java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/heap-data/hash_fun.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 04:40:18,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 04:40:18,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 04:40:18,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 04:40:18,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 04:40:18,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 04:40:18,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 04:40:18,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 04:40:18,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 04:40:18,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 04:40:18,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 04:40:18,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 04:40:18,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 04:40:18,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 04:40:18,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 04:40:18,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 04:40:18,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 04:40:18,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 04:40:18,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 04:40:18,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 04:40:18,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 04:40:18,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 04:40:18,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 04:40:18,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 04:40:18,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 04:40:18,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 04:40:18,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 04:40:18,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 04:40:18,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 04:40:18,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 04:40:18,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 04:40:18,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 04:40:18,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 04:40:18,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 04:40:18,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 04:40:18,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 04:40:18,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 04:40:18,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 04:40:18,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 04:40:18,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 04:40:18,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 04:40:18,752 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 04:40:18,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 04:40:18,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 04:40:18,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 04:40:18,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 04:40:18,780 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 04:40:18,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 04:40:18,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 04:40:18,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 04:40:18,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 04:40:18,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 04:40:18,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 04:40:18,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 04:40:18,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 04:40:18,784 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 04:40:18,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 04:40:18,784 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 04:40:18,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 04:40:18,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 04:40:18,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 04:40:18,785 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 04:40:18,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 04:40:18,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 04:40:18,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 04:40:18,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 04:40:18,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 04:40:18,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 04:40:18,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 04:40:18,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 04:40:18,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 04:40:18,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 04:40:18,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 04:40:18,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 04:40:18,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 04:40:18,863 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 04:40:18,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/hash_fun.i [2019-08-31 04:40:18,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19d62571b/ab0ca8b8417a44aabf85bb6db1652059/FLAGbe19aca20 [2019-08-31 04:40:19,437 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 04:40:19,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/hash_fun.i [2019-08-31 04:40:19,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19d62571b/ab0ca8b8417a44aabf85bb6db1652059/FLAGbe19aca20 [2019-08-31 04:40:19,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19d62571b/ab0ca8b8417a44aabf85bb6db1652059 [2019-08-31 04:40:19,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 04:40:19,679 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 04:40:19,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 04:40:19,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 04:40:19,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 04:40:19,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:40:19" (1/1) ... [2019-08-31 04:40:19,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff3ee67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:19, skipping insertion in model container [2019-08-31 04:40:19,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:40:19" (1/1) ... [2019-08-31 04:40:19,694 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 04:40:19,741 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 04:40:20,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:40:20,168 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 04:40:20,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:40:20,290 INFO L192 MainTranslator]: Completed translation [2019-08-31 04:40:20,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20 WrapperNode [2019-08-31 04:40:20,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 04:40:20,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 04:40:20,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 04:40:20,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 04:40:20,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:20,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 04:40:20,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 04:40:20,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 04:40:20,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 04:40:20,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:40:20" (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 04:40:20,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 04:40:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 04:40:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-31 04:40:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-31 04:40:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_fun [2019-08-31 04:40:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_list [2019-08-31 04:40:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 04:40:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 04:40:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 04:40:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-31 04:40:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-31 04:40:20,409 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 04:40:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 04:40:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 04:40:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 04:40:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 04:40:20,410 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 04:40:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 04:40:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 04:40:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 04:40:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 04:40:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 04:40:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 04:40:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 04:40:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 04:40:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 04:40:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 04:40:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 04:40:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 04:40:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 04:40:20,419 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 04:40:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 04:40:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 