java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label15_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-11 19:09:28,251 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-11 19:09:28,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-11 19:09:28,268 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-11 19:09:28,268 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-11 19:09:28,269 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-11 19:09:28,271 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-11 19:09:28,272 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-11 19:09:28,274 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-11 19:09:28,275 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-11 19:09:28,276 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-11 19:09:28,276 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-11 19:09:28,277 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-11 19:09:28,278 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-11 19:09:28,279 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-11 19:09:28,280 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-11 19:09:28,281 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-11 19:09:28,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-11 19:09:28,285 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-11 19:09:28,286 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-11 19:09:28,291 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-11 19:09:28,292 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-11 19:09:28,297 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-11 19:09:28,297 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-11 19:09:28,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-11 19:09:28,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-11 19:09:28,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-11 19:09:28,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-11 19:09:28,301 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-11 19:09:28,302 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-11 19:09:28,303 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-11 19:09:28,303 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-11 19:09:28,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-11 19:09:28,304 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-11 19:09:28,305 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-11 19:09:28,305 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-11 19:09:28,306 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf [2018-09-11 19:09:28,324 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-11 19:09:28,324 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-11 19:09:28,325 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-11 19:09:28,325 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-11 19:09:28,325 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-11 19:09:28,326 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-11 19:09:28,326 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-11 19:09:28,326 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-11 19:09:28,326 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-11 19:09:28,326 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-11 19:09:28,327 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-11 19:09:28,327 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-11 19:09:28,327 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-11 19:09:28,328 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-11 19:09:28,328 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-11 19:09:28,328 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-11 19:09:28,328 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-11 19:09:28,328 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-11 19:09:28,329 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-11 19:09:28,329 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-11 19:09:28,329 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-11 19:09:28,329 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-11 19:09:28,329 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-11 19:09:28,330 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-11 19:09:28,330 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 19:09:28,330 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-11 19:09:28,330 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-11 19:09:28,330 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-11 19:09:28,331 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-11 19:09:28,331 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-11 19:09:28,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-11 19:09:28,331 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-11 19:09:28,331 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-11 19:09:28,332 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-11 19:09:28,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-11 19:09:28,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-11 19:09:28,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-11 19:09:28,400 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-11 19:09:28,401 INFO L276 PluginConnector]: CDTParser initialized [2018-09-11 19:09:28,402 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label15_true-unreach-call_false-termination.c [2018-09-11 19:09:28,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842fc1349/1b4a54a280344d8db209b2542b0e3806/FLAGec05b641b [2018-09-11 19:09:29,088 INFO L276 CDTParser]: Found 1 translation units. [2018-09-11 19:09:29,090 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label15_true-unreach-call_false-termination.c [2018-09-11 19:09:29,105 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842fc1349/1b4a54a280344d8db209b2542b0e3806/FLAGec05b641b [2018-09-11 19:09:29,121 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842fc1349/1b4a54a280344d8db209b2542b0e3806 [2018-09-11 19:09:29,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-11 19:09:29,136 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-11 19:09:29,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-11 19:09:29,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-11 19:09:29,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-11 19:09:29,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:29,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18aaf647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29, skipping insertion in model container [2018-09-11 19:09:29,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:29,369 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-11 19:09:29,696 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:09:29,716 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-11 19:09:29,881 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:09:29,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29 WrapperNode [2018-09-11 19:09:29,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-11 19:09:29,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-11 19:09:29,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-11 19:09:29,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-11 19:09:29,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:29,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-11 19:09:30,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-11 