/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/xcsp/Haystacks-14.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 11:53:53,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 11:53:53,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 11:53:53,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 11:53:53,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 11:53:53,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 11:53:53,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 11:53:53,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 11:53:53,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 11:53:53,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 11:53:53,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 11:53:53,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 11:53:53,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 11:53:53,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 11:53:53,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 11:53:53,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 11:53:53,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 11:53:53,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 11:53:53,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 11:53:53,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 11:53:53,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 11:53:53,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 11:53:53,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 11:53:53,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 11:53:53,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 11:53:53,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 11:53:53,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 11:53:53,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 11:53:53,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 11:53:53,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 11:53:53,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 11:53:53,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 11:53:53,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 11:53:53,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 11:53:53,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 11:53:53,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 11:53:53,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 11:53:53,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 11:53:53,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 11:53:53,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 11:53:53,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 11:53:53,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 11:53:53,681 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 11:53:53,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 11:53:53,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 11:53:53,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 11:53:53,686 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 11:53:53,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 11:53:53,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 11:53:53,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 11:53:53,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 11:53:53,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 11:53:53,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 11:53:53,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 11:53:53,689 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 11:53:53,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 11:53:53,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 11:53:53,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 11:53:53,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 11:53:53,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 11:53:53,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 11:53:53,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 11:53:53,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 11:53:53,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 11:53:53,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 11:53:53,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 11:53:53,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 11:53:53,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 11:53:54,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 11:53:54,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 11:53:54,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 11:53:54,129 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 11:53:54,130 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 11:53:54,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/Haystacks-14.c [2020-12-23 11:53:54,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/262707378/f61eeb81ee10406eaaff287288ba272d/FLAG23c4ada81 [2020-12-23 11:53:55,007 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 11:53:55,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/Haystacks-14.c [2020-12-23 