java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label50_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-24 00:26:19,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 00:26:19,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 00:26:19,359 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 00:26:19,360 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 00:26:19,361 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 00:26:19,362 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 00:26:19,366 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 00:26:19,369 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 00:26:19,370 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 00:26:19,371 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 00:26:19,372 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 00:26:19,374 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 00:26:19,375 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 00:26:19,385 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 00:26:19,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 00:26:19,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 00:26:19,390 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 00:26:19,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 00:26:19,396 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 00:26:19,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 00:26:19,400 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 00:26:19,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 00:26:19,405 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 00:26:19,406 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 00:26:19,407 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 00:26:19,407 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 00:26:19,409 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 00:26:19,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 00:26:19,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 00:26:19,411 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 00:26:19,414 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 00:26:19,414 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 00:26:19,414 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 00:26:19,415 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 00:26:19,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 00:26:19,418 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-24 00:26:19,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 00:26:19,443 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 00:26:19,444 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 00:26:19,444 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 00:26:19,444 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 00:26:19,444 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 00:26:19,444 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 00:26:19,445 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 00:26:19,445 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 00:26:19,445 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 00:26:19,446 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 00:26:19,446 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 00:26:19,447 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 00:26:19,447 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 00:26:19,447 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 00:26:19,447 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 00:26:19,447 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 00:26:19,447 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 00:26:19,448 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 00:26:19,448 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 00:26:19,448 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 00:26:19,449 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 00:26:19,449 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 00:26:19,449 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 00:26:19,449 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 00:26:19,449 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 00:26:19,450 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 00:26:19,451 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 00:26:19,451 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 00:26:19,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 00:26:19,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 00:26:19,452 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 00:26:19,452 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 00:26:19,452 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 00:26:19,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 00:26:19,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 00:26:19,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 00:26:19,529 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 00:26:19,530 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 00:26:19,530 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label50_true-unreach-call.c [2018-10-24 00:26:19,598 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9c4b0cb80/c5590b243f88414192b1fb48712a98fe/FLAGdc7da3733 [2018-10-24 00:26:21,895 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 00:26:21,896 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label50_true-unreach-call.c [2018-10-24 00:26:22,148 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9c4b0cb80/c5590b243f88414192b1fb48712a98fe/FLAGdc7da3733 [2018-10-24 00:26:22,165 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9c4b0cb80/c5590b243f88414192b1fb48712a98fe [2018-10-24 00:26:22,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 00:26:22,181 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 00:26:22,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 00:26:22,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 00:26:22,188 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 00:26:22,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:26:22" (1/1) ... [2018-10-24 00:26:22,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c11f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:22, skipping insertion in model container [2018-10-24 00:26:22,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:26:22" (1/1) ... [2018-10-24 00:26:22,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 00:26:23,402 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 00:26:34,458 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 00:26:34,463 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 00:26:41,168 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 00:26:42,293 INFO L193 MainTranslator]: Completed translation [2018-10-24 00:26:42,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42 WrapperNode [2018-10-24 00:26:42,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 00:26:42,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 00:26:42,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 00:26:42,295 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 00:26:42,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:42,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:46,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 00:26:46,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 00:26:46,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 00:26:46,526 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 00:26:46,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:46,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:47,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:47,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:48,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:48,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:49,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... [2018-10-24 00:26:49,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 00:26:49,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 00:26:49,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 00:26:49,504 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 00:26:49,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 00:26:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 00:26:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 00:26:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2018-10-24 00:26:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2018-10-24 00:26:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2018-10-24 00:26:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2018-10-24 00:26:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2018-10-24 00:26:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2018-10-24 00:26:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2018-10-24 00:26:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2018-10-24 00:26:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2018-10-24 00:26:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2018-10-24 00:26:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2018-10-24 00:26:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2018-10-24 00:26:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2018-10-24 00:26:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2018-10-24 00:26:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2018-10-24 00:26:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2018-10-24 00:26:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2018-10-24 00:26:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2018-10-24 00:26:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2018-10-24 00:26:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2018-10-24 00:26:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2018-10-24 00:26:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2018-10-24 00:26:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2018-10-24 00:26:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2018-10-24 00:26:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2018-10-24 00:26:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2018-10-24 00:26:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2018-10-24 00:26:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2018-10-24 00:26:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2018-10-24 00:26:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2018-10-24 00:26:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2018-10-24 00:26:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2018-10-24 00:26:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2018-10-24 00:26:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2018-10-24 00:26:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2018-10-24 00:26:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2018-10-24 00:26:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2018-10-24 00:26:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2018-10-24 00:26:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2018-10-24 00:26:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2018-10-24 00:26:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2018-10-24 