04:40:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 04:40:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 04:40:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 04:40:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 04:40:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 04:40:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 04:40:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 04:40:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 04:40:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 04:40:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 04:40:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 04:40:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 04:40:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 04:40:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 04:40:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 04:40:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 04:40:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 04:40:20,427 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 04:40:20,427 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 04:40:20,427 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 04:40:20,427 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 04:40:20,427 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 04:40:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 04:40:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 04:40:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 04:40:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 04:40:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 04:40:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 04:40:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 04:40:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 04:40:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 04:40:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 04:40:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 04:40:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 04:40:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 04:40:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 04:40:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 04:40:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 04:40:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 04:40:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 04:40:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 04:40:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 04:40:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 04:40:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 04:40:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure hash_fun [2019-08-31 04:40:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_list [2019-08-31 04:40:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 04:40:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 04:40:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 04:40:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 04:40:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 04:40:20,947 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 04:40:20,947 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-31 04:40:20,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:40:20 BoogieIcfgContainer [2019-08-31 04:40:20,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 04:40:20,951 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 04:40:20,951 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 04:40:20,952 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 04:40:20,954 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:40:20" (1/1) ... [2019-08-31 04:40:21,006 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 04:40:21,006 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 04:40:21,014 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 04:40:21,022 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 04:40:21,024 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 04:40:21,127 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 04:40:21,128 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,141 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:21,142 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,142 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 04:40:21,157 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 04:40:21,272 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_1|], 3=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-31 04:40:21,280 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 04:40:21,281 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,367 INFO L567 ElimStorePlain]: treesize reduction 9, result has 85.2 percent of original size [2019-08-31 04:40:21,376 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2019-08-31 04:40:21,378 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,428 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-31 04:40:21,430 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:21,430 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:62, output treesize:42 [2019-08-31 04:40:21,479 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_2|], 3=[|v_old(#valid)_BEFORE_CALL_2|]} [2019-08-31 04:40:21,486 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 04:40:21,486 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,577 INFO L567 ElimStorePlain]: treesize reduction 9, result has 85.2 percent of original size [2019-08-31 04:40:21,586 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2019-08-31 04:40:21,587 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,643 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-31 04:40:21,644 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:21,645 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:62, output treesize:42 [2019-08-31 04:40:21,649 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:21,685 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_3|], 3=[|v_old(#valid)_BEFORE_CALL_3|]} [2019-08-31 04:40:21,695 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 04:40:21,696 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,825 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2019-08-31 04:40:21,825 INFO L567 ElimStorePlain]: treesize reduction 25, result has 75.2 percent of original size [2019-08-31 04:40:21,842 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2019-08-31 04:40:21,843 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,931 INFO L567 ElimStorePlain]: treesize reduction 4, result has 94.3 percent of original size [2019-08-31 04:40:21,932 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:40:21,932 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:66 [2019-08-31 04:40:21,945 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_17|]} [2019-08-31 04:40:21,960 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 04:40:21,961 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:22,085 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-31 04:40:22,086 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,102 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 04:40:22,103 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:22,208 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-31 04:40:22,209 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,219 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_14|], 2=[|v_#memory_$Pointer$.base_13|, |v_#memory_$Pointer$.offset_13|], 4=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|, |v_#memory_int_11|]} [2019-08-31 04:40:22,232 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2019-08-31 04:40:22,233 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:22,315 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,326 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 04:40:22,413 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,418 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 04:40:22,495 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,509 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:22,558 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,558 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 45 treesize of output 78 [2019-08-31 04:40:22,560 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:22,736 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2019-08-31 04:40:22,736 INFO L567 ElimStorePlain]: treesize reduction 36, result has 78.8 percent of original size [2019-08-31 04:40:22,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:22,816 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:22,816 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 45 treesize of output 78 [2019-08-31 04:40:22,817 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:22,936 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2019-08-31 04:40:22,937 INFO L567 ElimStorePlain]: treesize reduction 36, result has 75.5 percent of original size [2019-08-31 04:40:22,974 INFO L341 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2019-08-31 04:40:22,974 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2019-08-31 04:40:22,975 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2019-08-31 04:40:23,034 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:23,035 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,036 