java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-ext2-properties/simple_search_value-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:54:38,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:54:38,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:54:38,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:54:38,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:54:38,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:54:38,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:54:38,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:54:38,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:54:38,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:54:38,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:54:38,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:54:38,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:54:38,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:54:38,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:54:38,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:54:38,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:54:38,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:54:38,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:54:38,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:54:38,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:54:38,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:54:38,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:54:38,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:54:38,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:54:38,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:54:38,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:54:38,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:54:38,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:54:38,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:54:38,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:54:38,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:54:38,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:54:38,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:54:38,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:54:38,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:54:38,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:54:38,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:54:38,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:54:38,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:54:38,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:54:38,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 09:54:38,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:54:38,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:54:38,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:54:38,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:54:38,560 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:54:38,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:54:38,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:54:38,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:54:38,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:54:38,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:54:38,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:54:38,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:54:38,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:54:38,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:54:38,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:54:38,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:54:38,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:54:38,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:54:38,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:54:38,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:54:38,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:54:38,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:54:38,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:54:38,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:54:38,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:54:38,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:54:38,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:54:38,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:54:38,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:54:38,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:54:38,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:54:38,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:54:38,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:54:38,648 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:54:38,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext2-properties/simple_search_value-2.i [2019-09-21 09:54:38,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec5cc5508/15c2e571ee504f7da6b7d02729a510a0/FLAG62a12035c [2019-09-21 09:54:39,281 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:54:39,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext2-properties/simple_search_value-2.i [2019-09-21 09:54:39,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec5cc5508/15c2e571ee504f7da6b7d02729a510a0/FLAG62a12035c [2019-09-21 09:54:39,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec5cc5508/15c2e571ee504f7da6b7d02729a510a0 [2019-09-21 09:54:39,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:54:39,608 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:54:39,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:39,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:54:39,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:54:39,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:39" (1/1) ... [2019-09-21 09:54:39,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13669d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:39, skipping insertion in model container [2019-09-21 09:54:39,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:39" (1/1) ... [2019-09-21 09:54:39,625 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:54:39,675 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:54:40,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:40,131 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:54:40,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:40,237 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:54:40,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40 WrapperNode [2019-09-21 09:54:40,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:40,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:54:40,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:54:40,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:54:40,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:54:40,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:54:40,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:54:40,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:54:40,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:54:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:54:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:54:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-21 09:54:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-21 09:54:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-21 09:54:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:54:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:54:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:54:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-21 09:54:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-21 09:54:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-21 09:54:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-21 09:54:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-21 09:54:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-21 09:54:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-21 09:54:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-21 09:54:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-21 09:54:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-21 09:54:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-21 09:54:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-21 09:54:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-21 09:54:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-21 09:54:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-21 09:54:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-21 09:54:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-21 09:54:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-21 09:54:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-21 09:54:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-21 09:54:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-21 09:54:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-21 09:54:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-21 09:54:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-21 09:54:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-21 09:54:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-21 