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 0.1.24-584d7b9 [2019-08-31 03:16:03,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:16:03,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:16:03,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:16:03,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:16:03,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:16:03,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:16:03,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:16:03,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:16:03,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:16:03,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:16:03,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:16:03,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:16:03,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:16:03,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:16:03,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:16:03,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:16:03,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:16:03,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:16:03,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:16:03,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:16:03,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:16:03,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:16:03,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:16:03,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:16:03,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:16:03,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:16:03,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:16:03,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:16:03,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:16:03,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:16:03,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:16:03,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:16:03,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:16:03,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:16:03,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:16:03,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:16:03,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:16:03,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:16:03,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:16:03,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:16:03,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 03:16:03,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:16:03,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:16:03,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:16:03,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:16:03,391 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:16:03,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:16:03,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:16:03,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:16:03,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:16:03,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:16:03,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:16:03,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:16:03,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:16:03,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:16:03,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:16:03,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:16:03,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:16:03,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:16:03,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:16:03,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:16:03,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:16:03,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:16:03,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:16:03,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:16:03,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:16:03,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:16:03,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:16:03,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:16:03,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:16:03,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:16:03,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:16:03,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:16:03,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:16:03,453 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:16:03,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/simple_built_from_end.i [2019-08-31 03:16:03,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd897fb4b/72ccee38a6a8496895018c68ee4ee054/FLAG4ae165e6b [2019-08-31 03:16:03,941 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:16:03,941 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/simple_built_from_end.i [2019-08-31 03:16:03,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd897fb4b/72ccee38a6a8496895018c68ee4ee054/FLAG4ae165e6b [2019-08-31 03:16:04,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd897fb4b/72ccee38a6a8496895018c68ee4ee054 [2019-08-31 03:16:04,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:16:04,269 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:16:04,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:16:04,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:16:04,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:16:04,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5b13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04, skipping insertion in model container [2019-08-31 03:16:04,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,284 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:16:04,333 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:16:04,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:16:04,770 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:16:04,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:16:04,882 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:16:04,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04 WrapperNode [2019-08-31 03:16:04,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:16:04,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:16:04,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:16:04,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:16:04,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... [2019-08-31 03:16:04,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:16:04,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:16:04,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:16:04,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:16:04,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:16:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:16:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:16:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:16:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-31 03:16:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-31 03:16:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-08-31 03:16:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-08-31 03:16:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-08-31 03:16:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-31 03:16:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:16:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:16:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:16:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:16:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:16:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:16:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:16:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:16:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:16:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:16:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:16:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:16:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:16:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:16:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:16:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:16:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:16:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:16:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:16:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-31 03:16:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-31 03:16:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-08-31 03:16:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-08-31 03:16:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-08-31 03:16:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:16:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:16:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:16:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:16:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:16:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:16:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:16:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:16:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:16:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:16:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:16:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:16:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:16:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:16:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:16:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:16:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:16:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:16:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:16:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:16:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:16:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:16:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:16:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:16:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:16:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:16:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:16:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:16:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:16:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:16:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:16:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:16:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:16:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:16:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:16:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:16:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:16:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:16:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:16:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:16:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:16:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:16:05,370 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-31 03:16:05,508 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:16:05,508 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-31 03:16:05,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:16:05 BoogieIcfgContainer [2019-08-31 03:16:05,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:16:05,511 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:16:05,511 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:16:05,512 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:16:05,513 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:16:05" (1/1) ... [2019-08-31 03:16:05,559 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:16:05,560 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:16:05,569 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:16:05,583 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:16:05,585 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:16:05,705 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:16:05,706 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:16:05,735 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:16:05,735 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:16:05,736 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:16:05,761 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:16:05,829 WARN L98 DagInterpreter]: A function never reaches its return [2019-08-31 03:16:05,889 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:05,904 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:06,211 WARN L188 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2019-08-31 03:16:06,212 INFO L567 ElimStorePlain]: treesize reduction 147, result has 44.9 percent of original size [2019-08-31 03:16:06,218 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:06,294 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:16:06,295 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:06,296 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:291, output treesize:108 [2019-08-31 03:16:06,327 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:16:06,350 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|], 4=[|v_#memory_int_8|]} [2019-08-31 03:16:06,367 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:06,376 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:06,386 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:06,398 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:08,051 WARN L188 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 138 DAG size of output: 117 [2019-08-31 03:16:08,052 INFO L567 ElimStorePlain]: treesize reduction 390, result has 45.6 percent of original size [2019-08-31 03:16:08,076 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:08,089 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:08,751 WARN L188 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 03:16:08,752 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:16:08,771 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,487 WARN L188 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-31 03:16:09,488 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:16:09,490 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. [2019-08-31 03:16:09,491 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:765, output treesize:307 [2019-08-31 03:16:09,536 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:16:09,539 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:16:09,584 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|], 4=[|v_#memory_int_9|]} [2019-08-31 03:16:09,599 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,613 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,714 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,723 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,758 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,965 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:09,979 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:10,047 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:40,853 WARN L188 SmtUtils]: Spent 30.81 s on a formula simplification. DAG size of input: 229 DAG size of output: 196 [2019-08-31 03:16:40,854 INFO L567 ElimStorePlain]: treesize reduction 991, result has 46.9 percent of original size [2019-08-31 03:16:40,914 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:40,957 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:40,997 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:16:41,049 INFO L496 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:05,647 WARN L188 SmtUtils]: Spent 24.60 s on a formula simplification that was a NOOP. DAG size: 198 [2019-08-31 03:17:05,648 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:17:05,719 INFO L496 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:05,844 INFO L496 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:05,897 INFO L496 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:45,463 WARN L188 SmtUtils]: Spent 39.56 s on a formula simplification that was a NOOP. DAG size: 208 [2019-08-31 03:17:45,464 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:17:45,468 INFO L496 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-2 vars, End of recursive call: 24 dim-0 vars, and 4 xjuncts. [2019-08-31 03:17:45,468 INFO L221 ElimStorePlain]: Needed 16 recursive calls to eliminate 14 variables, input treesize:1963, output treesize:862 [2019-08-31 03:17:45,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:17:45,697 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:17:45,699 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:17:45,785 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_5|, |v_#memory_$Pointer$.offset_5|], 4=[|v_#memory_int_10|]} [2019-08-31 03:17:47,724 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:49,748 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:51,782 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:51,796 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:53,827 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:53,846 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:53,860 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:53,874 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:55,912 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:57,939 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:57,954 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:59,987 INFO L496 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:17:59,999 INFO L496 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:18:00,029 INFO L496 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:18:02,051 INFO L496 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:18:02,065 INFO L496 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.