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:163, output treesize:65 [2019-08-31 04:40:23,152 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:40:23,152 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,227 INFO L567 ElimStorePlain]: treesize reduction 9, result has 91.2 percent of original size [2019-08-31 04:40:23,233 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:23,233 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,263 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:23,269 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:23,269 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,296 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:23,297 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:23,297 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:112, output treesize:79 [2019-08-31 04:40:23,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:23,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:23,574 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:40:23,575 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,641 INFO L567 ElimStorePlain]: treesize reduction 9, result has 91.2 percent of original size [2019-08-31 04:40:23,647 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:23,648 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,676 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:23,681 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:23,682 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:23,717 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:23,719 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:23,719 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:112, output treesize:79 [2019-08-31 04:40:23,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:23,779 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:23,784 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:23,856 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_4|], 1=[v_prenex_1], 3=[|v_old(#valid)_BEFORE_CALL_6|]} [2019-08-31 04:40:23,867 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 108 treesize of output 107 [2019-08-31 04:40:23,868 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:24,284 WARN L188 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 83 [2019-08-31 04:40:24,284 INFO L567 ElimStorePlain]: treesize reduction 222, result has 51.2 percent of original size [2019-08-31 04:40:24,298 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 152 [2019-08-31 04:40:24,299 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:24,457 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-08-31 04:40:24,458 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:24,497 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 76 [2019-08-31 04:40:24,499 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:24,816 WARN L188 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2019-08-31 04:40:24,817 INFO L567 ElimStorePlain]: treesize reduction 4, result has 98.2 percent of original size [2019-08-31 04:40:24,828 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 142 [2019-08-31 04:40:24,829 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:24,958 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-31 04:40:24,958 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:24,964 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 135 [2019-08-31 04:40:24,965 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,096 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-31 04:40:25,097 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:25,098 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-31 04:40:25,098 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:456, output treesize:199 [2019-08-31 04:40:25,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:25,130 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:25,131 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,139 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:25,140 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,147 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:25,148 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,156 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:25,156 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,357 WARN L188 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 58 [2019-08-31 04:40:25,358 INFO L567 ElimStorePlain]: treesize reduction 168, result has 39.4 percent of original size [2019-08-31 04:40:25,358 INFO L464 ElimStorePlain]: Eliminatee |v_old(#length)_AFTER_CALL_2| vanished before elimination [2019-08-31 04:40:25,367 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_int)_AFTER_CALL_2| vanished before elimination [2019-08-31 04:40:25,367 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.offset)_AFTER_CALL_2| vanished before elimination [2019-08-31 04:40:25,367 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.base)_AFTER_CALL_2| vanished before elimination [2019-08-31 04:40:25,368 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,368 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:1139, output treesize:109 [2019-08-31 04:40:25,430 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:40:25,431 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,461 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:25,467 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:25,468 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,519 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:25,523 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:25,524 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,552 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:25,553 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:25,553 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:103, output treesize:79 [2019-08-31 04:40:25,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:25,673 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-08-31 04:40:25,926 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:40:25,927 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:25,961 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:25,971 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:25,971 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:26,001 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:26,006 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:26,006 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:26,035 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:26,036 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:26,036 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:103, output treesize:79 [2019-08-31 04:40:26,038 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:26,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:26,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:26,119 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_5|], 1=[|v_old(#valid)_BEFORE_CALL_9|], 3=[v_prenex_2]} [2019-08-31 04:40:26,128 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 108 treesize of output 107 [2019-08-31 04:40:26,129 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:26,530 WARN L188 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 83 [2019-08-31 04:40:26,530 INFO L567 ElimStorePlain]: treesize reduction 222, result has 51.2 percent of original size [2019-08-31 04:40:26,562 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 152 [2019-08-31 04:40:26,563 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:26,721 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-08-31 04:40:26,721 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:26,734 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 76 [2019-08-31 04:40:26,736 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,031 WARN L188 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2019-08-31 04:40:27,032 INFO L567 ElimStorePlain]: treesize reduction 4, result has 98.2 percent of original size [2019-08-31 04:40:27,039 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 142 [2019-08-31 04:40:27,040 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,207 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-31 04:40:27,207 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:27,217 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 135 [2019-08-31 04:40:27,219 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,339 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-31 04:40:27,340 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:27,340 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-31 04:40:27,341 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:456, output treesize:199 [2019-08-31 04:40:27,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:27,381 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:27,381 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,393 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:27,393 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,405 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:27,405 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,419 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:27,420 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,431 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:27,431 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,444 