09:54:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-21 09:54:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-21 09:54:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-21 09:54:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-21 09:54:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-21 09:54:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-21 09:54:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-21 09:54:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-21 09:54:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-21 09:54:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-21 09:54:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-21 09:54:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-21 09:54:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-21 09:54:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-21 09:54:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:54:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-21 09:54:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-21 09:54:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-21 09:54:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-21 09:54:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-21 09:54:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-21 09:54:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-21 09:54:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-21 09:54:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-21 09:54:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-21 09:54:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-21 09:54:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-21 09:54:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-21 09:54:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-21 09:54:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-21 09:54:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-21 09:54:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-21 09:54:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-21 09:54:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-21 09:54:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-21 09:54:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-21 09:54:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-21 09:54:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-21 09:54:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:54:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:54:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:54:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:54:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:54:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:54:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:54:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:54:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:54:40,739 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-21 09:54:40,954 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:54:40,954 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-21 09:54:40,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:40 BoogieIcfgContainer [2019-09-21 09:54:40,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:54:40,956 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:54:40,956 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:54:40,957 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:54:40,958 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:40" (1/1) ... [2019-09-21 09:54:40,958 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:54:40,984 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:54:40,985 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:54:40,992 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:54:41,001 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:54:41,002 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:54:41,171 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-09-21 09:54:41,224 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-21 09:54:41,502 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-21 09:54:41,805 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 09:54:42,252 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 09:54:46,134 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 09:54:46,439 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 09:54:52,567 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 09:54:54,197 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:54:54,198 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:54:54,200 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 154#(and (or (= 0 main_~hasTwelve~0) (= 0 main_~hasTwo~0)) (= 0 main_~p~0.base) (= main_~p~0.offset 0) (or (and (<= main_~p~0.base 0) (<= 0 main_~p~0.offset) (<= main_~p~0.offset 0) (<= 0 main_~p~0.base) (<= main_~hasTwelve~0 0) (<= 0 main_~hasTwelve~0)) (and (<= main_~p~0.base 0) (<= 0 main_~hasTwo~0) (<= 0 main_~p~0.offset) (<= main_~hasTwo~0 0) (<= main_~p~0.offset 0) (<= 0 main_~p~0.base)))) [2019-09-21 09:54:54,219 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:54:54,220 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:54:54,228 INFO L168 Benchmark]: Toolchain (without parser) took 14613.66 ms. Allocated memory was 142.1 MB in the beginning and 473.4 MB in the end (delta: 331.4 MB). Free memory was 88.2 MB in the beginning and 343.1 MB in the end (delta: -254.9 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:54,229 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 142.1 MB. Free memory was 108.2 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:54:54,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.91 ms. Allocated memory was 142.1 MB in the beginning and 198.2 MB in the end (delta: 56.1 MB). Free memory was 88.0 MB in the beginning and 164.0 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:54,234 INFO L168 Benchmark]: Boogie Preprocessor took 69.61 ms. Allocated memory is still 198.2 MB. Free memory was 164.0 MB in the beginning and 160.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:54,234 INFO L168 Benchmark]: RCFGBuilder took 647.42 ms. Allocated memory is still 198.2 MB. Free memory was 160.9 MB in the beginning and 113.3 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:54,235 INFO L168 Benchmark]: Sifa took 13263.78 ms. Allocated memory was 198.2 MB in the beginning and 473.4 MB in the end (delta: 275.3 MB). Free memory was 113.3 MB in the beginning and 343.1 MB in the end (delta: -229.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:54,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 142.1 MB. Free memory was 108.2 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 628.91 ms. Allocated memory was 142.1 MB in the beginning and 198.2 MB in the end (delta: 56.1 MB). Free memory was 88.0 MB in the beginning and 164.0 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.61 ms. Allocated memory is still 198.2 MB. Free memory was 164.0 MB in the beginning and 160.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 647.42 ms. Allocated memory is still 198.2 MB. Free memory was 160.9 MB in the beginning and 113.3 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 7.1 GB. * Sifa took 13263.78 ms. Allocated memory was 198.2 MB in the beginning and 473.4 MB in the end (delta: 275.3 MB). Free memory was 113.3 MB in the beginning and 343.1 MB in the end (delta: -229.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 13216, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 67, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 56, TOOLS_POST_TIME[ms]: 12830, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 26, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 50, TOOLS_QUANTIFIERELIM_TIME[ms]: 12820, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 4188, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 76, FLUID_YES_ANSWERS: 5, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME[ms]: 126, DOMAIN_ALPHA_APPLICATIONS: 5, DOMAIN_ALPHA_TIME[ms]: 10, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 67, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 23, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5660, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5659, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 123, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 123, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 311, DAG_COMPRESSION_RETAINED_NODES: 106 - UnprovableResult [Line: 565]: 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 154#(and (or (= 0 main_~hasTwelve~0) (= 0 main_~hasTwo~0)) (= 0 main_~p~0.base) (= main_~p~0.offset 0) (or (and (<= main_~p~0.base 0) (<= 0 main_~p~0.offset) (<= main_~p~0.offset 0) (<= 0 main_~p~0.base) (<= main_~hasTwelve~0 0) (<= 0 main_~hasTwelve~0)) (and (<= main_~p~0.base 0) (<= 0 main_~hasTwo~0) (<= 0 main_~p~0.offset) (<= main_~hasTwo~0 0) (<= main_~p~0.offset 0) (<= 0 main_~p~0.base)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...