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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/sll-queue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:52:48,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:52:48,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:52:48,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:52:48,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:52:48,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:52:48,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:52:48,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:52:48,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:52:48,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:52:48,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:52:48,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:52:48,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:52:48,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:52:48,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:52:48,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:52:48,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:52:48,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:52:48,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:52:48,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:52:48,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:52:48,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:52:48,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:52:48,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:52:48,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:52:48,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:52:48,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:52:48,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:52:48,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:52:48,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:52:48,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:52:48,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:52:48,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:52:48,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:52:48,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:52:48,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:52:48,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:52:48,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:52:48,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:52:48,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:52:48,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:52:48,364 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 11:52:48,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:52:48,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:52:48,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:52:48,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:52:48,382 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:52:48,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:52:48,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:52:48,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:52:48,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:52:48,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:52:48,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:52:48,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:52:48,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:52:48,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:52:48,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:52:48,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:52:48,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:52:48,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:52:48,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:52:48,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:52:48,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:52:48,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:52:48,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:52:48,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:52:48,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:52:48,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:52:48,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:52:48,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:52:48,387 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 -> SingleStatement 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 11:52:48,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:52:48,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:52:48,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:52:48,434 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:52:48,434 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:52:48,435 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-queue-1.i [2019-09-18 11:52:48,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19b61b34/3b16f0dae09a41b4b1deaae057515749/FLAG464d23518 [2019-09-18 11:52:49,067 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:52:49,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-queue-1.i [2019-09-18 11:52:49,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19b61b34/3b16f0dae09a41b4b1deaae057515749/FLAG464d23518 [2019-09-18 11:52:49,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19b61b34/3b16f0dae09a41b4b1deaae057515749 [2019-09-18 11:52:49,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:52:49,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:52:49,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:52:49,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:52:49,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:52:49,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:49,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533a0eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49, skipping insertion in model container [2019-09-18 11:52:49,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:49,376 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:52:49,440 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:52:49,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:52:49,861 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:52:49,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:52:49,998 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:52:49,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49 WrapperNode [2019-09-18 11:52:49,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:52:49,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:52:49,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:52:49,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:52:50,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (1/1) ... [2019-09-18 11:52:50,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:52:50,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:52:50,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:52:50,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:52:50,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:52:49" (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 11:52:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:52:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:52:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:52:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 11:52:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 11:52:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 11:52:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 11:52:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 11:52:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 11:52:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 11:52:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 11:52:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 11:52:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 11:52:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 11:52:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 11:52:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 11:52:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 11:52:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 11:52:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 11:52:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 11:52:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 11:52:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 11:52:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 11:52:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 11:52:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 11:52:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 11:52:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 11:52:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 11:52:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 11:52:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 11:52:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 11:52:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 11:52:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 11:52:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 11:52:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 11:52:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 11:52:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 11:52:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 11:52:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 11:52:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 11:52:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 11:52:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 11:52:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 11:52:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 11:52:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 11:52:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 11:52:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 11:52:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 11:52:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 11:52:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 11:52:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 11:52:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 11:52:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 11:52:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 11:52:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 11:52:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 11:52:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 11:52:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 11:52:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 11:52:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 11:52:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 11:52:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 11:52:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 11:52:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 11:52:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:52:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 11:52:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 11:52:50,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:52:50,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:52:50,899 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:52:50,899 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-18 11:52:50,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:52:50 BoogieIcfgContainer [2019-09-18 11:52:50,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:52:50,902 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:52:50,902 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:52:50,902 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:52:50,903 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:52:50" (1/1) ... [2019-09-18 11:52:50,904 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 11:52:50,926 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-18 11:52:50,927 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:52:50,935 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:52:50,943 