19:09:30,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-11 19:09:30,038 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-11 19:09:30,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... [2018-09-11 19:09:30,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-11 19:09:30,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-11 19:09:30,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-11 19:09:30,312 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-11 19:09:30,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 19:09:30,377 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-09-11 19:09:30,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-09-11 19:09:30,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-11 19:09:30,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-11 19:09:30,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-11 19:09:30,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-11 19:09:30,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-11 19:09:30,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-11 19:09:34,124 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-11 19:09:34,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:09:34 BoogieIcfgContainer [2018-09-11 19:09:34,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-11 19:09:34,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-11 19:09:34,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-11 19:09:34,133 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-11 19:09:34,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 07:09:29" (1/3) ... [2018-09-11 19:09:34,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278eac2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:09:34, skipping insertion in model container [2018-09-11 19:09:34,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:09:29" (2/3) ... [2018-09-11 19:09:34,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278eac2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:09:34, skipping insertion in model container [2018-09-11 19:09:34,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:09:34" (3/3) ... [2018-09-11 19:09:34,139 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label15_true-unreach-call_false-termination.c [2018-09-11 19:09:34,148 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-11 19:09:34,156 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-11 19:09:34,206 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-11 19:09:34,206 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-11 19:09:34,207 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-11 19:09:34,207 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-11 19:09:34,207 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-11 19:09:34,207 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-11 19:09:34,207 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-11 19:09:34,207 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-11 19:09:34,208 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-11 19:09:34,233 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-09-11 19:09:34,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-11 19:09:34,245 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:09:34,247 INFO L376 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] [2018-09-11 19:09:34,248 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:09:34,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1960432748, now seen corresponding path program 1 times [2018-09-11 19:09:34,256 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:09:34,257 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 73 with the following transitions: [2018-09-11 19:09:34,259 INFO L202 CegarAbsIntRunner]: [0], [7], [15], [23], [31], [39], [47], [55], [63], [71], [79], [87], [95], [103], [111], [119], [127], [135], [143], [151], [159], [167], [175], [183], [191], [199], [207], [215], [223], [231], [239], [247], [255], [263], [271], [279], [287], [295], [303], [311], [319], [327], [335], [343], [351], [359], [367], [375], [383], [391], [399], [407], [415], [423], [431], [439], [447], [455], [463], [471], [475], [477], [947], [948], [952], [956], [962], [966], [973], [974], [975], [977] [2018-09-11 19:09:34,295 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 19:09:34,296 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:09:34,521 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:09:34,523 INFO L272 AbstractInterpreter]: Visited 71 different actions 71 times. Never merged. Never widened. Never found a fixpoint. Largest state had 23 variables. [2018-09-11 19:09:34,546 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:09:34,723 INFO L232 lantSequenceWeakener]: Weakened 69 states. On average, predicates are now at 80.66% of their original sizes. [2018-09-11 19:09:34,723 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:09:34,808 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:09:34,810 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:09:34,810 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-11 19:09:34,810 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:09:34,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-11 19:09:34,823 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-11 19:09:34,824 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-11 19:09:34,827 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 5 states. [2018-09-11 19:09:36,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:09:36,887 INFO L93 Difference]: Finished difference Result 693 states and 1229 transitions. [2018-09-11 19:09:36,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-11 19:09:36,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-09-11 19:09:36,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:09:36,907 INFO L225 Difference]: With dead ends: 693 [2018-09-11 19:09:36,907 INFO L226 Difference]: Without dead ends: 436 [2018-09-11 19:09:36,914 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-11 19:09:36,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2018-09-11 19:09:36,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2018-09-11 19:09:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-09-11 19:09:36,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 615 transitions. [2018-09-11 19:09:36,989 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 615 transitions. Word has length 72 [2018-09-11 19:09:36,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:09:36,990 INFO L480 AbstractCegarLoop]: Abstraction has 434 states and 615 transitions. [2018-09-11 19:09:36,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-11 19:09:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 615 transitions. [2018-09-11 19:09:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-11 19:09:36,999 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:09:37,000 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:09:37,000 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:09:37,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1431170279, now seen corresponding path program 1 times [2018-09-11 19:09:37,001 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:09:37,001 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-09-11 19:09:37,002 INFO L202 CegarAbsIntRunner]: [0], [7], [15], [23], [31], [39], [47], [55], [63], [71], [79], [87], [95], [103], [111], [119], [127], [135], [143], [151], [159], [167], [175], [183], [191], [199], [207], [215], [223], [231], [239], [247], [255], [263], [271], [279], [287], [295], [303], [311], [319], [327], [335], [343], [351], [359], [367], [375], [383], [391], [399], [407], [415], [423], [431], [439], [447], [455], [463], [471], [475], [477], [480], [488], [493], [497], [501], [505], [509], [513], [517], [521], [525], [529], [533], [537], [541], [545], [549], [552], [946], [947], [948], [952], [956], [962], [966], [968], [973], [974], [975], [977], [978] [2018-09-11 19:09:37,005 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 19:09:37,006 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:09:37,197 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:09:37,198 INFO L272 AbstractInterpreter]: Visited 92 different actions 177 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-11 19:09:37,239 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:09:37,549 INFO L232 lantSequenceWeakener]: Weakened 154 states. On average, predicates are now at 78.9% of their original sizes. [2018-09-11 19:09:37,549 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:09:38,188 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:09:38,188 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:09:38,189 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 19:09:38,189 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:09:38,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 19:09:38,191 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 19:09:38,192 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-11 19:09:38,192 INFO L87 Difference]: Start difference. First operand 434 states and 615 transitions. Second operand 9 states. [2018-09-11 19:09:44,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:09:44,184 INFO L93 Difference]: Finished difference Result 1051 states and 1763 transitions. [2018-09-11 19:09:44,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-11 19:09:44,185 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-09-11 19:09:44,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:09:44,192 INFO L225 Difference]: With dead ends: 1051 [2018-09-11 19:09:44,192 INFO L226 Difference]: Without dead ends: 806 [2018-09-11 19:09:44,195 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 162 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-09-11 19:09:44,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2018-09-11 19:09:44,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 803. [2018-09-11 19:09:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 803 states. [2018-09-11 19:09:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1002 transitions. [2018-09-11 19:09:44,241 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1002 transitions. Word has length 157 [2018-09-11 19:09:44,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:09:44,242 INFO L480 AbstractCegarLoop]: Abstraction has 803 states and 1002 transitions. [2018-09-11 19:09:44,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 19:09:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1002 transitions. [2018-09-11 19:09:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-11 19:09:44,248 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:09:44,249 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:09:44,249 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:09:44,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1518557381, now seen corresponding path program 1 times [2018-09-11 19:09:44,249 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:09:44,250 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-09-11 19:09:44,250 INFO L202 CegarAbsIntRunner]: [0], [7], [15], [23], [31], [39], [47], [55], [63], [71], [79], [87], [95], [103], [111], [119], [127], [135], [143], [151], [159], [167], [175], [183], [191], [199], [207], [215], [223], [231], [239], [247], [255], [263], [271], [279], [287], [295], [303], [311], [319], [327], [335], [343], [351], [359], [367], [375], [383], [391], [399], [407], [415], [423], [431], [439], [447], [455], [463], [471], [475], [477], [480], [488], [493], [497], [501], [505], [509], [513], [517], [521], [525], [529], [533], [537], [541], [545], [549], [553], [557], [561], [565], [569], [573], [577], [581], [585], [589], [593], [597], [601], [605], [609], [613], [617], [621], [625], [629], [633], [637], [641], [645], [649], [653], [656], [946], [947], [948], [952], [956], [962], [966], [968], [973], [974], [975], [977], [978] [2018-09-11 19:09:44,254 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 19:09:44,254 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:09:44,382 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:09:44,382 INFO L272 AbstractInterpreter]: Visited 118 different actions 230 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-11 19:09:44,428 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:09:44,630 INFO L232 lantSequenceWeakener]: Weakened 180 states. On average, predicates are now at 78.66% of their original sizes. [2018-09-11 19:09:44,631 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:09:45,031 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:09:45,032 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:09:45,032 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 19:09:45,033 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:09:45,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 19:09:45,034 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 19:09:45,034 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-11 19:09:45,034 INFO L87 Difference]: Start difference. First operand 803 states and 1002 transitions. Second operand 9 states. [2018-09-11 19:09:48,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:09:48,169 INFO L93 Difference]: Finished difference Result 1236 states and 1786 transitions. [2018-09-11 19:09:48,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-11 19:09:48,182 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 183 [2018-09-11 19:09:48,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:09:48,191 INFO L225 Difference]: With dead ends: 1236 [2018-09-11 19:09:48,191 INFO L226 Difference]: Without dead ends: 991 [2018-09-11 19:09:48,193 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 188 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-09-11 19:09:48,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2018-09-11 19:09:48,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 988. [2018-09-11 19:09:48,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2018-09-11 19:09:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1200 transitions. [2018-09-11 19:09:48,234 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1200 transitions. Word has length 183 [2018-09-11 19:09:48,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:09:48,235 INFO L480 AbstractCegarLoop]: Abstraction has 988 states and 1200 transitions. [2018-09-11 19:09:48,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 19:09:48,235 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1200 transitions. [2018-09-11 19:09:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-09-11 19:09:48,252 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:09:48,253 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:09:48,253 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:09:48,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1242015352, now seen corresponding path program 1 times [2018-09-11 19:09:48,255 