00:26:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2018-10-24 00:26:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2018-10-24 00:26:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2018-10-24 00:26:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2018-10-24 00:26:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2018-10-24 00:26:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2018-10-24 00:26:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2018-10-24 00:26:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2018-10-24 00:26:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2018-10-24 00:26:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-10-24 00:26:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-10-24 00:26:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2018-10-24 00:26:49,575 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2018-10-24 00:26:49,575 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-10-24 00:26:49,575 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-10-24 00:26:49,575 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2018-10-24 00:26:49,575 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2018-10-24 00:26:49,575 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-10-24 00:26:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-10-24 00:26:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-10-24 00:26:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-10-24 00:26:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2018-10-24 00:26:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2018-10-24 00:26:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-10-24 00:26:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-10-24 00:26:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2018-10-24 00:26:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2018-10-24 00:26:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-24 00:26:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-24 00:26:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2018-10-24 00:26:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2018-10-24 00:26:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2018-10-24 00:26:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2018-10-24 00:26:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2018-10-24 00:26:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2018-10-24 00:26:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2018-10-24 00:26:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2018-10-24 00:26:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2018-10-24 00:26:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2018-10-24 00:26:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 00:26:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 00:26:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2018-10-24 00:26:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2018-10-24 00:26:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2018-10-24 00:26:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2018-10-24 00:26:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2018-10-24 00:26:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2018-10-24 00:26:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2018-10-24 00:26:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2018-10-24 00:26:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2018-10-24 00:26:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2018-10-24 00:26:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2018-10-24 00:26:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2018-10-24 00:26:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 00:26:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 00:27:40,983 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 00:27:40,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:27:40 BoogieIcfgContainer [2018-10-24 00:27:40,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 00:27:40,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 00:27:40,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 00:27:40,988 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 00:27:40,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 12:26:22" (1/3) ... [2018-10-24 00:27:40,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d647a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:27:40, skipping insertion in model container [2018-10-24 00:27:40,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:26:42" (2/3) ... [2018-10-24 00:27:40,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d647a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:27:40, skipping insertion in model container [2018-10-24 00:27:40,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:27:40" (3/3) ... [2018-10-24 00:27:40,992 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label50_true-unreach-call.c [2018-10-24 00:27:41,002 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 00:27:41,017 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 00:27:41,036 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 00:27:41,123 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 00:27:41,123 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 00:27:41,123 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 00:27:41,123 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 00:27:41,123 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 00:27:41,124 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 00:27:41,124 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 00:27:41,124 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 00:27:41,280 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states. [2018-10-24 00:27:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10236 [2018-10-24 00:27:41,932 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:27:41,939 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 00:27:41,943 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:27:41,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:27:41,956 INFO L82 PathProgramCache]: Analyzing trace with hash 635295653, now seen corresponding path program 1 times [2018-10-24 00:27:41,959 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:27:42,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:27:42,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:27:42,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:27:42,015 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:27:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:28:20,539 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-10-24 00:29:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 00:29:34,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 00:29:34,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 00:29:34,341 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:29:34,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 00:29:34,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 00:29:34,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 00:29:34,388 INFO L87 Difference]: Start difference. First operand 10447 states. Second operand 4 states. Received shutdown request... [2018-10-24 00:30:21,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 00:30:21,683 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-24 00:30:21,690 WARN L205 ceAbstractionStarter]: Timeout [2018-10-24 00:30:21,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 12:30:21 BoogieIcfgContainer [2018-10-24 00:30:21,691 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 00:30:21,692 INFO L168 Benchmark]: Toolchain (without parser) took 239513.16 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-24 00:30:21,693 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 00:30:21,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 20112.26 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 642.8 MB). Free memory was 1.2 GB in the beginning and 778.3 MB in the end (delta: 390.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-10-24 00:30:21,695 INFO L168 Benchmark]: Boogie Procedure Inliner took 4231.05 ms. Allocated memory was 2.2 GB in the beginning and 3.2 GB in the end (delta: 1.0 GB). Free memory was 778.3 MB in the beginning and 2.8 GB in the end (delta: -2.0 GB). Peak memory consumption was 307.9 MB. Max. memory is 7.1 GB. [2018-10-24 00:30:21,696 INFO L168 Benchmark]: Boogie Preprocessor took 2977.46 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.4 GB in the end (delta: 418.1 MB). Peak memory consumption was 418.1 MB. Max. memory is 7.1 GB. [2018-10-24 00:30:21,697 INFO L168 Benchmark]: RCFGBuilder took 51480.51 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 1.0 GB). Free memory was 2.4 GB in the beginning and 3.0 GB in the end (delta: -596.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-24 00:30:21,698 INFO L168 Benchmark]: TraceAbstraction took 160706.25 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 370.1 MB). Free memory was 3.0 GB in the beginning and 2.3 GB in the end (delta: 692.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-24 00:30:21,704 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 20112.26 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 642.8 MB). Free memory was 1.2 GB in the beginning and 778.3 MB in the end (delta: 390.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 4231.05 ms. Allocated memory was 2.2 GB in the beginning and 3.2 GB in the end (delta: 1.0 GB). Free memory was 778.3 MB in the beginning and 2.8 GB in the end (delta: -2.0 GB). Peak memory consumption was 307.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2977.46 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.4 GB in the end (delta: 418.1 MB). Peak memory consumption was 418.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 51480.51 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 1.0 GB). Free memory was 2.4 GB in the beginning and 3.0 GB in the end (delta: -596.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * TraceAbstraction took 160706.25 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 370.1 MB). Free memory was 3.0 GB in the beginning and 2.3 GB in the end (delta: 692.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73652]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73652). Cancelled while BasicCegarLoop was constructing difference of abstraction (10447states) and FLOYD_HOARE automaton (currently 4 states, 4 states before enhancement),while ReachableStatesComputation was computing reachable states (21208 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 10447 locations, 1 error locations. TIMEOUT Result, 160.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 47.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 584 SDtfs, 10870 SDslu, 310 SDs, 0 SdLazy, 29743 SolverSat, 7458 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 48 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10447occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 36.3s InterpolantComputationTime, 10235 NumberOfCodeBlocks, 10235 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10234 ConstructedInterpolants, 0 QuantifiedInterpolants, 430749060 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown