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/sll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:07:13,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:07:13,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:07:13,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:07:13,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:07:13,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:07:13,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:07:13,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:07:13,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:07:13,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:07:13,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:07:13,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:07:13,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:07:13,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:07:13,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:07:13,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:07:13,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:07:13,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:07:13,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:07:13,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:07:13,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:07:13,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:07:13,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:07:13,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:07:13,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:07:13,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:07:13,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:07:13,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:07:13,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:07:13,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:07:13,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:07:13,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:07:13,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:07:13,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:07:13,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:07:13,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:07:13,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:07:13,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:07:13,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:07:13,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:07:13,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:07:13,065 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 03:07:13,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:07:13,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:07:13,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:07:13,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:07:13,082 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:07:13,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:07:13,083 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:07:13,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:07:13,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:07:13,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:07:13,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:07:13,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:07:13,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:07:13,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:07:13,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:07:13,085 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:07:13,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:07:13,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:07:13,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:07:13,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:07:13,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:07:13,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:07:13,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:07:13,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:07:13,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:07:13,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:07:13,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:07:13,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:07:13,087 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 03:07:13,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:07:13,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:07:13,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:07:13,135 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:07:13,136 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:07:13,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-queue-2.i [2019-09-18 03:07:13,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edbf15c32/13e5e395e2a34691a686e7124abf6ecf/FLAGbd9cc540e [2019-09-18 03:07:13,728 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:07:13,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-queue-2.i [2019-09-18 03:07:13,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edbf15c32/13e5e395e2a34691a686e7124abf6ecf/FLAGbd9cc540e [2019-09-18 03:07:14,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edbf15c32/13e5e395e2a34691a686e7124abf6ecf [2019-09-18 03:07:14,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:07:14,070 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:07:14,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:07:14,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:07:14,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:07:14,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4731125c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14, skipping insertion in model container [2019-09-18 03:07:14,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,087 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:07:14,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:07:14,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:07:14,617 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:07:14,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:07:14,720 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:07:14,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14 WrapperNode [2019-09-18 03:07:14,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:07:14,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:07:14,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:07:14,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:07:14,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (1/1) ... [2019-09-18 03:07:14,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:07:14,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:07:14,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:07:14,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:07:14,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:07:14" (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 03:07:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:07:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:07:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:07:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 03:07:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 03:07:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 03:07:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 03:07:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 03:07:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 03:07:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 03:07:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 03:07:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 03:07:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 03:07:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 03:07:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 03:07:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 03:07:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 03:07:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 03:07:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 03:07:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 03:07:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 03:07:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 03:07:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 03:07:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 03:07:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 03:07:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 03:07:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 03:07:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 03:07:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 03:07:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 03:07:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 03:07:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 03:07:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 03:07:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 03:07:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 03:07:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 03:07:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 03:07:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 03:07:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 03:07:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 03:07:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 03:07:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 03:07:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 03:07:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 03:07:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:07:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 03:07:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 03:07:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 03:07:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 03:07:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 03:07:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 03:07:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 03:07:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 03:07:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 03:07:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 03:07:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 03:07:14,897 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 03:07:14,897 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 03:07:14,897 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 03:07:14,898 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 03:07:14,898 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 03:07:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 03:07:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 03:07:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 03:07:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 03:07:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 03:07:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 03:07:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 03:07:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 03:07:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 03:07:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 03:07:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 03:07:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 03:07:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 03:07:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 03:07:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 03:07:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 03:07:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 03:07:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 03:07:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 03:07:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 03:07:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 