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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:52:18,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:52:18,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:52:18,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:52:18,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:52:18,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:52:18,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:52:18,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:52:18,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:52:18,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:52:18,853 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:52:18,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:52:18,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:52:18,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:52:18,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:52:18,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:52:18,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:52:18,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:52:18,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:52:18,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:52:18,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:52:18,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:52:18,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:52:18,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:52:18,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 06:52:18,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 06:52:18,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 06:52:18,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 06:52:18,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 06:52:18,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 06:52:18,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:52:18,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:52:18,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:52:18,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:52:18,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:52:18,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:52:18,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:52:18,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:52:18,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:52:18,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:52:18,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:52:18,877 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 06:52:18,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:52:18,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:52:18,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:52:18,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:52:18,893 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:52:18,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:52:18,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:52:18,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:52:18,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:52:18,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:52:18,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:52:18,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:52:18,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:52:18,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:52:18,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:52:18,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:52:18,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:52:18,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:52:18,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:52:18,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:52:18,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:52:18,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:52:18,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:52:18,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:52:18,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:52:18,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:52:18,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:52:18,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:52:18,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:52:18,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:52:18,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:52:18,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:52:18,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:52:18,951 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:52:18,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/simple-1.i [2019-08-18 06:52:19,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bc8d5508/051cfbbcb00a4bdb9616aa071d8e3ece/FLAGf5e15c910 [2019-08-18 06:52:19,546 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:52:19,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/simple-1.i [2019-08-18 06:52:19,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bc8d5508/051cfbbcb00a4bdb9616aa071d8e3ece/FLAGf5e15c910 [2019-08-18 06:52:19,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bc8d5508/051cfbbcb00a4bdb9616aa071d8e3ece [2019-08-18 06:52:19,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:52:19,867 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:52:19,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:52:19,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:52:19,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:52:19,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:52:19" (1/1) ... [2019-08-18 06:52:19,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec734b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:19, skipping insertion in model container [2019-08-18 06:52:19,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:52:19" (1/1) ... [2019-08-18 06:52:19,883 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:52:19,927 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:52:20,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:52:20,402 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:52:20,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:52:20,506 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:52:20,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20 WrapperNode [2019-08-18 06:52:20,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:52:20,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:52:20,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:52:20,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:52:20,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... [2019-08-18 06:52:20,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:52:20,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:52:20,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:52:20,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:52:20,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:52:20,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:52:20,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:52:20,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-18 06:52:20,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-18 06:52:20,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-08-18 06:52:20,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-08-18 06:52:20,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-08-18 06:52:20,650 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-18 06:52:20,650 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:52:20,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:52:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 06:52:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 06:52:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 06:52:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 06:52:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 06:52:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 06:52:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 06:52:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 06:52:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 06:52:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 06:52:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 06:52:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 06:52:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 06:52:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 06:52:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 06:52:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 06:52:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 06:52:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-18 06:52:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-18 06:52:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-08-18 06:52:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-08-18 06:52:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-08-18 06:52:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 06:52:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 06:52:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 06:52:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 06:52:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 06:52:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 06:52:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 06:52:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 06:52:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 06:52:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 06:52:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 06:52:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 06:52:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 06:52:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 06:52:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 06:52:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 