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-token-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:45:08,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:45:08,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:45:08,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:45:08,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:45:08,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:45:08,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:45:08,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:45:08,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:45:08,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:45:08,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:45:08,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:45:08,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:45:08,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:45:09,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:45:09,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:45:09,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:45:09,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:45:09,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:45:09,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:45:09,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:45:09,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:45:09,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:45:09,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:45:09,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:45:09,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:45:09,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:45:09,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:45:09,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:45:09,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:45:09,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:45:09,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:45:09,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:45:09,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:45:09,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:45:09,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:45:09,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:45:09,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:45:09,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:45:09,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:45:09,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:45:09,024 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 03:45:09,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:45:09,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:45:09,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:45:09,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:45:09,041 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:45:09,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:45:09,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:45:09,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:45:09,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:45:09,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:45:09,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:45:09,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:45:09,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:45:09,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:45:09,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:45:09,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:45:09,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:45:09,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:45:09,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:45:09,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:45:09,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:45:09,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:45:09,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:45:09,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:45:09,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:45:09,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:45:09,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:45:09,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:45:09,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:45:09,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:45:09,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:45:09,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:45:09,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:45:09,100 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:45:09,100 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-token-1.i [2019-08-31 03:45:09,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff68f24b8/b87a89846d1e4cea8abba919f8548adc/FLAG9ee442492 [2019-08-31 03:45:09,716 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:45:09,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-token-1.i [2019-08-31 03:45:09,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff68f24b8/b87a89846d1e4cea8abba919f8548adc/FLAG9ee442492 [2019-08-31 03:45:10,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff68f24b8/b87a89846d1e4cea8abba919f8548adc [2019-08-31 03:45:10,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:45:10,069 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:45:10,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:45:10,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:45:10,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:45:10,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5167df65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10, skipping insertion in model container [2019-08-31 03:45:10,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,089 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:45:10,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:45:10,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:45:10,577 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:45:10,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:45:10,675 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:45:10,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10 WrapperNode [2019-08-31 03:45:10,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:45:10,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:45:10,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:45:10,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:45:10,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (1/1) ... [2019-08-31 03:45:10,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:45:10,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:45:10,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:45:10,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:45:10,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:45:10" (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 03:45:10,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:45:10,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:45:10,810 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:45:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:45:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:45:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:45:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:45:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:45:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:45:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:45:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:45:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:45:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:45:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:45:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:45:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:45:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:45:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:45:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:45:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:45:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:45:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:45:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:45:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:45:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:45:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:45:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:45:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:45:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:45:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:45:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:45:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:45:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:45:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:45:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:45:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:45:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:45:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:45:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:45:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:45:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:45:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:45:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:45:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:45:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:45:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:45:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:45:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:45:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:45:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:45:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:45:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:45:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:45:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:45:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:45:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:45:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:45:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:45:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:45:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:45:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:45:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:45:10,822 