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/list-properties/simple_built_from_end.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:52:24,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:52:24,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:52:24,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:52:24,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:52:24,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:52:24,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:52:24,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:52:24,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:52:24,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:52:24,961 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:52:24,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:52:24,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:52:24,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:52:24,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:52:24,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:52:24,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:52:24,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:52:24,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:52:24,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:52:24,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:52:24,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:52:24,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:52:24,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:52:24,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 06:52:24,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 06:52:24,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 06:52:24,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 06:52:24,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 06:52:25,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 06:52:25,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:52:25,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:52:25,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:52:25,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:52:25,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:52:25,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:52:25,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:52:25,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:52:25,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:52:25,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:52:25,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:52:25,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 06:52:25,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:52:25,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:52:25,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:52:25,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:52:25,037 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:52:25,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:52:25,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:52:25,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:52:25,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:52:25,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:52:25,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:52:25,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:52:25,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:52:25,040 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:52:25,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:52:25,041 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:52:25,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:52:25,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:52:25,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:52:25,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:52:25,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:52:25,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:52:25,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:52:25,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:52:25,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:52:25,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:52:25,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:52:25,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:52:25,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:52:25,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:52:25,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:52:25,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:52:25,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:52:25,103 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:52:25,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/simple_built_from_end.i [2019-08-18 06:52:25,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577d13610/bf3f6998a80c48b9acbd902d10010f72/FLAG61f192946 [2019-08-18 06:52:25,696 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:52:25,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/simple_built_from_end.i [2019-08-18 06:52:25,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577d13610/bf3f6998a80c48b9acbd902d10010f72/FLAG61f192946 [2019-08-18 06:52:26,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577d13610/bf3f6998a80c48b9acbd902d10010f72 [2019-08-18 06:52:26,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:52:26,012 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:52:26,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:52:26,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:52:26,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:52:26,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d167747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26, skipping insertion in model container [2019-08-18 06:52:26,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,028 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:52:26,089 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:52:26,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:52:26,518 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:52:26,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:52:26,641 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:52:26,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26 WrapperNode [2019-08-18 06:52:26,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:52:26,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:52:26,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:52:26,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:52:26,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... [2019-08-18 06:52:26,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:52:26,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:52:26,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:52:26,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:52:26,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:52:26,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:52:26,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:52:26,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-18 06:52:26,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-18 06:52:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-08-18 06:52:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-08-18 06:52:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-08-18 06:52:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-18 06:52:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:52:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 06:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 06:52:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 06:52:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 06:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 06:52:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 06:52:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 06:52:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 06:52:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 06:52:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 06:52:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 06:52:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 06:52:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 06:52:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 06:52:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 06:52:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 06:52:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 06:52:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-18 06:52:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-18 06:52:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 06:52:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 06:52:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 06:52:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 06:52:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 06:52:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 06:52:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 06:52:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 06:52:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 06:52:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 06:52:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 06:52:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 06:52:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 06:52:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 06:52:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 06:52:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 06:52:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 06:52:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 06:52:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 06:52:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 06:52:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 06:52:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 06:52:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 06:52:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 06:52:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 06:52:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 06:52:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 06:52:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 06:52:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 06:52:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 06:52:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 06:52:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 06:52:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 06:52:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 06:52:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 06:52:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 06:52:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 06:52:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 06:52:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 06:52:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 06:52:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 06:52:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 06:52:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 06:52:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 06:52:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 06:52:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 06:52:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 06:52:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 06:52:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 06:52:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 06:52:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 06:52:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 06:52:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-18 06:52:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:52:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 06:52:26,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:52:26,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 06:52:26,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:52:26,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 06:52:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:52:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:52:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:52:27,182 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-18 06:52:27,288 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:52:27,289 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 06:52:27,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:52:27 BoogieIcfgContainer [2019-08-18 06:52:27,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:52:27,292 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:52:27,292 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:52:27,292 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:52:27,293 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:52:27" (1/1) ... [2019-08-18 06:52:27,309 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:52:27,312 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:52:27,326 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:52:27,339 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:52:27,342 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:52:27,468 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-18 06:52:27,469 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,494 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:27,495 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,495 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:52:27,506 