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:40:27,444 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,666 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 58 [2019-08-31 04:40:27,667 INFO L567 ElimStorePlain]: treesize reduction 524, result has 17.7 percent of original size [2019-08-31 04:40:27,667 INFO L464 ElimStorePlain]: Eliminatee |v_old(#valid)_AFTER_CALL_4| vanished before elimination [2019-08-31 04:40:27,670 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_int)_AFTER_CALL_3| vanished before elimination [2019-08-31 04:40:27,670 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.offset)_AFTER_CALL_3| vanished before elimination [2019-08-31 04:40:27,670 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.base)_AFTER_CALL_3| vanished before elimination [2019-08-31 04:40:27,671 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,671 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:2014, output treesize:113 [2019-08-31 04:40:27,746 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:40:27,746 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,786 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:27,794 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:27,795 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,823 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:27,829 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:27,829 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:27,854 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:27,855 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:27,856 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:111, output treesize:87 [2019-08-31 04:40:27,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,108 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:40:28,109 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:28,141 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:28,148 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:28,148 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:28,179 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:28,184 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:40:28,185 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:28,211 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:28,212 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:40:28,213 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:111, output treesize:87 [2019-08-31 04:40:28,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:28,349 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_15|], 6=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2019-08-31 04:40:28,364 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:28,369 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 195 [2019-08-31 04:40:28,370 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:28,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:28,395 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 193 [2019-08-31 04:40:28,396 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:28,408 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:28,426 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 197 [2019-08-31 04:40:28,427 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,110 WARN L188 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2019-08-31 04:40:29,110 INFO L567 ElimStorePlain]: treesize reduction 147, result has 78.5 percent of original size [2019-08-31 04:40:29,125 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,128 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:29,129 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 151 [2019-08-31 04:40:29,131 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 04:40:29,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,146 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:29,147 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 145 [2019-08-31 04:40:29,149 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 04:40:29,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,164 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:29,165 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 151 [2019-08-31 04:40:29,167 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 04:40:29,417 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-31 04:40:29,417 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:29,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,439 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 127 [2019-08-31 04:40:29,440 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,452 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 121 [2019-08-31 04:40:29,453 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,463 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 127 [2019-08-31 04:40:29,465 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,651 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-31 04:40:29,652 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:29,653 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2019-08-31 04:40:29,654 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 3 variables, input treesize:730, output treesize:337 [2019-08-31 04:40:29,680 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,681 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,682 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,688 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_16|], 6=[|v_#memory_$Pointer$.offset_18|, |v_#memory_$Pointer$.base_18|]} [2019-08-31 04:40:29,727 INFO L341 Elim1Store]: treesize reduction 37, result has 45.6 percent of original size [2019-08-31 04:40:29,727 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 98 treesize of output 102 [2019-08-31 04:40:29,728 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,728 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,745 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 195 [2019-08-31 04:40:29,746 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,763 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 193 [2019-08-31 04:40:29,764 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,790 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:40:29,793 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 197 [2019-08-31 04:40:29,794 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:40:29,958 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2019-08-31 04:40:29,959 INFO L567 ElimStorePlain]: treesize reduction 685, result has 12.6 percent of original size [2019-08-31 04:40:29,993 INFO L341 Elim1Store]: treesize reduction 36, result has 43.8 percent of original size [2019-08-31 04:40:29,993 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 86 [2019-08-31 04:40:29,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,996 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,996 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:40:29,997 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 04:40:30,032 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:40:30,033 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.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) 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 04:40:30,038 INFO L168 Benchmark]: Toolchain (without parser) took 10358.95 ms. Allocated memory was 134.7 MB in the beginning and 357.0 MB in the end (delta: 222.3 MB). Free memory was 90.3 MB in the beginning and 286.6 MB in the end (delta: -196.4 MB). Peak memory consumption was 198.8 MB. Max. memory is 7.1 GB. [2019-08-31 04:40:30,038 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 04:40:30,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.86 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 90.1 MB in the beginning and 165.7 MB in the end (delta: -75.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-08-31 04:40:30,039 INFO L168 Benchmark]: Boogie Preprocessor took 63.76 ms. Allocated memory is still 201.3 MB. Free memory was 165.7 MB in the beginning and 162.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-08-31 04:40:30,039 INFO L168 Benchmark]: RCFGBuilder took 595.42 ms. Allocated memory is still 201.3 MB. Free memory was 162.3 MB in the beginning and 120.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2019-08-31 04:40:30,040 INFO L168 Benchmark]: Sifa took 9085.23 ms. Allocated memory was 201.3 MB in the beginning and 357.0 MB in the end (delta: 155.7 MB). Free memory was 120.5 MB in the beginning and 286.6 MB in the end (delta: -166.1 MB). Peak memory consumption was 162.5 MB. Max. memory is 7.1 GB. [2019-08-31 04:40:30,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 610.86 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 90.1 MB in the beginning and 165.7 MB in the end (delta: -75.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.76 ms. Allocated memory is still 201.3 MB. Free memory was 165.7 MB in the beginning and 162.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 595.42 ms. Allocated memory is still 201.3 MB. Free memory was 162.3 MB in the beginning and 120.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. * Sifa took 9085.23 ms. Allocated memory was 201.3 MB in the beginning and 357.0 MB in the end (delta: 155.7 MB). Free memory was 120.5 MB in the beginning and 286.6 MB in the end (delta: -166.1 MB). Peak memory consumption was 162.5 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...