11:53:55,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/262707378/f61eeb81ee10406eaaff287288ba272d/FLAG23c4ada81 [2020-12-23 11:53:55,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/262707378/f61eeb81ee10406eaaff287288ba272d [2020-12-23 11:53:55,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 11:53:55,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 11:53:55,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 11:53:55,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 11:53:55,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 11:53:55,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 11:53:55" (1/1) ... [2020-12-23 11:53:55,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d3a6db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:55, skipping insertion in model container [2020-12-23 11:53:55,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 11:53:55" (1/1) ... [2020-12-23 11:53:55,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 11:53:55,265 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~var0~0,] left hand side expression in assignment: lhs: VariableLHS[~var1~0,] left hand side expression in assignment: lhs: VariableLHS[~var2~0,] left hand side expression in assignment: lhs: VariableLHS[~var3~0,] left hand side expression in assignment: lhs: VariableLHS[~var4~0,] left hand side expression in assignment: lhs: VariableLHS[~var5~0,] left hand side expression in assignment: lhs: VariableLHS[~var6~0,] left hand side expression in assignment: lhs: VariableLHS[~var7~0,] left hand side expression in assignment: lhs: VariableLHS[~var8~0,] left hand side expression in assignment: lhs: VariableLHS[~var9~0,] left hand side expression in assignment: lhs: VariableLHS[~var10~0,] left hand side expression in assignment: lhs: VariableLHS[~var11~0,] left hand side expression in assignment: lhs: VariableLHS[~var12~0,] left hand side expression in assignment: lhs: VariableLHS[~var13~0,] left hand side expression in assignment: lhs: VariableLHS[~var14~0,] left hand side expression in assignment: lhs: VariableLHS[~var15~0,] left hand side expression in assignment: lhs: VariableLHS[~var16~0,] left hand side expression in assignment: lhs: VariableLHS[~var17~0,] left hand side expression in assignment: lhs: VariableLHS[~var18~0,] left hand side expression in assignment: lhs: VariableLHS[~var19~0,] left hand side expression in assignment: lhs: VariableLHS[~var20~0,] left hand side expression in assignment: lhs: VariableLHS[~var21~0,] left hand side expression in assignment: lhs: VariableLHS[~var22~0,] left hand side expression in assignment: lhs: VariableLHS[~var23~0,] left hand side expression in assignment: lhs: VariableLHS[~var24~0,] left hand side expression in assignment: lhs: VariableLHS[~var25~0,] left hand side expression in assignment: lhs: VariableLHS[~var26~0,] left hand side expression in assignment: lhs: VariableLHS[~var27~0,] left hand side expression in assignment: lhs: VariableLHS[~var28~0,] left hand side expression in assignment: lhs: VariableLHS[~var29~0,] left hand side expression in assignment: lhs: VariableLHS[~var30~0,] left hand side expression in assignment: lhs: VariableLHS[~var31~0,] left hand side expression in assignment: lhs: VariableLHS[~var32~0,] left hand side expression in assignment: lhs: VariableLHS[~var33~0,] left hand side expression in assignment: lhs: VariableLHS[~var34~0,] left hand side expression in assignment: lhs: VariableLHS[~var35~0,] left hand side expression in assignment: lhs: VariableLHS[~var36~0,] left hand side expression in assignment: lhs: VariableLHS[~var37~0,] left hand side expression in assignment: lhs: VariableLHS[~var38~0,] left hand side expression in assignment: lhs: VariableLHS[~var39~0,] left hand side expression in assignment: lhs: VariableLHS[~var40~0,] left hand side expression in assignment: lhs: VariableLHS[~var41~0,] left hand side expression in assignment: lhs: VariableLHS[~var42~0,] left hand side expression in assignment: lhs: VariableLHS[~var43~0,] left hand side expression in assignment: lhs: VariableLHS[~var44~0,] left hand side expression in assignment: lhs: VariableLHS[~var45~0,] left hand side expression in assignment: lhs: VariableLHS[~var46~0,] left hand side expression in assignment: lhs: VariableLHS[~var47~0,] left hand side expression in assignment: lhs: VariableLHS[~var48~0,] left hand side expression in assignment: lhs: VariableLHS[~var49~0,] left hand side expression in assignment: lhs: VariableLHS[~var50~0,] left hand side expression in assignment: lhs: VariableLHS[~var51~0,] left hand side expression in assignment: lhs: VariableLHS[~var52~0,] left hand side expression in assignment: lhs: VariableLHS[~var53~0,] left hand side expression in assignment: lhs: VariableLHS[~var54~0,] left hand side expression in assignment: lhs: VariableLHS[~var55~0,] left hand side expression in assignment: lhs: VariableLHS[~var56~0,] left hand side expression in assignment: lhs: VariableLHS[~var57~0,] left hand side expression in assignment: lhs: VariableLHS[~var58~0,] left hand side expression in assignment: lhs: VariableLHS[~var59~0,] left hand side expression in