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/dll-simple-white-blue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:42:30,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:42:30,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:42:30,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:42:30,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:42:30,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:42:30,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:42:30,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:42:30,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:42:30,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:42:30,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:42:30,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:42:30,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:42:30,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:42:30,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:42:30,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:42:30,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:42:30,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:42:30,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:42:30,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:42:30,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:42:30,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:42:30,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:42:30,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:42:30,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:42:30,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:42:30,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:42:30,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:42:30,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:42:30,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:42:30,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:42:30,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:42:30,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:42:30,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:42:30,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:42:30,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:42:30,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:42:30,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:42:30,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:42:30,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:42:30,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:42:30,490 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 [2019-08-31 03:42:30,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:42:30,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:42:30,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:42:30,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:42:30,520 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:42:30,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:42:30,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:42:30,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:42:30,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:42:30,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:42:30,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:42:30,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:42:30,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:42:30,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:42:30,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:42:30,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:42:30,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:42:30,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:42:30,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:42:30,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:42:30,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:42:30,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:42:30,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:42:30,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:42:30,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:42:30,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:42:30,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:42:30,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:42:30,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:42:30,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:42:30,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:42:30,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:42:30,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:42:30,595 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:42:30,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i [2019-08-31 03:42:30,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5797ef8a8/5f06ecd0cd25409f93bf7ad42597c1d2/FLAGdee5424d7 [2019-08-31 03:42:31,225 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:42:31,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i [2019-08-31 03:42:31,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5797ef8a8/5f06ecd0cd25409f93bf7ad42597c1d2/FLAGdee5424d7 [2019-08-31 03:42:31,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5797ef8a8/5f06ecd0cd25409f93bf7ad42597c1d2 [2019-08-31 03:42:31,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:42:31,485 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:42:31,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:42:31,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:42:31,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:42:31,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:42:31" (1/1) ... [2019-08-31 03:42:31,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3796d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:31, skipping insertion in model container [2019-08-31 03:42:31,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:42:31" (1/1) ... [2019-08-31 03:42:31,499 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:42:31,541 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:42:32,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:42:32,037 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:42:32,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:42:32,151 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:42:32,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32 WrapperNode [2019-08-31 03:42:32,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:42:32,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:42:32,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:42:32,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:42:32,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:42:32,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:42:32,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:42:32,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:42:32,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:32" (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 [2019-08-31 03:42:32,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:42:32,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:42:32,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:42:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:42:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:42:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:42:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:42:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:42:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:42:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:42:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:42:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:42:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:42:32,282 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:42:32,282 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:42:32,282 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:42:32,282 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:42:32,282 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:42:32,283 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:42:32,283 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:42:32,283 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:42:32,283 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:42:32,283 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:42:32,283 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:42:32,284 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:42:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:42:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:42:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:42:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:42:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:42:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:42:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:42:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:42:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:42:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:42:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:42:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:42:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:42:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:42:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:42:32,294 