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 --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:14:21,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:14:21,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:14:21,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:14:21,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:14:21,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:14:21,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:14:21,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:14:21,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:14:21,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:14:21,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:14:21,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:14:21,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:14:21,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:14:21,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:14:21,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:14:21,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:14:21,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:14:21,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:14:21,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:14:21,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:14:21,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:14:21,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:14:21,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:14:21,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:14:21,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:14:21,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:14:21,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:14:21,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:14:21,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:14:21,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:14:21,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:14:21,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:14:21,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:14:21,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:14:21,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:14:21,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:14:21,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:14:21,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:14:21,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:14:21,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:14:21,121 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 [2019-09-19 07:14:21,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:14:21,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:14:21,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:14:21,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:14:21,146 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:14:21,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:14:21,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:14:21,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:14:21,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:14:21,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:14:21,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:14:21,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:14:21,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:14:21,148 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:14:21,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:14:21,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:14:21,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:14:21,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:14:21,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:14:21,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:14:21,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:14:21,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:14:21,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:14:21,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:14:21,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:14:21,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:14:21,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:14:21,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:14:21,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 07:14:21,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:14:21,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:14:21,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:14:21,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:14:21,207 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:14:21,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i [2019-09-19 07:14:21,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d86a5f9/7b62ba44bd6b4808873fe96fe7eb7a7d/FLAGd3c8fed8a [2019-09-19 07:14:21,824 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:14:21,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i [2019-09-19 07:14:21,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d86a5f9/7b62ba44bd6b4808873fe96fe7eb7a7d/FLAGd3c8fed8a [2019-09-19 07:14:22,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d86a5f9/7b62ba44bd6b4808873fe96fe7eb7a7d [2019-09-19 07:14:22,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:14:22,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:14:22,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:14:22,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:14:22,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:14:22,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b11f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22, skipping insertion in model container [2019-09-19 07:14:22,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,151 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:14:22,200 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:14:22,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:14:22,681 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:14:22,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:14:22,843 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:14:22,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22 WrapperNode [2019-09-19 07:14:22,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:14:22,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:14:22,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:14:22,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:14:22,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (1/1) ... [2019-09-19 07:14:22,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:14:22,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:14:22,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:14:22,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:14:22,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:14:22" (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 [2019-09-19 07:14:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:14:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:14:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 07:14:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 07:14:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-09-19 07:14:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_node [2019-09-19 07:14:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure chain_node [2019-09-19 07:14:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure create_sll [2019-09-19 07:14:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure init_back_link [2019-09-19 07:14:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure reverse_dll [2019-09-19 07:14:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_fw_link [2019-09-19 07:14:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_next [2019-09-19 07:14:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_prev [2019-09-19 07:14:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:14:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:14:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 07:14:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 07:14:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 07:14:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 07:14:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 07:14:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 07:14:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 07:14:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 07:14:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 07:14:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 07:14:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 07:14:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 07:14:22,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 07:14:22,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 07:14:22,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 07:14:22,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 07:14:22,996 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 07:14:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 07:14:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 07:14:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 07:14:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 07:14:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 07:14:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 07:14:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 07:14:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 07:14:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 07:14:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 07:14:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 07:14:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 07:14:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 07:14:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 