assignment: lhs: VariableLHS[~var60~0,] left hand side expression in assignment: lhs: VariableLHS[~var61~0,] left hand side expression in assignment: lhs: VariableLHS[~var62~0,] left hand side expression in assignment: lhs: VariableLHS[~var63~0,] left hand side expression in assignment: lhs: VariableLHS[~var64~0,] left hand side expression in assignment: lhs: VariableLHS[~var65~0,] left hand side expression in assignment: lhs: VariableLHS[~var66~0,] left hand side expression in assignment: lhs: VariableLHS[~var67~0,] left hand side expression in assignment: lhs: VariableLHS[~var68~0,] left hand side expression in assignment: lhs: VariableLHS[~var69~0,] left hand side expression in assignment: lhs: VariableLHS[~var70~0,] left hand side expression in assignment: lhs: VariableLHS[~var71~0,] left hand side expression in assignment: lhs: VariableLHS[~var72~0,] left hand side expression in assignment: lhs: VariableLHS[~var73~0,] left hand side expression in assignment: lhs: VariableLHS[~var74~0,] left hand side expression in assignment: lhs: VariableLHS[~var75~0,] left hand side expression in assignment: lhs: VariableLHS[~var76~0,] left hand side expression in assignment: lhs: VariableLHS[~var77~0,] left hand side expression in assignment: lhs: VariableLHS[~var78~0,] left hand side expression in assignment: lhs: VariableLHS[~var79~0,] left hand side expression in assignment: lhs: VariableLHS[~var80~0,] left hand side expression in assignment: lhs: VariableLHS[~var81~0,] left hand side expression in assignment: lhs: VariableLHS[~var82~0,] left hand side expression in assignment: lhs: VariableLHS[~var83~0,] left hand side expression in assignment: lhs: VariableLHS[~var84~0,] left hand side expression in assignment: lhs: VariableLHS[~var85~0,] left hand side expression in assignment: lhs: VariableLHS[~var86~0,] left hand side expression in assignment: lhs: VariableLHS[~var87~0,] left hand side expression in assignment: lhs: VariableLHS[~var88~0,] left hand side expression in assignment: lhs: VariableLHS[~var89~0,] left hand side expression in assignment: lhs: VariableLHS[~var90~0,] left hand side expression in assignment: lhs: VariableLHS[~var91~0,] left hand side expression in assignment: lhs: VariableLHS[~var92~0,] left hand side expression in assignment: lhs: VariableLHS[~var93~0,] left hand side expression in assignment: lhs: VariableLHS[~var94~0,] left hand side expression in assignment: lhs: VariableLHS[~var95~0,] left hand side expression in assignment: lhs: VariableLHS[~var96~0,] left hand side expression in assignment: lhs: VariableLHS[~var97~0,] left hand side expression in assignment: lhs: VariableLHS[~var98~0,] left hand side expression in assignment: lhs: VariableLHS[~var99~0,] left hand side expression in assignment: lhs: VariableLHS[~var100~0,] left hand side expression in assignment: lhs: VariableLHS[~var101~0,] left hand side expression in assignment: lhs: VariableLHS[~var102~0,] left hand side expression in assignment: lhs: VariableLHS[~var103~0,] left hand side expression in assignment: lhs: VariableLHS[~var104~0,] left hand side expression in assignment: lhs: VariableLHS[~var105~0,] left hand side expression in assignment: lhs: VariableLHS[~var106~0,] left hand side expression in assignment: lhs: VariableLHS[~var107~0,] left hand side expression in assignment: lhs: VariableLHS[~var108~0,] left hand side expression in assignment: lhs: VariableLHS[~var109~0,] left hand side expression in assignment: lhs: VariableLHS[~var110~0,] left hand side expression in assignment: lhs: VariableLHS[~var111~0,] left hand side expression in assignment: lhs: VariableLHS[~var112~0,] left hand side expression in assignment: lhs: VariableLHS[~var113~0,] left hand side expression in assignment: lhs: VariableLHS[~var114~0,] left hand side expression in assignment: lhs: VariableLHS[~var115~0,] left hand side expression in assignment: lhs: VariableLHS[~var116~0,] left hand side expression in assignment: lhs: VariableLHS[~var117~0,] left hand side expression in assignment: lhs: VariableLHS[~var118~0,] left hand side expression in assignment: lhs: VariableLHS[~var119~0,] left hand side expression in assignment: lhs: VariableLHS[~var120~0,] left hand side expression in assignment: lhs: VariableLHS[~var121~0,] left hand side expression in assignment: lhs: VariableLHS[~var122~0,] left hand side expression in assignment: lhs: VariableLHS[~var123~0,] left hand side expression in assignment: lhs: VariableLHS[~var124~0,] left hand side expression in assignment: lhs: VariableLHS[~var125~0,] left hand side expression in assignment: lhs: VariableLHS[~var126~0,] left hand side expression in assignment: lhs: VariableLHS[~var127~0,] left hand side expression in assignment: lhs: VariableLHS[~var128~0,] left hand side expression in assignment: lhs: VariableLHS[~var129~0,] left hand side expression in assignment: lhs: VariableLHS[~var130~0,] left hand side expression in assignment: lhs: VariableLHS[~var131~0,] left hand side expression in assignment: lhs: VariableLHS[~var132~0,] left hand side expression in assignment: lhs: VariableLHS[~var133~0,] left