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:09:48,255 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 269 with the following transitions: [2018-09-11 19:09:48,257 INFO L202 CegarAbsIntRunner]: [0], [7], [15], [23], [31], [39], [47], [55], [63], [71], [79], [87], [95], [103], [111], [119], [127], [135], [143], [151], [159], [167], [175], [183], [191], [199], [207], [215], [223], [231], [239], [247], [255], [263], [271], [279], [287], [295], [303], [311], [319], [327], [335], [343], [351], [359], [367], [375], [383], [391], [399], [407], [415], [423], [431], [439], [447], [455], [463], [471], [475], [477], [480], [488], [493], [497], [501], [505], [509], [513], [517], [521], [525], [529], [533], [537], [541], [545], [549], [552], [553], [557], [561], [565], [569], [573], [577], [581], [585], [589], [593], [597], [601], [605], [609], [613], [617], [621], [625], [629], [633], [637], [641], [645], [649], [653], [656], [946], [947], [948], [952], [956], [962], [966], [968], [973], [974], [975], [977], [978] [2018-09-11 19:09:48,264 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 19:09:48,264 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:09:48,419 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-11 19:09:48,419 INFO L272 AbstractInterpreter]: Visited 120 different actions 353 times. Merged at 7 different actions 17 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-11 19:09:48,458 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-11 19:09:48,499 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-11 19:09:48,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 07:09:48 BoogieIcfgContainer [2018-09-11 19:09:48,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-11 19:09:48,500 INFO L168 Benchmark]: Toolchain (without parser) took 19367.01 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -887.3 MB). Peak memory consumption was 240.4 MB. Max. memory is 7.1 GB. [2018-09-11 19:09:48,502 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-09-11 19:09:48,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-09-11 19:09:48,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-11 19:09:48,505 INFO L168 Benchmark]: Boogie Preprocessor took 273.27 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 795.3 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -898.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. [2018-09-11 19:09:48,506 INFO L168 Benchmark]: RCFGBuilder took 3814.20 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 146.8 MB). Peak memory consumption was 146.8 MB. Max. memory is 7.1 GB. [2018-09-11 19:09:48,506 INFO L168 Benchmark]: TraceAbstraction took 14370.14 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 332.4 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -199.4 MB). Peak memory consumption was 133.0 MB. Max. memory is 7.1 GB. [2018-09-11 19:09:48,513 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 795.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 105.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 273.27 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 795.3 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -898.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3814.20 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 146.8 MB). Peak memory consumption was 146.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14370.14 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 332.4 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -199.4 MB). Peak memory consumption was 133.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 199]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L7] int inputD = 4; [L8] int inputB = 2; [L9] int inputC = 3; [L10] int inputF = 6; [L11] int inputE = 5; [L12] int inputA = 1; [L15] int a21 = 7; [L16] int a15 = 8; [L17] int a12 = -49; [L18] int a24 = 1; [L877] int output = -1; [L880] COND TRUE 1 [L883] int input; [L884] input = __VERIFIER_nondet_int() [L885] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L888] CALL, EXPR calculate_output(input) [L21] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==6))) [L24] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==8))) [L27] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==9))) [L30] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==9))) [L33] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==10))) [L36] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==6))) [L39] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==10))) [L42] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==9))) [L45] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==10))) [L48] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==10))) [L51] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==6))) [L54] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==8))) [L57] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==9))) [L60] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==7))) [L63] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==10))) [L66] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==8))) [L69] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==9))) [L72] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==8))) [L75] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==10))) [L78] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==6))) [L81] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==6))) [L84] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==6))) [L87] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==7))) [L90] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==9))) [L93] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==9))) [L96] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==6))) [L99] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==10))) [L102] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==9))) [L105] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==8))) [L108] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==8))) [L111] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==7))) [L114] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==7))) [L117] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==10))) [L120] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==8))) [L123] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==8)) && (a21==6))) [L126] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==6))) [L129] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==9))) [L132] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==7))) [L135] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==7))) [L138] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==6))) [L141] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==8))) [L144] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==9))) [L147] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==8))) [L150] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==10))) [L153] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==10))) [L156] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==10))) [L159] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==6))) [L162] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==7))) [L165] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==8))) [L168] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==9))) [L171] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==9))) [L174] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==7))) [L177] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==10))) [L180] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==6))) [L183] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==7))) [L186] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==8))) [L189] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==6))) [L192] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==7))) [L195] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==7))) [L198] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==7))) [L201] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==8))) [L205] COND FALSE !