06:52:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 06:52:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 06:52:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 06:52:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 06:52:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 06:52:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 06:52:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 06:52:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 06:52:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 06:52:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 06:52:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 06:52:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 06:52:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 06:52:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 06:52:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 06:52:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 06:52:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 06:52:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 06:52:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 06:52:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 06:52:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 06:52:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 06:52:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 06:52:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 06:52:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 06:52:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 06:52:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 06:52:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 06:52:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 06:52:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 06:52:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 06:52:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 06:52:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 06:52:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 06:52:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 06:52:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 06:52:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 06:52:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:52:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 06:52:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 06:52:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:52:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:52:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:52:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:52:20,985 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-18 06:52:21,194 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:52:21,195 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 06:52:21,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:52:21 BoogieIcfgContainer [2019-08-18 06:52:21,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:52:21,198 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:52:21,198 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:52:21,198 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:52:21,199 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:52:21" (1/1) ... [2019-08-18 06:52:21,216 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:52:21,218 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:52:21,228 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:52:21,240 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:52:21,242 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:52:21,322 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 06:52:21,323 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:21,338 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:21,339 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:21,339 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:52:21,350 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 06:52:21,372 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-18 06:52:21,415 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 06:52:21,427 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 06:52:21,821 WARN L188 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 86 [2019-08-18 06:52:21,822 INFO L567 ElimStorePlain]: treesize reduction 178, result has 48.7 percent of original size [2019-08-18 06:52:21,829 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 06:52:21,946 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-18 06:52:21,946 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:21,948 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 06:52:21,948 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:345, output treesize:170 [2019-08-18 06:52:21,978 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 06:52:21,995 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 06:52:22,349 WARN L188 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2019-08-18 06:52:22,350 INFO L567 ElimStorePlain]: treesize reduction 168, result has 48.6 percent of original size [2019-08-18 06:52:22,360 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 06:52:22,467 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-18 06:52:22,468 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:22,469 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 06:52:22,470 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:351, output treesize:147 [2019-08-18 06:52:22,497 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 06:52:22,728 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-18 06:52:22,729 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:22,730 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:22,731 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:217, output treesize:221 [2019-08-18 06:52:22,764 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:22,803 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 06:52:22,819 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 06:52:22,834 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 06:52:22,856 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 06:52:24,929 WARN L188 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 155 DAG size of output: 139 [2019-08-18 06:52:24,930 INFO L567 ElimStorePlain]: treesize reduction 424, result has 49.1 percent of original size [2019-08-18 06:52:24,944 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 06:52:24,970 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 06:52:25,741 WARN L188 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-08-18 06:52:25,741 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:25,744 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2019-08-18 06:52:25,744 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:881, output treesize:385 [2019-08-18 06:52:25,787 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 06:52:25,804 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 06:52:27,615 WARN L188 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 152 [2019-08-18 06:52:27,616 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:27,621 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 10 dim-0 vars, and 2 xjuncts. [2019-08-18 06:52:27,622 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:580, output treesize:614 [2019-08-18 06:52:27,710 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 68 treesize of output 49 [2019-08-18 06:52:27,710 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,720 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 68 treesize of output 49 [2019-08-18 06:52:27,721 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,757 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:27,772 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 49 treesize of output 45 [2019-08-18 06:52:27,772 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,777 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 45 [2019-08-18 06:52:27,778 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,814 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:27,821 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 45 treesize of output 41 [2019-08-18 06:52:27,821 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,827 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 45 treesize of output 41 [2019-08-18 06:52:27,827 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,865 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:27,869 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:52:27,870 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:137, output treesize:83 [2019-08-18 06:52:27,881 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_16|]} [2019-08-18 06:52:27,897 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 103 treesize of output 102 [2019-08-18 06:52:27,898 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:27,911 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 103 treesize of output 102 [2019-08-18 06:52:27,912 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,036 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-18 06:52:28,037 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,052 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 102 treesize of output 99 [2019-08-18 06:52:28,054 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,068 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 102 treesize of output 99 [2019-08-18 06:52:28,069 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,188 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-18 06:52:28,189 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,193 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_20|], 6=[|v_#memory_$Pointer$.offset_21|, |v_#memory_$Pointer$.base_21|]} [2019-08-18 06:52:28,203 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 96 treesize of output 92 [2019-08-18 06:52:28,203 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,216 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 96 treesize of output 92 [2019-08-18 06:52:28,216 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,325 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-18 06:52:28,326 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,369 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-18 06:52:28,370 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 90 [2019-08-18 06:52:28,372 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,410 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-18 06:52:28,411 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 84 [2019-08-18 06:52:28,413 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,519 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-18 06:52:28,520 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,556 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-18 06:52:28,557 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 79 [2019-08-18 06:52:28,558 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,595 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-18 06:52:28,596 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 79 [2019-08-18 06:52:28,597 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,706 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-18 06:52:28,706 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,707 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:28,708 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:28,709 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:28,710 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:28,711 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-18 06:52:28,712 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 9 variables, input treesize:207, output treesize:77 [2019-08-18 06:52:28,732 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 68 treesize of output 64 [2019-08-18 06:52:28,732 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,740 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 68 treesize of output 64 [2019-08-18 06:52:28,741 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,782 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,790 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 64 treesize of output 60 [2019-08-18 06:52:28,791 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,799 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 64 treesize of output 60 [2019-08-18 06:52:28,800 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,844 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,850 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 60 treesize of output 41 [2019-08-18 06:52:28,851 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,855 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 60 treesize of output 41 [2019-08-18 06:52:28,856 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:28,883 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:28,885 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:52:28,885 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:137, output treesize:83 [2019-08-18 06:52:28,891 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:52:28,908 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_22|], 24=[|v_#memory_$Pointer$.base_6|, |v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_6|, |v_#memory_$Pointer$.offset_23|]} [2019-08-18 06:52:29,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:29,375 INFO L235 Elim1Store]: Index analysis took 244 ms [2019-08-18 06:52:29,534 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 239 treesize of output 200 [2019-08-18 06:52:29,535 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:29,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:30,316 INFO L235 Elim1Store]: Index analysis took 653 ms [2019-08-18 06:52:30,718 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 239 treesize of output 200 [2019-08-18 06:52:30,719 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:44,750 WARN L188 SmtUtils]: Spent 14.03 s on a formula simplification. DAG size of input: 159 DAG size of output: 154 [2019-08-18 06:52:44,750 INFO L567 ElimStorePlain]: treesize reduction 167, result has 77.0 percent of original size [2019-08-18 06:52:44,804 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 06:52:44,820 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 06:52:44,862 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 06:52:47,621 WARN L188 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 144 [2019-08-18 06:52:47,621 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:47,649 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:47,759 INFO L341 Elim1Store]: treesize reduction 17, result has 85.1 percent of original size [2019-08-18 06:52:47,760 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 164 treesize of output 209 [2019-08-18 06:52:47,761 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:47,775 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:47,807 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:52:47,903 INFO L341 Elim1Store]: treesize reduction 17, result has 85.1 percent of original size [2019-08-18 06:52:47,903 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 164 treesize of output 209 [2019-08-18 06:52:47,905 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:50,222 WARN L188 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 160 DAG size of output: 146 [2019-08-18 06:52:50,222 INFO L567 ElimStorePlain]: treesize reduction 108, result has 80.0 percent of original size [2019-08-18 06:52:50,235 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:50,244 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:50,251 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:52:50,721 WARN L188 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-08-18 06:52:50,722 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:50,737 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:50,823 INFO L341 Elim1Store]: treesize reduction 29, result has 71.3 percent of original size [2019-08-18 06:52:50,824 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 153 [2019-08-18 06:52:50,826 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:50,910 INFO L341 Elim1Store]: treesize reduction 29, result has 71.3 percent of original size [2019-08-18 06:52:50,911 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 153 [2019-08-18 06:52:50,913 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:51,398 WARN L188 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 124 [2019-08-18 06:52:51,399 INFO L567 ElimStorePlain]: treesize reduction 84, result has 79.5 percent of original size [2019-08-18 06:52:51,400 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:52:51,400 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:52:51,402 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:52:51,403 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:52:51,405 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 5 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2019-08-18 06:52:51,405 INFO L221 ElimStorePlain]: Needed 15 recursive calls to eliminate 9 variables, input treesize:805, output treesize:178 [2019-08-18 06:52:51,451 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:52:51,451 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:52:51,454 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 153#true [2019-08-18 06:52:51,463 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:52:51,463 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:52:51,465 INFO L168 Benchmark]: Toolchain (without parser) took 31597.61 ms. Allocated memory was 130.0 MB in the beginning and 340.3 MB in the end (delta: 210.2 MB). Free memory was 84.8 MB in the beginning and 160.3 MB in the end (delta: -75.5 MB). Peak memory consumption was 157.9 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:51,466 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:52:51,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.14 ms. Allocated memory was 130.0 MB in the beginning and 196.6 MB in the end (delta: 66.6 MB). Free memory was 84.6 MB in the beginning and 158.3 MB in the end (delta: -73.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:51,467 INFO L168 Benchmark]: Boogie Preprocessor took 73.05 ms. Allocated memory is still 196.6 MB. Free memory was 158.3 MB in the beginning and 155.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:51,468 INFO L168 Benchmark]: RCFGBuilder took 615.86 ms. Allocated memory is still 196.6 MB. Free memory was 155.6 MB in the beginning and 115.0 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:51,469 INFO L168 Benchmark]: Symbolic Interpretation took 30265.46 ms. Allocated memory was 196.6 MB in the beginning and 340.3 MB in the end (delta: 143.7 MB). Free memory was 115.0 MB in the beginning and 160.3 MB in the end (delta: -45.4 MB). Peak memory consumption was 121.5 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:51,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 538]: 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 153#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.14 ms. Allocated memory was 130.0 MB in the beginning and 196.6 MB in the end (delta: 66.6 MB). Free memory was 84.6 MB in the beginning and 158.3 MB in the end (delta: -73.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.05 ms. Allocated memory is still 196.6 MB. Free memory was 158.3 MB in the beginning and 155.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 615.86 ms. Allocated memory is still 196.6 MB. Free memory was 155.6 MB in the beginning and 115.0 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 30265.46 ms. Allocated memory was 196.6 MB in the beginning and 340.3 MB in the end (delta: 143.7 MB). Free memory was 115.0 MB in the beginning and 160.3 MB in the end (delta: -45.4 MB). Peak memory consumption was 121.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...