hand side expression in assignment: lhs: VariableLHS[~var134~0,] left hand side expression in assignment: lhs: VariableLHS[~var135~0,] left hand side expression in assignment: lhs: VariableLHS[~var136~0,] left hand side expression in assignment: lhs: VariableLHS[~var137~0,] left hand side expression in assignment: lhs: VariableLHS[~var138~0,] left hand side expression in assignment: lhs: VariableLHS[~var139~0,] left hand side expression in assignment: lhs: VariableLHS[~var140~0,] left hand side expression in assignment: lhs: VariableLHS[~var141~0,] left hand side expression in assignment: lhs: VariableLHS[~var142~0,] left hand side expression in assignment: lhs: VariableLHS[~var143~0,] left hand side expression in assignment: lhs: VariableLHS[~var144~0,] left hand side expression in assignment: lhs: VariableLHS[~var145~0,] left hand side expression in assignment: lhs: VariableLHS[~var146~0,] left hand side expression in assignment: lhs: VariableLHS[~var147~0,] left hand side expression in assignment: lhs: VariableLHS[~var148~0,] left hand side expression in assignment: lhs: VariableLHS[~var149~0,] left hand side expression in assignment: lhs: VariableLHS[~var150~0,] left hand side expression in assignment: lhs: VariableLHS[~var151~0,] left hand side expression in assignment: lhs: VariableLHS[~var152~0,] left hand side expression in assignment: lhs: VariableLHS[~var153~0,] left hand side expression in assignment: lhs: VariableLHS[~var154~0,] left hand side expression in assignment: lhs: VariableLHS[~var155~0,] left hand side expression in assignment: lhs: VariableLHS[~var156~0,] left hand side expression in assignment: lhs: VariableLHS[~var157~0,] left hand side expression in assignment: lhs: VariableLHS[~var158~0,] left hand side expression in assignment: lhs: VariableLHS[~var159~0,] left hand side expression in assignment: lhs: VariableLHS[~var160~0,] left hand side expression in assignment: lhs: VariableLHS[~var161~0,] left hand side expression in assignment: lhs: VariableLHS[~var162~0,] left hand side expression in assignment: lhs: VariableLHS[~var163~0,] left hand side expression in assignment: lhs: VariableLHS[~var164~0,] left hand side expression in assignment: lhs: VariableLHS[~var165~0,] left hand side expression in assignment: lhs: VariableLHS[~var166~0,] left hand side expression in assignment: lhs: VariableLHS[~var167~0,] left hand side expression in assignment: lhs: VariableLHS[~var168~0,] left hand side expression in assignment: lhs: VariableLHS[~var169~0,] left hand side expression in assignment: lhs: VariableLHS[~var170~0,] left hand side expression in assignment: lhs: VariableLHS[~var171~0,] left hand side expression in assignment: lhs: VariableLHS[~var172~0,] left hand side expression in assignment: lhs: VariableLHS[~var173~0,] left hand side expression in assignment: lhs: VariableLHS[~var174~0,] left hand side expression in assignment: lhs: VariableLHS[~var175~0,] left hand side expression in assignment: lhs: VariableLHS[~var176~0,] left hand side expression in assignment: lhs: VariableLHS[~var177~0,] left hand side expression in assignment: lhs: VariableLHS[~var178~0,] left hand side expression in assignment: lhs: VariableLHS[~var179~0,] left hand side expression in assignment: lhs: VariableLHS[~var180~0,] left hand side expression in assignment: lhs: VariableLHS[~var181~0,] left hand side expression in assignment: lhs: VariableLHS[~var182~0,] left hand side expression in assignment: lhs: VariableLHS[~var183~0,] left hand side expression in assignment: lhs: VariableLHS[~var184~0,] left hand side expression in assignment: lhs: VariableLHS[~var185~0,] left hand side expression in assignment: lhs: VariableLHS[~var186~0,] left hand side expression in assignment: lhs: VariableLHS[~var187~0,] left hand side expression in assignment: lhs: VariableLHS[~var188~0,] left hand side expression in assignment: lhs: VariableLHS[~var189~0,] left hand side expression in assignment: lhs: VariableLHS[~var190~0,] left hand side expression in assignment: lhs: VariableLHS[~var191~0,] left hand side expression in assignment: lhs: VariableLHS[~var192~0,] left hand side expression in assignment: lhs: VariableLHS[~var193~0,] left hand side expression in assignment: lhs: VariableLHS[~var194~0,] left hand side expression in assignment: lhs: VariableLHS[~var195~0,] [2020-12-23 11:53:55,916 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/Haystacks-14.c[72386,72399] [2020-12-23 11:53:55,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 11:53:55,948 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~var0~0,] left hand side expression in assignment: lhs: VariableLHS[~var1~0,] left hand side expression in assignment: lhs: VariableLHS[~var2~0,] left hand side expression in assignment: lhs: VariableLHS[~var3~0,] left hand side expression in assignment: lhs: VariableLHS[~var4~0,] left hand side expression in assignment: lhs: VariableLHS[~var5~0,] left hand side expression in assignment: lhs: VariableLHS[~var6~0,] left hand side expression in assignment: lhs: VariableLHS[~var7~0,] left hand side expression in assignment: lhs: VariableLHS[~var8~0,] left hand side expression in assignment: lhs: VariableLHS[~var9~0,] left hand side expression in assignment: lhs: VariableLHS[~var10~0,] left hand side expression in assignment: lhs: VariableLHS[~var11~0,] left hand side expression in assignment: lhs: VariableLHS[~var12~0,] left hand side expression in assignment: lhs: VariableLHS[~var13~0,] left hand side expression in assignment: lhs: VariableLHS[~var14~0,] left hand side expression in assignment: lhs: VariableLHS[~var15~0,] left hand side expression in assignment: lhs: VariableLHS[~var16~0,] left hand side expression in assignment: lhs: VariableLHS[~var17~0,] left hand side expression in assignment: lhs: VariableLHS[~var18~0,] left hand side expression in assignment: lhs: VariableLHS[~var19~0,] left hand side expression in assignment: lhs: VariableLHS[~var20~0,] left hand side expression in assignment: lhs: VariableLHS[~var21~0,] left hand side expression in assignment: lhs: VariableLHS[~var22~0,] left hand side expression in assignment: lhs: VariableLHS[~var23~0,] left hand side expression in assignment: lhs: VariableLHS[~var24~0,] left hand side expression in assignment: lhs: VariableLHS[~var25~0,] left hand side expression in assignment: lhs: VariableLHS[~var26~0,] left hand side expression in assignment: lhs: VariableLHS[~var27~0,] left hand side expression in assignment: lhs: VariableLHS[~var28~0,] left hand side expression in assignment: lhs: VariableLHS[~var29~0,] left hand side expression in assignment: lhs: VariableLHS[~var30~0,] left hand side expression in assignment: lhs: VariableLHS[~var31~0,] left hand side expression in assignment: lhs: VariableLHS[~var32~0,] left hand side expression in assignment: lhs: VariableLHS[~var33~0,] left hand side expression in assignment: lhs: VariableLHS[~var34~0,] left hand side expression in assignment: lhs: VariableLHS[~var35~0,] left hand side expression in assignment: lhs: VariableLHS[~var36~0,] left hand side expression in assignment: lhs: VariableLHS[~var37~0,] left hand side expression in assignment: lhs: VariableLHS[~var38~0,] left hand side expression in assignment: lhs: VariableLHS[~var39~0,] left hand side expression in assignment: lhs: VariableLHS[~var40~0,] left hand side expression in assignment: lhs: VariableLHS[~var41~0,] left hand side expression in assignment: lhs: VariableLHS[~var42~0,] left hand side expression in assignment: lhs: VariableLHS[~var43~0,] left hand side expression in assignment: lhs: VariableLHS[~var44~0,] left hand side expression in assignment: lhs: VariableLHS[~var45~0,] left hand side expression in assignment: lhs: VariableLHS[~var46~0,] left hand side expression in assignment: lhs: VariableLHS[~var47~0,] left hand side expression in assignment: lhs: VariableLHS[~var48~0,] left hand side expression in assignment: lhs: VariableLHS[~var49~0,] left hand side expression in assignment: lhs: VariableLHS[~var50~0,] left hand side expression in assignment: lhs: VariableLHS[~var51~0,] left hand side expression in assignment: lhs: VariableLHS[~var52~0,] left hand side expression in assignment: lhs: VariableLHS[~var53~0,] left hand side expression in assignment: lhs: VariableLHS[~var54~0,] left hand side expression in assignment: lhs: VariableLHS[~var55~0,] left hand side expression in assignment: lhs: VariableLHS[~var56~0,] left hand side expression in assignment: lhs: VariableLHS[~var57~0,] left hand side expression in assignment: lhs: VariableLHS[~var58~0,] left hand side expression in assignment: lhs: VariableLHS[~var59~0,] left hand side expression in assignment: lhs: VariableLHS[~var60~0,] left hand side expression in assignment: lhs: VariableLHS[~var61~0,] left hand side expression in assignment: lhs: VariableLHS[~var62~0,] left hand side expression in assignment: lhs: VariableLHS[~var63~0,] left hand side expression in assignment: lhs: VariableLHS[~var64~0,] left hand side expression in assignment: lhs: VariableLHS[~var65~0,] left hand side expression in assignment: lhs: VariableLHS[~var66~0,] left hand side expression in assignment: lhs: VariableLHS[~var67~0,] left hand side expression in assignment: lhs: VariableLHS[~var68~0,] left hand side expression in assignment: lhs: VariableLHS[~var69~0,] left hand side expression in assignment: lhs: VariableLHS[~var70~0,] left hand side expression in assignment: lhs: VariableLHS[~var71~0,] left hand side expression in assignment: lhs: VariableLHS[~var72~0,] left hand side expression in assignment: lhs: VariableLHS[~var73~0,] left hand side expression in assignment: lhs: VariableLHS[~var74~0,] left hand side expression in assignment: lhs: VariableLHS[~var75~0,] left hand side expression in assignment: lhs: VariableLHS[~var76~0,] left hand side expression in assignment: lhs: VariableLHS[~var77~0,] left hand side expression in assignment: lhs: VariableLHS[~var78~0,] left hand side expression in assignment: lhs: VariableLHS[~var79~0,] left hand side expression in assignment: lhs: VariableLHS[~var80~0,] left hand side expression in assignment: lhs: VariableLHS[~var81~0,] left hand side expression in assignment: lhs: VariableLHS[~var82~0,] left hand side expression in assignment: lhs: VariableLHS[~var83~0,] left hand side expression in assignment: lhs: VariableLHS[~var84~0,] left hand side expression in assignment: lhs: VariableLHS[~var85~0,] left hand side expression in assignment: lhs: VariableLHS[~var86~0,] left hand side expression in assignment: lhs: VariableLHS[~var87~0,] left hand side expression in assignment: lhs: VariableLHS[~var88~0,] left hand side expression in assignment: lhs: VariableLHS[~var89~0,] left hand side expression in assignment: lhs: VariableLHS[~var90~0,] left hand side expression in assignment: lhs: VariableLHS[~var91~0,] left hand side expression in assignment: lhs: VariableLHS[~var92~0,] left hand side expression in assignment: lhs: VariableLHS[~var93~0,] left hand side expression in assignment: lhs: VariableLHS[~var94~0,] left hand side expression in assignment: lhs: VariableLHS[~var95~0,] left hand side expression in assignment: lhs: VariableLHS[~var96~0,] left hand side expression in assignment: lhs: VariableLHS[~var97~0,] left hand side expression in assignment: lhs: VariableLHS[~var98~0,] left hand side expression in assignment: lhs: VariableLHS[~var99~0,] left hand side expression in assignment: lhs: VariableLHS[~var100~0,] left hand side expression in assignment: lhs: VariableLHS[~var101~0,] left hand side expression in assignment: lhs: VariableLHS[~var102~0,] left hand side expression in assignment: lhs: VariableLHS[~var103~0,] left hand side expression in assignment: lhs: VariableLHS[~var104~0,] left hand side expression in assignment: lhs: VariableLHS[~var105~0,] left hand side expression in assignment: lhs: VariableLHS[~var106~0,] left hand side expression in assignment: lhs: VariableLHS[~var107~0,] left hand side expression in assignment: lhs: VariableLHS[~var108~0,] left hand side expression in assignment: lhs: VariableLHS[~var109~0,] left hand side expression in assignment: lhs: VariableLHS[~var110~0,] left hand side expression in assignment: lhs: VariableLHS[~var111~0,] left hand side expression in assignment: lhs: VariableLHS[~var112~0,] left hand side expression in assignment: lhs: VariableLHS[~var113~0,] left hand side expression in assignment: lhs: VariableLHS[~var114~0,] left hand side expression in assignment: lhs: VariableLHS[~var115~0,] left hand side expression in assignment: lhs: VariableLHS[~var116~0,] left hand side expression in assignment: lhs: VariableLHS[~var117~0,] left hand side expression in assignment: lhs: VariableLHS[~var118~0,] left hand side expression in assignment: lhs: VariableLHS[~var119~0,] left hand side expression in assignment: lhs: VariableLHS[~var120~0,] left hand side expression in assignment: lhs: VariableLHS[~var121~0,] left hand side expression in assignment: lhs: VariableLHS[~var122~0,] left hand side expression in assignment: lhs: VariableLHS[~var123~0,] left hand side expression in assignment: lhs: VariableLHS[~var124~0,] left hand side expression in assignment: lhs: VariableLHS[~var125~0,] left hand side expression in assignment: lhs: VariableLHS[~var126~0,] left hand side expression in assignment: lhs: VariableLHS[~var127~0,] left hand side expression in assignment: lhs: VariableLHS[~var128~0,] left hand side expression in assignment: lhs: VariableLHS[~var129~0,] left hand side expression in assignment: lhs: VariableLHS[~var130~0,] left hand side expression in assignment: lhs: VariableLHS[~var131~0,] left hand side expression in assignment: lhs: VariableLHS[~var132~0,] left hand side expression in assignment: lhs: VariableLHS[~var133~0,] left hand side expression in assignment: lhs: VariableLHS[~var134~0,] left hand side expression in assignment: lhs: VariableLHS[~var135~0,] left hand side expression in assignment: lhs: VariableLHS[~var136~0,] left hand side expression in assignment: lhs: VariableLHS[~var137~0,] left hand side expression in assignment: lhs: VariableLHS[~var138~0,] left hand side expression in assignment: lhs: VariableLHS[~var139~0,] left hand side expression in assignment: lhs: VariableLHS[~var140~0,] left hand side expression in assignment: lhs: VariableLHS[~var141~0,] left hand side expression in assignment: lhs: VariableLHS[~var142~0,] left hand side expression in assignment: lhs: VariableLHS[~var143~0,] left hand side expression in assignment: lhs: VariableLHS[~var144~0,] left hand side expression in assignment: lhs: VariableLHS[~var145~0,] left hand side expression in assignment: lhs: VariableLHS[~var146~0,] left hand side expression in assignment: lhs: VariableLHS[~var147~0,] left hand side expression in assignment: lhs: VariableLHS[~var148~0,] left hand side expression in assignment: lhs: VariableLHS[~var149~0,] left hand side expression in assignment: lhs: VariableLHS[~var150~0,] left hand side expression in assignment: lhs: VariableLHS[~var151~0,] left hand side expression in assignment: lhs: VariableLHS[~var152~0,] left hand side expression in assignment: lhs: VariableLHS[~var153~0,] left hand side expression in assignment: lhs: VariableLHS[~var154~0,] left hand side expression in assignment: lhs: VariableLHS[~var155~0,] left