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-fea9116 [2019-09-20 22:24:35,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:24:35,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:24:35,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:24:35,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:24:35,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:24:35,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:24:35,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:24:35,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:24:35,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:24:35,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:24:35,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:24:35,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:24:35,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:24:35,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:24:35,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:24:35,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:24:35,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:24:35,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:24:35,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:24:35,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:24:35,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:24:35,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:24:35,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:24:35,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:24:35,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:24:35,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:24:35,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:24:35,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:24:35,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:24:35,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:24:35,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:24:35,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:24:35,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:24:35,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:24:35,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:24:35,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:24:35,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:24:35,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:24:35,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:24:35,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:24:35,488 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 [2019-09-20 22:24:35,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:24:35,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:24:35,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:24:35,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:24:35,505 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:24:35,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:24:35,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:24:35,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:24:35,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:24:35,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:24:35,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:24:35,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:24:35,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:24:35,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:24:35,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:24:35,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:24:35,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:24:35,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:24:35,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:24:35,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:24:35,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:24:35,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:24:35,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:24:35,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:24:35,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:24:35,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:24:35,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:24:35,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:24:35,513 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 [2019-09-20 22:24:35,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:24:35,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:24:35,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:24:35,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:24:35,595 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:24:35,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 22:24:35,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181338613/5eccfca085d547419efc01e9f94d5e13/FLAGfa27fc5d9 [2019-09-20 22:24:36,183 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:24:36,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2019-09-20 22:24:36,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181338613/5eccfca085d547419efc01e9f94d5e13/FLAGfa27fc5d9 [2019-09-20 22:24:36,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181338613/5eccfca085d547419efc01e9f94d5e13 [2019-09-20 22:24:36,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:24:36,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:24:36,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:36,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:24:36,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:24:36,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:36,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9603a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36, skipping insertion in model container [2019-09-20 22:24:36,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:36,548 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:24:36,569 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:24:36,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:36,917 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:24:36,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:36,970 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:24:36,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36 WrapperNode [2019-09-20 22:24:36,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:36,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:24:36,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:24:36,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:24:36,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:36,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:36,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:36,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:37,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:37,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:37,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (1/1) ... [2019-09-20 22:24:37,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:24:37,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:24:37,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:24:37,026 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:24:37,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:36" (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 [2019-09-20 22:24:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:24:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:24:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 22:24:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2019-09-20 22:24:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2019-09-20 22:24:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 22:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 22:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-20 22:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 22:24:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-20 22:24:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 22:24:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2019-09-20 22:24:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 22:24:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 22:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 22:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 22:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-09-20 22:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 22:24:37,102 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-09-20 22:24:37,102 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2019-09-20 22:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2019-09-20 22:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2019-09-20 22:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2019-09-20 22:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2019-09-20 22:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2019-09-20 22:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2019-09-20 22:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2019-09-20 22:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:24:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:24:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:24:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:24:37,713 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:24:37,713 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 22:24:37,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:37 BoogieIcfgContainer [2019-09-20 22:24:37,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:24:37,715 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:24:37,715 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:24:37,715 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:24:37,716 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:37" (1/1) ... [2019-09-20 22:24:37,717 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 [2019-09-20 22:24:37,743 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:24:37,743 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:24:37,756 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:24:37,766 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:24:37,768 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:24:37,916 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 22:24:38,072 INFO L199 IcfgInterpreter]: Interpreting procedure parse_expression_list with input of size 10 for LOIs [2019-09-20 22:24:38,967 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 22:24:39,339 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 22:24:39,350 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:24:39,351 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:24:39,352 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 304#(= 0 __VERIFIER_assert_~cond) [2019-09-20 22:24:39,367 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:24:39,368 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:24:39,370 INFO L168 Benchmark]: Toolchain (without parser) took 2839.53 ms. Allocated memory was 127.9 MB in the beginning and 189.3 MB in the end (delta: 61.3 MB). Free memory was 99.0 MB in the beginning and 96.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:39,371 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 105.9 MB. Free memory was 72.8 MB in the beginning and 72.7 MB in the end (delta: 108.0 kB). Peak memory consumption was 108.0 kB. Max. memory is 7.1 GB. [2019-09-20 22:24:39,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.25 ms. Allocated memory was 127.9 MB in the beginning and 152.6 MB in the end (delta: 24.6 MB). Free memory was 98.7 MB in the beginning and 132.7 MB in the end (delta: -33.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:39,380 INFO L168 Benchmark]: Boogie Preprocessor took 52.99 ms. Allocated memory is still 152.6 MB. Free memory was 132.7 MB in the beginning and 130.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:39,380 INFO L168 Benchmark]: RCFGBuilder took 689.33 ms. Allocated memory is still 152.6 MB. Free memory was 130.4 MB in the beginning and 88.3 MB in the end (delta: 42.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:39,381 INFO L168 Benchmark]: Sifa took 1652.79 ms. Allocated memory was 152.6 MB in the beginning and 189.3 MB in the end (delta: 36.7 MB). Free memory was 88.3 MB in the beginning and 96.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:39,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 105.9 MB. Free memory was 72.8 MB in the beginning and 72.7 MB in the end (delta: 108.0 kB). Peak memory consumption was 108.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 440.25 ms. Allocated memory was 127.9 MB in the beginning and 152.6 MB in the end (delta: 24.6 MB). Free memory was 98.7 MB in the beginning and 132.7 MB in the end (delta: -33.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.99 ms. Allocated memory is still 152.6 MB. Free memory was 132.7 MB in the beginning and 130.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 689.33 ms. Allocated memory is still 152.6 MB. Free memory was 130.4 MB in the beginning and 88.3 MB in the end (delta: 42.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. * Sifa took 1652.79 ms. Allocated memory was 152.6 MB in the beginning and 189.3 MB in the end (delta: 36.7 MB). Free memory was 88.3 MB in the beginning and 96.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 28.7 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]: 1609, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 96, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 81, TOOLS_POST_TIME[ms]: 383, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_APPLICATIONS: 92, TOOLS_QUANTIFIERELIM_TIME[ms]: 376, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 94, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 104, FLUID_YES_ANSWERS: 104, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 912, DOMAIN_ALPHA_APPLICATIONS: 104, DOMAIN_ALPHA_TIME[ms]: 160, 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]: 15, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 884, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 883, 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]: 125, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, 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...