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:45:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:45:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:45:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:45:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:45:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:45:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:45:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:45:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:45:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:45:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:45:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:45:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:45:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:45:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:45:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:45:10,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:45:10,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:45:10,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:45:11,394 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:45:11,394 INFO L283 CfgBuilder]: Removed 15 assume(true) statements. [2019-08-31 03:45:11,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:45:11 BoogieIcfgContainer [2019-08-31 03:45:11,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:45:11,396 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:45:11,397 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:45:11,397 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:45:11,398 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:45:11" (1/1) ... [2019-08-31 03:45:11,435 INFO L162 IcfgInterpreter]: Started Sifa with 6 locations of interest [2019-08-31 03:45:11,435 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:45:11,444 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:45:11,453 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:45:11,454 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:45:11,548 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 03:45:11,548 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:45:11,569 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:11,570 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:45:11,571 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:45:11,587 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:45:11,701 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 03:45:11,976 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2019-08-31 03:45:11,977 INFO L567 ElimStorePlain]: treesize reduction 9, result has 94.1 percent of original size [2019-08-31 03:45:11,987 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 03:45:12,105 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 03:45:12,106 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:12,107 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 03:45:12,108 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:164, output treesize:129 [2019-08-31 03:45:12,137 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_13|, |v_#memory_int_14|], 16=[|v_#memory_$Pointer$.offset_22|, |v_#memory_$Pointer$.base_22|]} [2019-08-31 03:45:12,156 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 03:45:13,155 WARN L188 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-31 03:45:13,155 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:13,170 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 03:45:13,834 WARN L188 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-08-31 03:45:13,835 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:13,851 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 03:45:14,727 WARN L188 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 03:45:14,727 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:14,747 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 03:45:15,500 WARN L188 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-31 03:45:15,501 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:45:15,504 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-08-31 03:45:15,504 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:394, output treesize:553 [2019-08-31 03:45:15,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:45:15,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:45:15,632 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_14|], 6=[|v_#memory_int_13|], 48=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|]} [2019-08-31 03:45:15,647 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 03:45:15,940 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 03:45:16,205 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 03:45:50,561 WARN L188 SmtUtils]: Spent 34.36 s on a formula simplification. DAG size of input: 231 DAG size of output: 219 [2019-08-31 03:45:50,562 INFO L567 ElimStorePlain]: treesize reduction 4105, result has 52.3 percent of original size [2019-08-31 03:45:50,679 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 03:45:50,720 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 03:46:05,818 WARN L188 SmtUtils]: Spent 15.10 s on a formula simplification that was a NOOP. DAG size: 215 [2019-08-31 03:46:05,819 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:05,915 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 03:46:05,977 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 03:46:16,007 WARN L188 SmtUtils]: Spent 10.03 s on a formula simplification that was a NOOP. DAG size: 208 [2019-08-31 03:46:16,008 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:16,085 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 03:46:16,189 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 03:46:31,053 WARN L188 SmtUtils]: Spent 14.86 s on a formula simplification that was a NOOP. DAG size: 201 [2019-08-31 03:46:31,054 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:31,057 INFO L496 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: 17 dim-0 vars, and 2 xjuncts. [2019-08-31 03:46:31,058 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 13 variables, input treesize:8595, output treesize:6653 [2019-08-31 03:46:31,551 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_22|]} [2019-08-31 03:46:31,564 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 03:46:31,564 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:31,701 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-31 03:46:31,702 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:31,723 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 03:46:31,723 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:31,817 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:31,819 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_31|], 2=[|v_#memory_int_13|, |v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_24|, |v_#memory_$Pointer$.offset_24|]} [2019-08-31 03:46:31,837 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 03:46:31,837 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:31,953 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-31 03:46:31,954 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:31,966 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 03:46:31,966 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:32,073 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-31 03:46:32,074 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:32,084 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 13 treesize of output 9 [2019-08-31 03:46:32,084 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:32,168 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:32,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:32,268 INFO L341 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2019-08-31 03:46:32,268 