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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:00:19,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:00:19,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:00:19,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:00:19,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:00:19,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:00:19,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:00:19,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:00:19,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:00:19,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:00:19,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:00:19,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:00:19,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:00:19,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:00:19,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:00:19,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:00:19,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:00:19,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:00:19,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:00:19,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:00:19,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:00:19,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:00:19,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:00:19,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:00:19,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:00:19,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:00:19,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:00:19,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:00:19,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:00:19,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:00:19,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:00:19,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:00:19,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:00:19,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:00:19,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:00:19,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:00:19,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:00:19,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:00:19,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:00:19,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:00:19,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:00:19,117 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 [2019-09-19 17:00:19,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:00:19,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:00:19,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:00:19,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:00:19,133 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:00:19,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:00:19,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:00:19,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:00:19,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:00:19,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:00:19,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:00:19,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:00:19,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:00:19,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:00:19,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:00:19,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:00:19,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:00:19,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:00:19,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:00:19,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:00:19,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:00:19,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:00:19,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:00:19,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:00:19,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:00:19,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:00:19,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:00:19,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:00:19,140 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:00:19,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:00:19,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:00:19,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:00:19,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:00:19,214 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:00:19,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-19 17:00:19,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436f1ac2a/517565324e0f4eca82cedb2c83bb448c/FLAG8871e2f16 [2019-09-19 17:00:19,762 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:00:19,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-19 17:00:19,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436f1ac2a/517565324e0f4eca82cedb2c83bb448c/FLAG8871e2f16 [2019-09-19 17:00:20,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436f1ac2a/517565324e0f4eca82cedb2c83bb448c [2019-09-19 17:00:20,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:00:20,124 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:00:20,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:00:20,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:00:20,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:00:20,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6598113c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20, skipping insertion in model container [2019-09-19 17:00:20,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,140 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:00:20,159 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:00:20,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:00:20,443 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:00:20,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:00:20,517 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:00:20,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20 WrapperNode [2019-09-19 17:00:20,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:00:20,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:00:20,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:00:20,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:00:20,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (1/1) ... [2019-09-19 17:00:20,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:00:20,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:00:20,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:00:20,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:00:20,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:20" (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 [2019-09-19 17:00:20,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:00:20,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:00:20,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 17:00:20,625 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-19 17:00:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-19 17:00:20,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:00:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:00:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-19 17:00:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 17:00:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-19 17:00:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-19 17:00:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-19 17:00:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-19 17:00:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-19 17:00:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-19 17:00:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-19 17:00:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-19 17:00:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-19 17:00:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-19 17:00:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-19 17:00:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-19 17:00:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-19 17:00:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-19 17:00:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-19 17:00:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-19 17:00:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-19 17:00:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-19 17:00:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-19 17:00:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-19 17:00:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-19 17:00:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-19 17:00:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-19 17:00:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-19 17:00:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-19 17:00:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:00:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:00:21,253 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:00:21,253 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 17:00:21,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:00:21 BoogieIcfgContainer [2019-09-19 17:00:21,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:00:21,256 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:00:21,256 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:00:21,256 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:00:21,257 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:00:21" (1/1) ... [2019-09-19 17:00:21,258 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:00:21,283 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:00:21,283 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:00:21,291 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:00:21,302 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:00:21,303 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:00:21,458 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-19 17:00:21,593 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 10 for LOIs [2019-09-19 17:00:22,492 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 17:00:22,871 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-19 17:00:22,883 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:00:22,884 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:00:22,886 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 304#(= 0 __VERIFIER_assert_~cond) [2019-09-19 17:00:22,902 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:00:22,902 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:00:22,905 INFO L168 Benchmark]: Toolchain (without parser) took 2779.48 ms. Allocated memory was 133.7 MB in the beginning and 226.5 MB in the end (delta: 92.8 MB). Free memory was 89.2 MB in the beginning and 75.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 106.4 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:22,906 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:00:22,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.48 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 89.0 MB in the beginning and 174.9 MB in the end (delta: -85.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:22,914 INFO L168 Benchmark]: Boogie Preprocessor took 49.88 ms. Allocated memory is still 200.8 MB. Free memory was 174.9 MB in the beginning and 173.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:22,915 INFO L168 Benchmark]: RCFGBuilder took 686.67 ms. Allocated memory is still 200.8 MB. Free memory was 172.4 MB in the beginning and 130.5 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:22,916 INFO L168 Benchmark]: Sifa took 1646.60 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 130.5 MB in the beginning and 75.6 MB in the end (delta: 55.0 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:22,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 392.48 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 89.0 MB in the beginning and 174.9 MB in the end (delta: -85.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.88 ms. Allocated memory is still 200.8 MB. Free memory was 174.9 MB in the beginning and 173.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 686.67 ms. Allocated memory is still 200.8 MB. Free memory was 172.4 MB in the beginning and 130.5 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. * Sifa took 1646.60 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 130.5 MB in the beginning and 75.6 MB in the end (delta: 55.0 MB). Peak memory consumption was 80.6 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]: 1603, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 96, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 81, TOOLS_POST_TIME[ms]: 373, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 22, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 92, TOOLS_QUANTIFIERELIM_TIME[ms]: 368, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 84, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 104, FLUID_YES_ANSWERS: 104, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 887, DOMAIN_ALPHA_APPLICATIONS: 104, DOMAIN_ALPHA_TIME[ms]: 183, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 17, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 896, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 895, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 126, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 126, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 131 - UnprovableResult [Line: 5]: 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 304#(= 0 __VERIFIER_assert_~cond). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...