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:52:50,945 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:52:51,087 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 11:52:52,825 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 90 [2019-09-18 11:52:52,964 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 90 [2019-09-18 11:52:53,184 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 11:52:53,332 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 11:52:53,566 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 11:52:53,882 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 11:52:54,410 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 11:52:54,656 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 11:52:57,998 WARN L191 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-18 11:53:00,416 WARN L191 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 125 DAG size of output: 123 [2019-09-18 11:53:03,366 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 161 DAG size of output: 95 [2019-09-18 11:53:03,900 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 164 [2019-09-18 11:53:04,065 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-09-18 11:53:04,525 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 164 [2019-09-18 11:53:04,627 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-09-18 11:53:04,934 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 164 [2019-09-18 11:53:05,060 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-09-18 11:53:05,476 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 164 [2019-09-18 11:53:05,583 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-09-18 11:53:05,800 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-09-18 11:53:18,877 WARN L191 SmtUtils]: Spent 13.01 s on a formula simplification that was a NOOP. DAG size: 182 [2019-09-18 11:53:30,507 WARN L191 SmtUtils]: Spent 11.57 s on a formula simplification that was a NOOP. DAG size: 180 [2019-09-18 11:53:30,722 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-09-18 11:53:34,977 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-09-18 11:53:46,705 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-18 11:53:46,883 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 11:53:47,054 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 11:53:47,347 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 11:53:47,532 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 11:53:54,267 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-09-18 11:53:54,872 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2019-09-18 11:53:55,056 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 11:53:55,231 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 11:53:55,717 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-18 11:54:02,983 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-18 11:54:03,200 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-18 11:54:03,388 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-18 11:54:03,697 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-18 11:54:03,892 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-18 11:54:16,487 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:54:16,487 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:54:16,490 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 11721#(and (= 0 main_~head~0.offset) (= 0 main_~head~0.base)) [2019-09-18 11:54:16,490 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 10199#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= main_~status~0 3) (or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) [2019-09-18 11:54:16,491 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 11709#(and (= 0 main_~item~0.offset) (= main_~item~0.base 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base)))) [2019-09-18 11:54:16,491 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 11375#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= main_~status~0 1) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) [2019-09-18 11:54:16,491 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 11606#false [2019-09-18 11:54:16,491 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 9110#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0) (or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0))) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= main_~status~0 3) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) [2019-09-18 11:54:16,491 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 11672#false [2019-09-18 11:54:16,492 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 11239#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= main_~status~0 2) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) [2019-09-18 11:54:16,492 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 11308#false [2019-09-18 11:54:16,492 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 10379#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= main_~status~0 2) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) [2019-09-18 11:54:16,492 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 7605#(not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 4)) 3)) [2019-09-18 11:54:16,493 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 11543#false [2019-09-18 11:54:16,493 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 8291#(and (not (= main_~status~0 0)) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (not (< 0 (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 4))))) [2019-09-18 11:54:16,493 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 11000#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= main_~status~0 3) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) [2019-09-18 11:54:16,516 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:54:16,516 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:54:16,518 INFO L168 Benchmark]: Toolchain (without parser) took 87156.81 ms. Allocated memory was 131.1 MB in the beginning and 1.0 GB in the end (delta: 881.9 MB). Free memory was 83.8 MB in the beginning and 673.5 MB in the end (delta: -589.7 MB). Peak memory consumption was 292.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:54:16,519 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 131.1 MB. Free memory is still 103.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:54:16,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.50 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 83.4 MB in the beginning and 162.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:54:16,521 INFO L168 Benchmark]: Boogie Preprocessor took 80.30 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 158.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:54:16,522 INFO L168 Benchmark]: RCFGBuilder took 821.49 ms. Allocated memory is still 198.2 MB. Free memory was 158.5 MB in the beginning and 99.7 MB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 7.1 GB. [2019-09-18 11:54:16,523 INFO L168 Benchmark]: Sifa took 85614.60 ms. Allocated memory was 198.2 MB in the beginning and 1.0 GB in the end (delta: 814.7 MB). Free memory was 99.7 MB in the beginning and 673.5 MB in the end (delta: -573.9 MB). Peak memory consumption was 240.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:54:16,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 131.1 MB. Free memory is still 103.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.50 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 83.4 MB in the beginning and 162.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.30 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 158.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 821.49 ms. Allocated memory is still 198.2 MB. Free memory was 158.5 MB in the beginning and 99.7 MB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 7.1 GB. * Sifa took 85614.60 ms. Allocated memory was 198.2 MB in the beginning and 1.0 GB in the end (delta: 814.7 MB). Free memory was 99.7 MB in the beginning and 673.5 MB in the end (delta: -573.9 MB). Peak memory consumption was 240.9 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]: 85567, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8519, DAG_INTERPRETER_EARLY_EXITS: 932, TOOLS_POST_APPLICATIONS: 6891, TOOLS_POST_TIME[ms]: 35792, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 22, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 6538, TOOLS_QUANTIFIERELIM_TIME[ms]: 35394, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24692, FLUID_QUERY_TIME[ms]: 70, FLUID_QUERIES: 9438, FLUID_YES_ANSWERS: 15, DOMAIN_JOIN_APPLICATIONS: 2012, DOMAIN_JOIN_TIME[ms]: 43695, DOMAIN_ALPHA_APPLICATIONS: 15, DOMAIN_ALPHA_TIME[ms]: 79, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 565, DOMAIN_ISSUBSETEQ_APPLICATIONS: 919, DOMAIN_ISSUBSETEQ_TIME[ms]: 2040, DOMAIN_ISBOTTOM_APPLICATIONS: 2178, DOMAIN_ISBOTTOM_TIME[ms]: 1764, LOOP_SUMMARIZER_APPLICATIONS: 914, LOOP_SUMMARIZER_CACHE_MISSES: 914, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 58180, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 58168, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 919, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 91, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 90, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 20, REGEX_TO_DAG_TIME[ms]: 69, DAG_COMPRESSION_TIME[ms]: 893, DAG_COMPRESSION_PROCESSED_NODES: 87629, DAG_COMPRESSION_RETAINED_NODES: 40359 - UnprovableResult [Line: 1013]: 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 11721#(and (= 0 main_~head~0.offset) (= 0 main_~head~0.base)). Possible FailurePath: - UnprovableResult [Line: 1033]: 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 10199#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= main_~status~0 3) (or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))). Possible FailurePath: - UnprovableResult [Line: 1014]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 11709#(and (= 0 main_~item~0.offset) (= main_~item~0.base 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base)))). Possible FailurePath: - UnprovableResult [Line: 1021]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 11375#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= main_~status~0 1) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))). Possible FailurePath: - PositiveResult [Line: 1020]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 1034]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 9110#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0) (or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0))) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= main_~status~0 3) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))). Possible FailurePath: - PositiveResult [Line: 1017]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 1026]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 11239#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= main_~status~0 2) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))). Possible FailurePath: - PositiveResult [Line: 1031]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 1027]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 10379#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= main_~status~0 2) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))). Possible FailurePath: - UnprovableResult [Line: 1035]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7605#(not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 4)) 3)). Possible FailurePath: - PositiveResult [Line: 1025]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 1042]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8291#(and (not (= main_~status~0 0)) (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (not (< 0 (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 4))))). Possible FailurePath: - UnprovableResult [Line: 1032]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 11000#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= main_~status~0 3) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...