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:42:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:42:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:42:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:42:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:42:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:42:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:42:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:42:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:42:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:42:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:42:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:42:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:42:32,896 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:42:32,897 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-31 03:42:32,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:42:32 BoogieIcfgContainer [2019-08-31 03:42:32,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:42:32,900 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:42:32,900 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:42:32,900 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:42:32,902 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:42:32" (1/1) ... [2019-08-31 03:42:32,950 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:42:32,950 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:42:32,962 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:42:32,973 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:42:32,974 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:42:33,062 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 [2019-08-31 03:42:33,063 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:42:33,084 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:33,085 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:42:33,085 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:42:33,101 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:42:33,162 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:33,489 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2019-08-31 03:42:33,491 INFO L567 ElimStorePlain]: treesize reduction 9, result has 94.1 percent of original size [2019-08-31 03:42:33,505 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:33,613 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 03:42:33,614 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:33,616 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:33,617 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:164, output treesize:129 [2019-08-31 03:42:33,672 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_13|, |v_#memory_$Pointer$.base_10|], 4=[|v_#memory_int_14|], 16=[|v_#memory_$Pointer$.offset_33|, |v_#memory_$Pointer$.base_33|]} [2019-08-31 03:42:33,692 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:34,780 WARN L188 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 132 [2019-08-31 03:42:34,781 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:34,797 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:35,758 WARN L188 SmtUtils]: Spent 960.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-08-31 03:42:35,759 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:35,771 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:36,638 WARN L188 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-31 03:42:36,639 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:36,654 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:37,429 WARN L188 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-31 03:42:37,430 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:37,443 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:38,627 WARN L188 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 118 [2019-08-31 03:42:38,627 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:38,656 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:39,695 WARN L188 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 114 [2019-08-31 03:42:39,695 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:39,698 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 6 dim-2 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:39,698 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:423, output treesize:554 [2019-08-31 03:42:39,737 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:42:39,784 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_34|, |v_#memory_$Pointer$.base_10|], 4=[|v_#memory_int_14|], 6=[|v_#memory_int_13|], 16=[|v_#memory_$Pointer$.base_34|, |v_#memory_$Pointer$.offset_34|]} [2019-08-31 03:42:39,926 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:40,012 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:43:08,216 WARN L188 SmtUtils]: Spent 28.20 s on a formula simplification that was a NOOP. DAG size: 224 [2019-08-31 03:43:08,217 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:43:08,464 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:43:33,227 WARN L188 SmtUtils]: Spent 24.76 s on a formula simplification that was a NOOP. DAG size: 218 [2019-08-31 03:43:33,228 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:43:33,390 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:43:33,456 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:43:59,755 WARN L188 SmtUtils]: Spent 26.30 s on a formula simplification that was a NOOP. DAG size: 216 [2019-08-31 03:43:59,755 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:43:59,954 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:44:00,065 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:44:31,130 WARN L188 SmtUtils]: Spent 31.06 s on a formula simplification that was a NOOP. DAG size: 221 [2019-08-31 03:44:31,131 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:44:31,233 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:44:31,377 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:02,761 WARN L188 SmtUtils]: Spent 31.38 s on a formula simplification that was a NOOP. DAG size: 217 [2019-08-31 03:45:02,761 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:02,861 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:28,619 WARN L188 SmtUtils]: Spent 25.76 s on a formula simplification that was a NOOP. DAG size: 213 [2019-08-31 03:45:28,620 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:28,794 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:58,427 WARN L188 SmtUtils]: Spent 29.63 s on a formula simplification that was a NOOP. DAG size: 209 [2019-08-31 03:45:58,428 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:58,432 INFO L496 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 7 dim-2 vars, End of recursive call: 21 dim-0 vars, and 2 xjuncts. [2019-08-31 03:45:58,433 INFO L221 ElimStorePlain]: Needed 12 recursive calls to eliminate 18 variables, input treesize:5910, output treesize:6601 [2019-08-31 03:45:58,943 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_21|]} [2019-08-31 03:45:58,969 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 [2019-08-31 03:45:58,969 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:59,154 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-31 03:45:59,154 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,181 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 [2019-08-31 03:45:59,181 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:59,355 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 03:45:59,356 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,359 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_35|], 2=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_13|, |v_#memory_$Pointer$.base_10|], 4=[|v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_35|, |v_#memory_$Pointer$.offset_35|]} [2019-08-31 03:45:59,388 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 15 treesize of output 1 [2019-08-31 03:45:59,389 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:59,527 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-31 03:45:59,528 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,534 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:59,664 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 03:45:59,664 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,675 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-31 03:45:59,676 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:59,777 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-31 03:45:59,778 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,783 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:59,865 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:45:59,878 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 20 treesize of output 9 [2019-08-31 03:45:59,879 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:59,950 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:59,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:45:59,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:00,115 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2019-08-31 03:46:00,116 INFO L341 Elim1Store]: treesize reduction 50, result has 66.2 percent of original size [2019-08-31 03:46:00,116 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 2 case distinctions, treesize of input 97 treesize of output 142 [2019-08-31 03:46:00,118 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:00,316 