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 06:52:27,533 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-18 06:52:27,564 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:27,572 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:27,883 WARN L188 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2019-08-18 06:52:27,884 INFO L567 ElimStorePlain]: treesize reduction 126, result has 48.1 percent of original size [2019-08-18 06:52:27,891 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:27,967 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:27,969 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:27,969 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:267, output treesize:105 [2019-08-18 06:52:27,995 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:28,059 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|], 4=[|v_#memory_int_8|]} [2019-08-18 06:52:28,070 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:28,087 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:28,096 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:28,107 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:29,518 WARN L188 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-08-18 06:52:29,519 INFO L567 ElimStorePlain]: treesize reduction 333, result has 48.8 percent of original size [2019-08-18 06:52:29,534 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:29,547 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:30,085 WARN L188 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-08-18 06:52:30,086 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,106 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:30,621 WARN L188 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-18 06:52:30,621 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,624 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2019-08-18 06:52:30,625 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:699, output treesize:298 [2019-08-18 06:52:30,668 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_9|, |v_#memory_$Pointer$.base_10|], 2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|]} [2019-08-18 06:52:30,680 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 [2019-08-18 06:52:30,680 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,715 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:30,728 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 22 treesize of output 7 [2019-08-18 06:52:30,729 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,749 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,757 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 [2019-08-18 06:52:30,758 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,776 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,783 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 [2019-08-18 06:52:30,784 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,798 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,804 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 [2019-08-18 06:52:30,805 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,824 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,825 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,825 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:85, output treesize:14 [2019-08-18 06:52:30,834 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_8|], 1=[|v_#valid_13|]} [2019-08-18 06:52:30,841 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 [2019-08-18 06:52:30,842 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,873 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,882 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 [2019-08-18 06:52:30,883 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,913 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,913 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,914 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:34 [2019-08-18 06:52:30,920 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_11|, |v_#memory_$Pointer$.base_11|, |v_#memory_int_10|], 2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|]} [2019-08-18 06:52:30,928 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 [2019-08-18 06:52:30,928 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,952 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,959 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 [2019-08-18 06:52:30,960 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,975 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:30,982 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 22 treesize of output 7 [2019-08-18 06:52:30,982 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:30,994 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:30,998 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 [2019-08-18 06:52:30,999 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:31,008 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:31,014 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 [2019-08-18 06:52:31,014 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:31,025 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:31,026 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:31,026 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:85, output treesize:14 [2019-08-18 06:52:31,053 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,058 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,271 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2019-08-18 06:52:31,271 INFO L567 ElimStorePlain]: treesize reduction 126, result has 48.1 percent of original size [2019-08-18 06:52:31,276 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,338 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:31,340 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,340 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:267, output treesize:105 [2019-08-18 06:52:31,353 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:31,365 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|], 4=[|v_#memory_int_12|]} [2019-08-18 06:52:31,372 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,384 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,391 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:31,401 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:32,566 WARN L188 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-08-18 06:52:32,567 INFO L567 ElimStorePlain]: treesize reduction 333, result has 48.8 percent of original size [2019-08-18 06:52:32,579 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:32,592 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:33,033 WARN L188 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-08-18 06:52:33,033 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,042 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:33,514 WARN L188 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-18 06:52:33,514 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,517 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2019-08-18 06:52:33,517 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:699, output treesize:298 [2019-08-18 06:52:33,552 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_14|, |v_#memory_$Pointer$.offset_14|, |v_#memory_int_13|], 2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|]} [2019-08-18 06:52:33,559 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 [2019-08-18 06:52:33,560 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,590 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,597 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 [2019-08-18 06:52:33,597 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,612 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,616 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:33,621 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 22 treesize of output 7 [2019-08-18 06:52:33,621 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,633 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,637 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 [2019-08-18 06:52:33,637 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,649 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,655 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 [2019-08-18 06:52:33,655 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,663 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,664 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,665 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:85, output treesize:14 [2019-08-18 06:52:33,669 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_16|]} [2019-08-18 06:52:33,673 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 [2019-08-18 06:52:33,673 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,696 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,702 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 [2019-08-18 06:52:33,702 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,716 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,717 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,718 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:34 [2019-08-18 06:52:33,724 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_15|, |v_#memory_$Pointer$.offset_15|, |v_#memory_int_14|], 2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|]} [2019-08-18 06:52:33,750 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 [2019-08-18 06:52:33,750 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,771 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,777 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 [2019-08-18 06:52:33,778 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,793 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:33,800 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 22 treesize of output 7 [2019-08-18 06:52:33,800 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,814 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,819 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 [2019-08-18 06:52:33,820 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,831 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,835 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 [2019-08-18 06:52:33,835 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,845 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:33,845 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:33,846 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:85, output treesize:14 [2019-08-18 06:52:33,848 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,849 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,850 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,854 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,855 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,856 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,858 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,859 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:33,874 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:52:33,874 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:52:33,876 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 172#true [2019-08-18 06:52:33,885 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:52:33,885 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:52:33,887 INFO L168 Benchmark]: Toolchain (without parser) took 7875.34 ms. Allocated memory was 138.9 MB in the beginning and 263.7 MB in the end (delta: 124.8 MB). Free memory was 83.7 MB in the beginning and 197.9 MB in the end (delta: -114.2 MB). Peak memory consumption was 127.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:33,888 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-18 06:52:33,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.49 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 83.5 MB in the beginning and 164.7 MB in the end (delta: -81.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:33,889 INFO L168 Benchmark]: Boogie Preprocessor took 71.23 ms. Allocated memory is still 199.2 MB. Free memory was 164.7 MB in the beginning and 161.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:33,890 INFO L168 Benchmark]: RCFGBuilder took 573.78 ms. Allocated memory is still 199.2 MB. Free memory was 161.7 MB in the beginning and 123.1 MB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:33,893 INFO L168 Benchmark]: Symbolic Interpretation took 6593.41 ms. Allocated memory was 199.2 MB in the beginning and 263.7 MB in the end (delta: 64.5 MB). Free memory was 123.1 MB in the beginning and 197.9 MB in the end (delta: -74.8 MB). Peak memory consumption was 106.5 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:33,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 532]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 172#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.49 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 83.5 MB in the beginning and 164.7 MB in the end (delta: -81.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.23 ms. Allocated memory is still 199.2 MB. Free memory was 164.7 MB in the beginning and 161.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 573.78 ms. Allocated memory is still 199.2 MB. Free memory was 161.7 MB in the beginning and 123.1 MB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6593.41 ms. Allocated memory was 199.2 MB in the beginning and 263.7 MB in the end (delta: 64.5 MB). Free memory was 123.1 MB in the beginning and 197.9 MB in the end (delta: -74.8 MB). Peak memory consumption was 106.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...