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 1 case distinctions, treesize of input 100 treesize of output 55 [2019-08-31 03:46:32,269 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:32,475 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-31 03:46:32,476 INFO L567 ElimStorePlain]: treesize reduction 25, result has 86.7 percent of original size [2019-08-31 03:46:32,580 INFO L341 Elim1Store]: treesize reduction 24, result has 79.8 percent of original size [2019-08-31 03:46:32,581 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 2 case distinctions, treesize of input 100 treesize of output 123 [2019-08-31 03:46:32,582 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:32,738 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-08-31 03:46:32,738 INFO L567 ElimStorePlain]: treesize reduction 59, result has 67.4 percent of original size [2019-08-31 03:46:32,740 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:46:32,740 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:283, output treesize:194 [2019-08-31 03:46:32,826 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_23|]} [2019-08-31 03:46:32,841 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 03:46:32,841 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:32,980 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-31 03:46:32,980 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:32,994 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 03:46:32,994 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,102 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 03:46:33,103 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:33,105 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_32|], 2=[|v_#memory_int_13|, |v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-31 03:46:33,115 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 03:46:33,115 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,195 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:33,206 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 03:46:33,206 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,276 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:33,284 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 13 treesize of output 9 [2019-08-31 03:46:33,284 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,349 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:33,373 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:33,404 INFO L341 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2019-08-31 03:46:33,405 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 1 case distinctions, treesize of input 100 treesize of output 55 [2019-08-31 03:46:33,405 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,522 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-31 03:46:33,523 INFO L567 ElimStorePlain]: treesize reduction 25, result has 86.7 percent of original size [2019-08-31 03:46:33,630 INFO L341 Elim1Store]: treesize reduction 24, result has 79.8 percent of original size [2019-08-31 03:46:33,630 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 2 case distinctions, treesize of input 100 treesize of output 123 [2019-08-31 03:46:33,632 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,790 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-08-31 03:46:33,790 INFO L567 ElimStorePlain]: treesize reduction 59, result has 67.4 percent of original size [2019-08-31 03:46:33,792 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:46:33,792 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:283, output treesize:194 [2019-08-31 03:46:33,817 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_24|]} [2019-08-31 03:46:33,834 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 03:46:33,834 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:34,080 WARN L188 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-31 03:46:34,080 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:34,098 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 03:46:34,099 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:34,324 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-31 03:46:34,324 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:34,326 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|, |v_#memory_int_33|], 2=[|v_#memory_int_20|, |v_#memory_int_21|], 16=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|]} [2019-08-31 03:46:34,357 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 03:46:34,357 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:34,540 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 03:46:34,541 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:34,555 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 03:46:34,556 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:34,688 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-31 03:46:34,689 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:34,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:34,717 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 03:46:34,717 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:34,818 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 03:46:34,818 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:34,826 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 03:46:34,929 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-31 03:46:34,929 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:46:34,948 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 03:46:34,952 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:46:35,065 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-08-31 03:46:35,066 INFO L341 Elim1Store]: treesize reduction 71, result has 73.5 percent of original size [2019-08-31 03:46:35,066 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 278 [2019-08-31 03:46:35,068 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:46:35,322 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2019-08-31 03:46:35,322 INFO L567 ElimStorePlain]: treesize reduction 104, result has 86.0 percent of original size [2019-08-31 03:46:35,468 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2019-08-31 03:46:35,469 INFO L341 Elim1Store]: treesize reduction 380, result has 41.8 percent of original size [2019-08-31 03:46:35,470 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 691 treesize of output 888 [2019-08-31 03:46:35,471 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,472 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:35,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,478 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,481 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,484 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:46:35,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,488 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:46:35,516 INFO L392 ElimStorePlain]: Different costs {5=[v_arrayElimArr_1], 6=[v_arrayElimArr_2]} [2019-08-31 03:46:35,522 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) 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.doElimOneRec(ElimStorePlain.java:256) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 03:46:35,527 INFO L168 Benchmark]: Toolchain (without parser) took 85457.64 ms. Allocated memory was 132.6 MB in the beginning and 304.1 MB in the end (delta: 171.4 MB). Free memory was 87.1 MB in the beginning and 105.1 MB in the end (delta: -18.0 MB). Peak memory consumption was 153.4 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:35,528 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:46:35,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.18 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 164.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:35,530 INFO L168 Benchmark]: Boogie Preprocessor took 64.77 ms. Allocated memory is still 199.8 MB. Free memory was 164.6 MB in the beginning and 162.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:35,530 INFO L168 Benchmark]: RCFGBuilder took 654.00 ms. Allocated memory is still 199.8 MB. Free memory was 162.1 MB in the beginning and 116.0 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:35,531 INFO L168 Benchmark]: Sifa took 84128.83 ms. Allocated memory was 199.8 MB in the beginning and 304.1 MB in the end (delta: 104.3 MB). Free memory was 116.0 MB in the beginning and 105.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. [2019-08-31 03:46:35,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 604.18 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 164.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.77 ms. Allocated memory is still 199.8 MB. Free memory was 164.6 MB in the beginning and 162.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 654.00 ms. Allocated memory is still 199.8 MB. Free memory was 162.1 MB in the beginning and 116.0 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. * Sifa took 84128.83 ms. Allocated memory was 199.8 MB in the beginning and 304.1 MB in the end (delta: 104.3 MB). Free memory was 116.0 MB in the beginning and 105.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...