07:14:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 07:14:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 07:14:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 07:14:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 07:14:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 07:14:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 07:14:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 07:14:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 07:14:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 07:14:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:14:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 07:14:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 07:14:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 07:14:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 07:14:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 07:14:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 07:14:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 07:14:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 07:14:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 07:14:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 07:14:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 07:14:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 07:14:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 07:14:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 07:14:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 07:14:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 07:14:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 07:14:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 07:14:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_node [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure chain_node [2019-09-19 07:14:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:14:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure create_sll [2019-09-19 07:14:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 07:14:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 07:14:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:14:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure init_back_link [2019-09-19 07:14:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure reverse_dll [2019-09-19 07:14:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure remove_fw_link [2019-09-19 07:14:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_next [2019-09-19 07:14:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_prev [2019-09-19 07:14:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:14:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:14:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:14:23,896 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:14:23,898 INFO L283 CfgBuilder]: Removed 33 assume(true) statements. [2019-09-19 07:14:23,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:14:23 BoogieIcfgContainer [2019-09-19 07:14:23,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:14:23,900 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:14:23,900 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:14:23,901 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:14:23,902 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:14:23" (1/1) ... [2019-09-19 07:14:23,903 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:14:23,936 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:14:23,936 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:14:23,959 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:14:23,969 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:14:23,970 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:14:24,104 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-19 07:14:24,457 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 07:14:24,852 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2019-09-19 07:14:25,758 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-19 07:14:27,007 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-19 07:14:28,472 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 177 DAG size of output: 171 [2019-09-19 07:14:29,941 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 180 DAG size of output: 170 [2019-09-19 07:14:30,327 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 07:14:31,851 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 265 DAG size of output: 168 [2019-09-19 07:14:32,558 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 123 [2019-09-19 07:14:34,467 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 278 DAG size of output: 162 [2019-09-19 07:14:35,245 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 151 [2019-09-19 07:14:35,981 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2019-09-19 07:14:36,767 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 120 [2019-09-19 07:14:37,374 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 136 [2019-09-19 07:14:37,700 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 07:14:38,079 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-19 07:14:38,362 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 07:14:38,937 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 113 [2019-09-19 07:14:39,165 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:14:39,379 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:14:39,596 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:14:39,800 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 07:14:40,328 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:14:40,473 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 07:14:40,619 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:14:40,767 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:14:40,900 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 07:14:41,031 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 07:14:41,750 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 136 [2019-09-19 07:14:42,060 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 07:14:42,478 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-19 07:14:42,746 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 07:14:43,830 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 176 DAG size of output: 113 [2019-09-19 07:14:44,038 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:14:44,240 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:14:44,441 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:14:44,637 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 07:14:44,765 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 07:14:45,414 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 97 [2019-09-19 07:14:45,576 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 07:14:45,756 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:14:45,896 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:14:46,062 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 07:14:46,176 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 07:14:47,777 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 184 DAG size of output: 168 [2019-09-19 07:14:48,936 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2019-09-19 07:14:50,071 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 161 [2019-09-19 07:14:51,000 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 161 [2019-09-19 07:14:54,816 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 558 DAG size of output: 514 [2019-09-19 07:14:56,409 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-19 07:14:58,024 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 504 [2019-09-19 07:14:59,553 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-19 07:15:01,062 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-19 07:15:02,544 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-19 07:15:04,307 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 07:15:05,895 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-19 07:15:07,455 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-19 07:15:08,992 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 07:15:10,543 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 07:15:12,078 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 07:15:13,557 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 07:15:15,086 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 07:15:16,539 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 07:15:17,979 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 07:15:19,479 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 07:15:21,667 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 07:15:23,107 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 07:15:24,560 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 07:15:25,986 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 07:15:27,340 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 07:15:28,751 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 07:15:30,151 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 423 [2019-09-19 07:15:34,198 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 551 DAG size of output: 503 [2019-09-19 07:15:35,894 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-19 07:15:37,515 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-19 07:15:39,153 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 07:15:40,757 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-19 07:15:42,327 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 07:15:43,917 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 07:15:45,471 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 07:15:46,976 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 07:15:48,503 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 07:15:50,008 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 07:15:51,470 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 07:15:54,388 WARN L191 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 07:15:57,209 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 422 DAG size of output: 417 [2019-09-19 07:16:00,002 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 409 DAG size of output: 404 [2019-09-19 07:16:01,321 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 383 [2019-09-19 07:16:03,921 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 375 DAG size of output: 369 [2019-09-19 07:16:05,162 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 345 [2019-09-19 07:16:06,345 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 324 [2019-09-19 07:16:07,442 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 303 [2019-09-19 07:16:09,707 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2019-09-19 07:16:12,072 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 299 DAG size of output: 287 [2019-09-19 07:16:13,160 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 263 [2019-09-19 07:16:14,197 WARN L191 SmtUtils]: Spent 951.