hand side expression in assignment: lhs: VariableLHS[~var156~0,] left hand side expression in assignment: lhs: VariableLHS[~var157~0,] left hand side expression in assignment: lhs: VariableLHS[~var158~0,] left hand side expression in assignment: lhs: VariableLHS[~var159~0,] left hand side expression in assignment: lhs: VariableLHS[~var160~0,] left hand side expression in assignment: lhs: VariableLHS[~var161~0,] left hand side expression in assignment: lhs: VariableLHS[~var162~0,] left hand side expression in assignment: lhs: VariableLHS[~var163~0,] left hand side expression in assignment: lhs: VariableLHS[~var164~0,] left hand side expression in assignment: lhs: VariableLHS[~var165~0,] left hand side expression in assignment: lhs: VariableLHS[~var166~0,] left hand side expression in assignment: lhs: VariableLHS[~var167~0,] left hand side expression in assignment: lhs: VariableLHS[~var168~0,] left hand side expression in assignment: lhs: VariableLHS[~var169~0,] left hand side expression in assignment: lhs: VariableLHS[~var170~0,] left hand side expression in assignment: lhs: VariableLHS[~var171~0,] left hand side expression in assignment: lhs: VariableLHS[~var172~0,] left hand side expression in assignment: lhs: VariableLHS[~var173~0,] left hand side expression in assignment: lhs: VariableLHS[~var174~0,] left hand side expression in assignment: lhs: VariableLHS[~var175~0,] left hand side expression in assignment: lhs: VariableLHS[~var176~0,] left hand side expression in assignment: lhs: VariableLHS[~var177~0,] left hand side expression in assignment: lhs: VariableLHS[~var178~0,] left hand side expression in assignment: lhs: VariableLHS[~var179~0,] left hand side expression in assignment: lhs: VariableLHS[~var180~0,] left hand side expression in assignment: lhs: VariableLHS[~var181~0,] left hand side expression in assignment: lhs: VariableLHS[~var182~0,] left hand side expression in assignment: lhs: VariableLHS[~var183~0,] left hand side expression in assignment: lhs: VariableLHS[~var184~0,] left hand side expression in assignment: lhs: VariableLHS[~var185~0,] left hand side expression in assignment: lhs: VariableLHS[~var186~0,] left hand side expression in assignment: lhs: VariableLHS[~var187~0,] left hand side expression in assignment: lhs: VariableLHS[~var188~0,] left hand side expression in assignment: lhs: VariableLHS[~var189~0,] left hand side expression in assignment: lhs: VariableLHS[~var190~0,] left hand side expression in assignment: lhs: VariableLHS[~var191~0,] left hand side expression in assignment: lhs: VariableLHS[~var192~0,] left hand side expression in assignment: lhs: VariableLHS[~var193~0,] left hand side expression in assignment: lhs: VariableLHS[~var194~0,] left hand side expression in assignment: lhs: VariableLHS[~var195~0,] [2020-12-23 11:53:56,172 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/Haystacks-14.c[72386,72399] [2020-12-23 11:53:56,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 11:53:56,202 INFO L208 MainTranslator]: Completed translation [2020-12-23 11:53:56,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56 WrapperNode [2020-12-23 11:53:56,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 11:53:56,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 11:53:56,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 11:53:56,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 11:53:56,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:56,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 11:53:57,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 11:53:57,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 11:53:57,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 11:53:57,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... [2020-12-23 11:53:57,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 11:53:57,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 11:53:57,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 11:53:57,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 11:53:57,682 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 11:53:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 11:53:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 11:53:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 11:53:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 11:54:03,625 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 11:54:03,625 INFO L299 CfgBuilder]: Removed 3700 assume(true) statements. [2020-12-23 11:54:03,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 11:54:03 BoogieIcfgContainer [2020-12-23 11:54:03,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 11:54:03,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 11:54:03,634 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 11:54:03,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 11:54:03,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 11:53:55" (1/3) ... [2020-12-23 11:54:03,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643e01d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 11:54:03, skipping insertion in