java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/dll-queue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:05:04,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:05:04,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:05:04,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:05:04,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:05:04,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:05:04,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:05:04,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:05:04,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:05:04,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:05:04,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:05:04,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:05:04,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:05:04,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:05:04,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:05:04,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:05:04,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:05:04,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:05:04,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:05:04,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:05:04,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:05:04,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:05:04,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:05:04,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:05:04,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:05:04,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:05:04,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:05:04,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:05:04,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:05:04,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:05:04,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:05:04,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:05:04,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:05:04,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:05:04,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:05:04,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:05:04,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:05:04,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:05:04,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:05:04,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:05:04,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:05:04,599 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 [2019-09-18 03:05:04,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:05:04,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:05:04,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:05:04,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:05:04,626 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:05:04,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:05:04,627 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:05:04,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:05:04,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:05:04,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:05:04,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:05:04,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:05:04,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:05:04,629 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:05:04,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:05:04,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:05:04,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:05:04,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:05:04,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:05:04,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:05:04,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:05:04,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:05:04,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:05:04,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:05:04,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:05:04,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:05:04,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:05:04,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:05:04,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements 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_DDA [2019-09-18 03:05:04,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:05:04,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:05:04,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:05:04,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:05:04,703 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:05:04,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue-1.i [2019-09-18 03:05:04,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec3d6d0c9/c11de6abeef44d708de6c968ebf52118/FLAG4483f1a44 [2019-09-18 03:05:05,220 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:05:05,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-queue-1.i [2019-09-18 03:05:05,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec3d6d0c9/c11de6abeef44d708de6c968ebf52118/FLAG4483f1a44 [2019-09-18 03:05:05,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec3d6d0c9/c11de6abeef44d708de6c968ebf52118 [2019-09-18 03:05:05,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:05:05,600 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:05:05,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:05:05,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:05:05,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:05:05,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:05:05" (1/1) ... [2019-09-18 03:05:05,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4422260d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:05, skipping insertion in model container [2019-09-18 03:05:05,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:05:05" (1/1) ... [2019-09-18 03:05:05,619 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:05:05,676 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:05:06,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:05:06,136 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:05:06,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:05:06,240 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:05:06,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06 WrapperNode [2019-09-18 03:05:06,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:05:06,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:05:06,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:05:06,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:05:06,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (1/1) ... [2019-09-18 03:05:06,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:05:06,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:05:06,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:05:06,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:05:06,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:06" (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 [2019-09-18 03:05:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:05:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:05:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:05:06,371 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 03:05:06,371 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 03:05:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 03:05:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 03:05:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 03:05:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 03:05:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 03:05:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 03:05:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 03:05:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 03:05:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 03:05:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 03:05:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 03:05:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 03:05:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 03:05:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 03:05:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 03:05:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 03:05:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 03:05:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 03:05:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 03:05:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 03:05:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 03:05:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 03:05:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 03:05:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 03:05:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 03:05:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 03:05:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 03:05:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 03:05:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 03:05:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 03:05:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 03:05:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 03:05:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 03:05:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 03:05:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 03:05:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 03:05:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 03:05:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 03:05:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 03:05:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 03:05:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 03:05:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 03:05:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 03:05:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 03:05:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 03:05:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 03:05:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 03:05:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:05:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:05:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:05:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:05:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:05:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:05:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:05:07,028 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:05:07,028 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-18 03:05:07,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:05:07 BoogieIcfgContainer [2019-09-18 03:05:07,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:05:07,030 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:05:07,030 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:05:07,031 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:05:07,032 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:05:07" (1/1) ... [2019-09-18 03:05:07,032 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 03:05:07,055 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-18 03:05:07,055 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:05:07,064 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:05:07,071 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:05:07,073 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:05:07,214 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 03:05:08,061 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 03:05:09,015 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:05:09,688 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:05:10,249 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:05:11,010 WARN L191 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 03:05:12,053 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:05:12,799 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:05:13,428 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:05:14,017 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:05:14,859 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 03:05:16,175 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:05:18,986 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:05:21,854 WARN L191 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:25,014 WARN L191 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:05:27,697 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:30,117 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:05:32,698 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:35,714 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:05:38,287 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:41,973 WARN L191 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:46,047 WARN L191 SmtUtils]: Spent 3.98 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:48,678 WARN L191 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:05:51,878 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:54,126 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:05:56,678 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:59,231 WARN L191 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:06:01,734 WARN L191 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:04,407 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:07,040 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:10,021 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:06:12,958 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:15,027 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:17,699 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:20,049 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:06:23,426 WARN L191 SmtUtils]: Spent 3.36 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:27,006 WARN L191 SmtUtils]: Spent 3.55 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:29,784 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:30,208 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2019-09-18 03:06:30,369 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 03:06:30,540 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2019-09-18 03:06:31,364 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-18 03:06:31,888 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:33,419 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-18 03:06:33,724 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:35,161 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-18 03:06:35,477 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:35,872 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:36,352 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:08:09,856 WARN L191 SmtUtils]: Spent 1.56 m on a formula simplification that was a NOOP. DAG size: 303 [2019-09-18 03:09:56,344 WARN L191 SmtUtils]: Spent 1.77 m on a formula simplification that was a NOOP. DAG size: 299 [2019-09-18 03:11:51,347 WARN L191 SmtUtils]: Spent 1.91 m on a formula simplification that was a NOOP. DAG size: 292 [2019-09-18 03:14:06,625 WARN L191 SmtUtils]: Spent 2.25 m on a formula simplification that was a NOOP. DAG size: 285 [2019-09-18 03:15:54,931 WARN L191 SmtUtils]: Spent 1.80 m on a formula simplification that was a NOOP. DAG size: 303 [2019-09-18 03:17:43,261 WARN L191 SmtUtils]: Spent 1.80 m on a formula simplification that was a NOOP. DAG size: 299 [2019-09-18 03:19:31,049 WARN L191 SmtUtils]: Spent 1.79 m on a formula simplification that was a NOOP. DAG size: 292