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2019-09-19 07:16:14,526 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 55 [2019-09-19 07:16:14,627 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 07:16:15,509 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:16:15,645 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 07:16:15,788 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:16:17,241 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-19 07:16:17,557 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-19 07:16:18,549 WARN L191 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 140 [2019-09-19 07:16:19,191 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 139 [2019-09-19 07:16:20,455 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 07:16:21,652 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 419 [2019-09-19 07:16:22,806 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 414 [2019-09-19 07:16:23,951 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2019-09-19 07:16:25,058 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 404 [2019-09-19 07:16:26,164 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2019-09-19 07:16:27,295 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 398 [2019-09-19 07:16:28,422 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2019-09-19 07:16:29,558 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 396 [2019-09-19 07:16:30,703 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 395 [2019-09-19 07:16:31,849 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 394 [2019-09-19 07:16:33,015 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 393 [2019-09-19 07:16:34,139 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 389 [2019-09-19 07:16:35,255 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 385 [2019-09-19 07:16:36,348 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 381 [2019-09-19 07:16:37,418 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 377 [2019-09-19 07:16:38,506 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 373 [2019-09-19 07:16:39,612 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 369 [2019-09-19 07:16:40,687 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 365 [2019-09-19 07:16:41,760 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 361 [2019-09-19 07:16:42,813 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 357 [2019-09-19 07:16:43,904 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 353 [2019-09-19 07:16:44,953 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 349 [2019-09-19 07:16:45,992 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 345 [2019-09-19 07:16:47,764 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 412 [2019-09-19 07:16:48,986 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 409 [2019-09-19 07:16:50,232 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 406 [2019-09-19 07:16:51,454 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 403 [2019-09-19 07:16:52,680 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 400 [2019-09-19 07:16:53,909 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 397 [2019-09-19 07:16:55,122 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 394 [2019-09-19 07:16:56,365 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 391 [2019-09-19 07:16:57,571 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 388 [2019-09-19 07:16:58,746 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 385 [2019-09-19 07:16:59,920 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 381 [2019-09-19 07:17:01,106 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 378 [2019-09-19 07:17:03,442 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 379 DAG size of output: 377 [2019-09-19 07:17:05,714 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 367 DAG size of output: 362 [2019-09-19 07:17:07,985 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 364 DAG size of output: 362 [2019-09-19 07:17:09,096 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 345 [2019-09-19 07:17:11,866 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 522 DAG size of output: 321 [2019-09-19 07:17:13,907 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 311 DAG size of output: 306 [2019-09-19 07:17:14,924 WARN L191 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 286 [2019-09-19 07:17:15,909 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2019-09-19 07:17:18,112 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 412 DAG size of output: 240 [2019-09-19 07:17:19,004 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-19 07:17:19,800 WARN L191 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2019-09-19 07:17:20,587 WARN L191 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-09-19 07:17:20,768 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-09-19 07:17:20,967 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2019-09-19 07:17:21,707 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:17:21,886 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 07:17:22,020 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:17:22,487 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2019-09-19 07:17:22,878 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-19 07:17:23,985 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2019-09-19 07:17:24,825 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2019-09-19 07:17:25,282 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 07:17:25,652 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2019-09-19 07:17:26,519 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 112 [2019-09-19 07:17:26,685 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:17:27,484 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 112 [2019-09-19 07:17:27,633 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 07:17:28,341 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2019-09-19 07:17:29,016 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-19 07:17:30,008 WARN L191 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-19 07:17:32,719 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2019-09-19 07:17:32,720 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$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$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$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) 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.strongestPostconditionReturn(PredicateTransformer.java:202) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.postReturn(SymbolicTools.java:147) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:232) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) 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:81) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-19 07:17:32,724 INFO L168 Benchmark]: Toolchain (without parser) took 190587.96 ms. Allocated memory was 134.2 MB in the beginning and 168.8 MB in the end (delta: 34.6 MB). Free memory was 87.6 MB in the beginning and 82.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:32,724 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-19 07:17:32,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.85 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 162.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:32,725 INFO L168 Benchmark]: Boogie Preprocessor took 82.64 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 158.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:32,725 INFO L168 Benchmark]: RCFGBuilder took 972.59 ms. Allocated memory is still 201.3 MB. Free memory was 158.0 MB in the beginning and 84.2 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:17:32,725 INFO L168 Benchmark]: Sifa took 188822.59 ms. Allocated memory was 201.3 MB in the beginning and 168.8 MB in the end (delta: -32.5 MB). Free memory was 84.2 MB in the beginning and 82.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 07:17:32,726 INFO L335 ainManager$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 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 706.85 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 162.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.64 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 158.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 972.59 ms. Allocated memory is still 201.3 MB. Free memory was 158.0 MB in the beginning and 84.2 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 7.1 GB. * Sifa took 188822.59 ms. Allocated memory was 201.3 MB in the beginning and 168.8 MB in the end (delta: -32.5 MB). Free memory was 84.2 MB in the beginning and 82.9 MB in the end (delta: 1.3 MB). There was no memory consumed. 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...