model container [2020-12-23 11:54:03,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:53:56" (2/3) ... [2020-12-23 11:54:03,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643e01d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 11:54:03, skipping insertion in model container [2020-12-23 11:54:03,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 11:54:03" (3/3) ... [2020-12-23 11:54:03,641 INFO L111 eAbstractionObserver]: Analyzing ICFG Haystacks-14.c [2020-12-23 11:54:03,648 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 11:54:03,654 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 11:54:03,674 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 11:54:03,716 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 11:54:03,716 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 11:54:03,716 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 11:54:03,717 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 11:54:03,717 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 11:54:03,717 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 11:54:03,717 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 11:54:03,717 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 11:54:03,779 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states. [2020-12-23 11:54:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3699 [2020-12-23 11:54:04,020 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:54:04,024 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 11:54:04,025 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 11:54:04,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:54:04,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1328541931, now seen corresponding path program 1 times [2020-12-23 11:54:04,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:54:04,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392294826] [2020-12-23 11:54:04,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:54:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:54:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:54:13,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392294826] [2020-12-23 11:54:13,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:54:13,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 11:54:13,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109651140] [2020-12-23 11:54:13,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 11:54:13,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:54:13,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 11:54:13,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 11:54:13,455 INFO L87 Difference]: Start difference. First operand 3702 states. Second operand 2 states. [2020-12-23 11:54:13,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:54:13,596 INFO L93 Difference]: Finished difference Result 7398 states and 11092 transitions. [2020-12-23 11:54:13,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 11:54:13,598 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 3698 [2020-12-23 11:54:13,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:54:13,646 INFO L225 Difference]: With dead ends: 7398 [2020-12-23 11:54:13,646 INFO L226 Difference]: Without dead ends: 3699 [2020-12-23 11:54:13,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 11:54:13,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3699 states. [2020-12-23 11:54:13,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3699 to 3699. [2020-12-23 11:54:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3699 states. [2020-12-23 11:54:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3699 states and 3698 transitions. [2020-12-23 11:54:13,844 INFO L78 Accepts]: Start accepts. Automaton has 3699 states and 3698 transitions. Word has length 3698 [2020-12-23 11:54:13,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:54:13,847 INFO L481 AbstractCegarLoop]: Abstraction has 3699 states and 3698 transitions. [2020-12-23 11:54:13,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 11:54:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3699 states and 3698 transitions. [2020-12-23 11:54:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3699 [2020-12-23 11:54:13,964 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:54:13,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 11:54:13,968 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 11:54:13,968 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 11:54:13,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:54:13,971 INFO L82 PathProgramCache]: Analyzing trace with hash -575780173, now seen corresponding path program 1 times [2020-12-23 11:54:13,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:54:13,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736701395] [2020-12-23 11:54:13,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:54:14,644 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 11:54:14,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [783613602] [2020-12-23 11:54:14,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true