WARN L188 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 68 [2019-08-31 03:46:00,317 INFO L567 ElimStorePlain]: treesize reduction 83, result has 69.5 percent of original size [2019-08-31 03:46:00,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:00,533 WARN L188 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-08-31 03:46:00,534 INFO L341 Elim1Store]: treesize reduction 12, result has 92.9 percent of original size [2019-08-31 03:46:00,535 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 202 [2019-08-31 03:46:00,537 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:00,789 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2019-08-31 03:46:00,790 INFO L567 ElimStorePlain]: treesize reduction 137, result has 52.6 percent of original size [2019-08-31 03:46:00,791 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,793 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:00,794 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,794 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:00,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,798 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,800 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 7 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:00,800 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 11 variables, input treesize:312, output treesize:134 [2019-08-31 03:46:00,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:00,856 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_22|]} [2019-08-31 03:46:00,868 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 [2019-08-31 03:46:00,868 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:00,980 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-31 03:46:00,981 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:00,991 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 [2019-08-31 03:46:00,992 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,102 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-31 03:46:01,103 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:01,105 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_36|], 2=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|], 4=[|v_#memory_$Pointer$.base_36|, |v_#memory_$Pointer$.offset_36|, |v_#memory_int_24|]} [2019-08-31 03:46:01,116 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 15 treesize of output 1 [2019-08-31 03:46:01,117 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,196 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:01,200 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:01,272 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:01,277 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:46:01,334 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:01,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:01,412 INFO L341 Elim1Store]: treesize reduction 7, result has 89.4 percent of original size [2019-08-31 03:46:01,413 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 2 case distinctions, treesize of input 40 treesize of output 78 [2019-08-31 03:46:01,414 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,551 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2019-08-31 03:46:01,551 INFO L567 ElimStorePlain]: treesize reduction 34, result has 78.8 percent of original size [2019-08-31 03:46:01,558 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:01,634 INFO L341 Elim1Store]: treesize reduction 7, result has 89.4 percent of original size [2019-08-31 03:46:01,634 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 2 case distinctions, treesize of input 40 treesize of output 78 [2019-08-31 03:46:01,636 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,769 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 63 [2019-08-31 03:46:01,770 INFO L567 ElimStorePlain]: treesize reduction 34, result has 78.9 percent of original size [2019-08-31 03:46:01,777 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:01,778 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 20 treesize of output 9 [2019-08-31 03:46:01,778 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:01,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:01,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:01,843 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,843 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 10 variables, input treesize:175, output treesize:50 [2019-08-31 03:46:01,852 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_37|, |v_#memory_int_28|], 10=[|v_#memory_$Pointer$.base_37|, |v_#memory_$Pointer$.offset_37|]} [2019-08-31 03:46:01,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:01,906 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 0 case distinctions, treesize of input 182 treesize of output 166 [2019-08-31 03:46:01,907 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:01,924 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:01,931 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 0 case distinctions, treesize of input 182 treesize of output 166 [2019-08-31 03:46:01,932 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:02,147 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-31 03:46:02,148 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:02,196 INFO L341 Elim1Store]: treesize reduction 29, result has 42.0 percent of original size [2019-08-31 03:46:02,197 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 163 treesize of output 159 [2019-08-31 03:46:02,198 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:02,249 INFO L341 Elim1Store]: treesize reduction 29, result has 42.0 percent of original size [2019-08-31 03:46:02,250 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 163 treesize of output 159 [2019-08-31 03:46:02,251 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:02,403 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-31 03:46:02,403 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:02,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:02,433 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:02,475 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:02,476 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 174 [2019-08-31 03:46:02,478 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:02,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:02,550 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:02,551 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 156 treesize of output 208 [2019-08-31 03:46:02,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:02,553 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:02,873 WARN L188 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 69 [2019-08-31 03:46:02,873 INFO L567 ElimStorePlain]: treesize reduction 79, result has 78.6 percent of original size [2019-08-31 03:46:02,875 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:146) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:262) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:114) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:238) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 03:46:02,879 INFO L168 Benchmark]: Toolchain (without parser) took 211393.86 ms. Allocated memory was 138.9 MB in the beginning and 291.0 MB in the end (delta: 152.0 MB). Free memory was 94.1 MB in the beginning and 168.2 MB in the end (delta: -74.2 MB). Peak memory consumption was 135.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:02,879 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 113.3 MB in the beginning and 113.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:46:02,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.53 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 93.9 MB in the beginning and 167.1 MB in the end (delta: -73.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:02,881 INFO L168 Benchmark]: Boogie Preprocessor took 69.29 ms. Allocated memory is still 202.4 MB. Free memory was 167.1 MB in the beginning and 164.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:02,881 INFO L168 Benchmark]: RCFGBuilder took 677.30 ms. Allocated memory is still 202.4 MB. Free memory was 164.3 MB in the beginning and 118.3 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:02,882 INFO L168 Benchmark]: Sifa took 209977.28 ms. Allocated memory was 202.4 MB in the beginning and 291.0 MB in the end (delta: 88.6 MB). Free memory was 118.3 MB in the beginning and 168.2 MB in the end (delta: -50.0 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:02,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 113.3 MB in the beginning and 113.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.53 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 93.9 MB in the beginning and 167.1 MB in the end (delta: -73.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.29 ms. Allocated memory is still 202.4 MB. Free memory was 167.1 MB in the beginning and 164.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 677.30 ms. Allocated memory is still 202.4 MB. Free memory was 164.3 MB in the beginning and 118.3 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. * Sifa took 209977.28 ms. Allocated memory was 202.4 MB in the beginning and 291.0 MB in the end (delta: 88.6 MB). Free memory was 118.3 MB in the beginning and 168.2 MB in the end (delta: -50.0 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...