03:07:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:07:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:07:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:07:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:07:15,624 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:07:15,624 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-18 03:07:15,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:07:15 BoogieIcfgContainer [2019-09-18 03:07:15,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:07:15,626 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:07:15,626 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:07:15,626 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:07:15,628 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:07:15" (1/1) ... [2019-09-18 03:07:15,628 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 03:07:15,652 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-18 03:07:15,652 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:07:15,660 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:07:15,667 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:07:15,669 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:07:15,808 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 03:07:16,900 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-18 03:07:17,555 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 03:07:17,834 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 03:07:18,086 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 03:07:18,450 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 03:07:19,324 WARN L191 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-18 03:07:19,996 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 03:07:20,801 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 03:07:22,098 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 123 [2019-09-18 03:07:22,414 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 03:07:22,518 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 03:07:22,923 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-18 03:07:23,045 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 03:07:23,431 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-18 03:07:23,909 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-18 03:07:24,048 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 03:07:24,160 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 03:07:24,270 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 03:07:42,584 WARN L191 SmtUtils]: Spent 18.24 s on a formula simplification that was a NOOP. DAG size: 199 [2019-09-18 03:08:00,126 WARN L191 SmtUtils]: Spent 17.51 s on a formula simplification that was a NOOP. DAG size: 200 [2019-09-18 03:08:28,351 WARN L191 SmtUtils]: Spent 28.20 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-18 03:08:30,201 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-18 03:08:34,850 WARN L191 SmtUtils]: Spent 4.45 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:08:35,502 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-18 03:08:36,146 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-18 03:08:36,647 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-18 03:08:37,308 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-18 03:08:40,377 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 246 DAG size of output: 219 [2019-09-18 03:08:40,983 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-18 03:08:43,895 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 246 DAG size of output: 219 [2019-09-18 03:08:44,499 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2019-09-18 03:09:05,687 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-18 03:09:05,892 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-18 03:09:12,319 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 03:09:12,914 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 03:09:16,915 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 03:09:18,464 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 03:09:18,861 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:09:18,861 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:09:18,864 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 6471#(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 03:09:18,865 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 4874#false [2019-09-18 03:09:18,865 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 7916#(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 03:09:18,865 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 4865#(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 03:09:18,866 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 7959#(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 03:09:18,866 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 6512#(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) (= main_~status~0 1) (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 03:09:18,866 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 7543#(= (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 03:09:18,867 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 6528#false [2019-09-18 03:09:18,867 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 7854#(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 03:09:18,867 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4869#(and (= 0 main_~head~0.offset) (= 0 main_~head~0.base)) [2019-09-18 03:09:18,867 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 7717#(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 03:09:18,868 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 6541#false [2019-09-18 03:09:18,868 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 7989#false [2019-09-18 03:09:18,868 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 7803#(and (not (= main_~status~0 0)) (<= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 4)) 0)) [2019-09-18 03:09:18,907 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 03:09:18,907 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:09:18,910 INFO L168 Benchmark]: Toolchain (without parser) took 124839.72 ms. Allocated memory was 131.6 MB in the beginning and 624.4 MB in the end (delta: 492.8 MB). Free memory was 84.8 MB in the beginning and 307.2 MB in the end (delta: -222.4 MB). Peak memory consumption was 270.4 MB. Max. memory is 7.1 GB. [2019-09-18 03:09:18,912 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 03:09:18,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.76 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.6 MB in the beginning and 163.6 MB in the end (delta: -78.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-18 03:09:18,916 INFO L168 Benchmark]: Boogie Preprocessor took 91.48 ms. Allocated memory is still 199.8 MB. Free memory was 163.6 MB in the beginning and 160.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-18 03:09:18,917 INFO L168 Benchmark]: RCFGBuilder took 812.84 ms. Allocated memory is still 199.8 MB. Free memory was 160.4 MB in the beginning and 107.3 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. [2019-09-18 03:09:18,918 INFO L168 Benchmark]: Sifa took 123281.64 ms. Allocated memory was 199.8 MB in the beginning and 624.4 MB in the end (delta: 424.7 MB). Free memory was 107.3 MB in the beginning and 307.2 MB in the end (delta: -199.9 MB). Peak memory consumption was 224.7 MB. Max. memory is 7.1 GB. [2019-09-18 03:09:18,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 649.76 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.6 MB in the beginning and 163.6 MB in the end (delta: -78.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.48 ms. Allocated memory is still 199.8 MB. Free memory was 163.6 MB in the beginning and 160.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 812.84 ms. Allocated memory is still 199.8 MB. Free memory was 160.4 MB in the beginning and 107.3 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. * Sifa took 123281.64 ms. Allocated memory was 199.8 MB in the beginning and 624.4 MB in the end (delta: 424.7 MB). Free memory was 107.3 MB in the beginning and 307.2 MB in the end (delta: -199.9 MB). Peak memory consumption was 224.7 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]: 123216, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 6368, DAG_INTERPRETER_EARLY_EXITS: 900, TOOLS_POST_APPLICATIONS: 4943, TOOLS_POST_TIME[ms]: 74927, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 4736, TOOLS_QUANTIFIERELIM_TIME[ms]: 74593, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 64085, FLUID_QUERY_TIME[ms]: 67, FLUID_QUERIES: 7141, FLUID_YES_ANSWERS: 5, DOMAIN_JOIN_APPLICATIONS: 1433, DOMAIN_JOIN_TIME[ms]: 42201, DOMAIN_ALPHA_APPLICATIONS: 5, DOMAIN_ALPHA_TIME[ms]: 34, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 250, DOMAIN_ISSUBSETEQ_APPLICATIONS: 773, DOMAIN_ISSUBSETEQ_TIME[ms]: 2060, DOMAIN_ISBOTTOM_APPLICATIONS: 1954, DOMAIN_ISBOTTOM_TIME[ms]: 2330, LOOP_SUMMARIZER_APPLICATIONS: 869, LOOP_SUMMARIZER_CACHE_MISSES: 772, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 100050, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 100037, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 773, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 92, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 91, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 19, DAG_COMPRESSION_TIME[ms]: 873, DAG_COMPRESSION_PROCESSED_NODES: 41762, DAG_COMPRESSION_RETAINED_NODES: 16107 - 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 6471#(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$.offset| main_~head~0.base) main_~head~0.offset))). Possible FailurePath: - PositiveResult [Line: 1017]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 1027]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7916#(and (= (select (select |#memory_$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$.offset| main_~head~0.base) main_~head~0.offset))))). Possible FailurePath: - UnprovableResult [Line: 1014]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4865#(and (= 0 main_~item~0.offset) (= main_~item~0.base 0) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base)))). Possible FailurePath: - UnprovableResult [Line: 1032]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7959#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= (select (select |#memory_$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$.offset| main_~head~0.base) main_~head~0.offset))). Possible FailurePath: - UnprovableResult [Line: 1021]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6512#(and (or (not (= 0 main_~item~0.offset)) (not (= main_~item~0.base 0))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= main_~status~0 1) (or (not (= 0 main_~head~0.offset)) (not (= 0 main_~head~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))). Possible FailurePath: - UnprovableResult [Line: 1035]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7543#(= (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~head~0.base) main_~head~0.offset))) 4)) 3). Possible FailurePath: - PositiveResult [Line: 1025]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 1033]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7854#(and (= (select (select |#memory_$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$.offset| main_~head~0.base) main_~head~0.offset))))). Possible FailurePath: - UnprovableResult [Line: 1013]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4869#(and (= 0 main_~head~0.offset) (= 0 main_~head~0.base)). Possible FailurePath: - UnprovableResult [Line: 1034]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 7717#(and (= (select (select |#memory_$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: 1020]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1031]: 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 7803#(and (not (= main_~status~0 0)) (<= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 4)) 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...