formula simplification that was a NOOP. DAG size: 159 [2019-08-18 07:06:28,612 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:28,625 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:34,574 WARN L188 SmtUtils]: Spent 5.95 s on a formula simplification that was a NOOP. DAG size: 155 [2019-08-18 07:06:34,574 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:34,576 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 5 dim-2 vars, End of recursive call: 12 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:34,577 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 12 variables, input treesize:573, output treesize:798 [2019-08-18 07:06:34,911 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:06:34,913 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:06:34,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:06:34,983 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_10, |v_#memory_int_11|, v_prenex_1, v_prenex_2, v_prenex_4], 4=[v_prenex_9, |v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.offset_28|, v_prenex_12]} [2019-08-18 07:06:37,013 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 07:13:35,017 WARN L188 SmtUtils]: Spent 6.97 m on a formula simplification that was a NOOP. DAG size: 337 [2019-08-18 07:13:35,018 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:37,040 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 07:20:32,293 WARN L188 SmtUtils]: Spent 6.92 m on a formula simplification that was a NOOP. DAG size: 334 [2019-08-18 07:20:32,294 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:34,312 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.