((((a24==1) && ( ((11 < a12) && (80 >= a12)) && ((input == 5) && (a15==8)))) && (a21==9))) [L211] COND FALSE !((((a15==9) && ((((a21==9) || ((a21==7) || (a21==8))) && (input == 5)) && a12 <= -43 )) && (a24==1))) [L217] COND FALSE !(((a15==9) && (( ((-43 < a12) && (11 >= a12)) && ((a24==1) && (input == 2))) && (a21==8)))) [L223] COND FALSE !(((a24==1) && ((a15==8) && ( ((11 < a12) && (80 >= a12)) && ((input == 1) && ((a21==7) || (a21==8))))))) [L229] COND FALSE !((((((a21==10) && ( 80 < a12 && (a15==8))) || (((a15==9) && a12 <= -43 ) && (a21==6))) && (input == 2)) && (a24==1))) [L235] COND FALSE !(((a24==1) && ((a15==9) && ((((a21==6) && 80 < a12 ) || (((a21==9) && ((11 < a12) && (80 >= a12)) ) || ( ((11 < a12) && (80 >= a12)) && (a21==10)))) && (input == 5))))) [L241] COND FALSE !((( a12 <= -43 && ((((a21==9) || ((a21==7) || (a21==8))) && (input == 4)) && (a24==1))) && (a15==9))) [L247] COND FALSE !((((((input == 2) && (a24==1)) && ((11 < a12) && (80 >= a12)) ) && (a21==9)) && (a15==8))) [L252] COND FALSE !(((((( ((-43 < a12) && (11 >= a12)) && (a21==10)) || ( ((11 < a12) && (80 >= a12)) && (a21==6))) && (input == 2)) && (a24==1)) && (a15==8))) [L258] COND FALSE !(((a15==9) && (((input == 1) && ((( a12 <= -43 && (a21==10)) || ((a21==6) && ((-43 < a12) && (11 >= a12)) )) || ( ((-43 < a12) && (11 >= a12)) && (a21==7)))) && (a24==1)))) [L264] COND FALSE !((((a24==1) && (((input == 6) && ((a21==7) || (a21==8))) && 80 < a12 )) && (a15==9))) [L269] COND FALSE !(( ((-43 < a12) && (11 >= a12)) && ((a15==9) && ((a24==1) && (((a21==9) || (a21==10)) && (input == 2)))))) [L275] COND FALSE !((((((input == 5) && (a15==8)) && ((-43 < a12) && (11 >= a12)) ) && (a21==9)) && (a24==1))) [L280] COND FALSE !((( 80 < a12 && ((a15==8) && (((a21==8) || (a21==9)) && (input == 3)))) && (a24==1))) [L286] COND FALSE !(((input == 4) && ((((a15==9) && ((a24==1) && 80 < a12 )) && (a21==10)) || ((a21==6) && ((a15==5) && ((a24==2) && a12 <= -43 )))))) [L293] COND TRUE ((((a24==1) && ((input == 3) && a12 <= -43 )) && (a21==7)) && (a15==8)) [L295] a15 = 5 [L296] a21 = 6 [L298] RET return -1; [L888] EXPR calculate_output(input) [L888] output = calculate_output(input) [L880] COND TRUE 1 [L883] int input; [L884] input = __VERIFIER_nondet_int() [L885] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L888] CALL, EXPR calculate_output(input) [L21] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==6))) [L24] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==8))) [L27] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==9))) [L30] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==9))) [L33] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==10))) [L36] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==6))) [L39] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==10))) [L42] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==9))) [L45] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==10))) [L48] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==10))) [L51] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==6))) [L54] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==8))) [L57] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==9))) [L60] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==7))) [L63] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==10))) [L66] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==8))) [L69] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==9))) [L72] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==8))) [L75] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==10))) [L78] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==6))) [L81] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==6))) [L84] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==6))) [L87] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==7))) [L90] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==9))) [L93] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==9))) [L96] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==6))) [L99] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==10))) [L102] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==9))) [L105] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==8))) [L108] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==8))) [L111] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==7))) [L114] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==7))) [L117] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==10))) [L120] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==8))) [L123] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==8)) && (a21==6))) [L126] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==6))) [L129] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==9))) [L132] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==7))) [L135] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==7))) [L138] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==6))) [L141] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==8))) [L144] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==9))) [L147] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==8))) [L150] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==10))) [L153] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==10))) [L156] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==10))) [L159] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==6))) [L162] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==7))) [L165] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==8))) [L168] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==9))) [L171] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==9))) [L174] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==7))) [L177] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==10))) [L180] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==6))) [L183] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==7))) [L186] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==8))) [L189] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==6))) [L192] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==7))) [L195] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==7))) [L198] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==7))) [L201] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==8))) [L205] COND FALSE !((((a24==1) && ( ((11 < a12) && (80 >= a12)) && ((input == 5) && (a15==8)))) && (a21==9))) [L211] COND FALSE !((((a15==9) && ((((a21==9) || ((a21==7) || (a21==8))) && (input == 5)) && a12 <= -43 )) && (a24==1))) [L217] COND FALSE !(((a15==9) && (( ((-43 < a12) && (11 >= a12)) && ((a24==1) && (input == 2))) && (a21==8)))) [L223] COND FALSE !(((a24==1) && ((a15==8) && ( ((11 < a12) && (80 >= a12)) && ((input == 1) && ((a21==7) || (a21==8))))))) [L229] COND FALSE !((((((a21==10) && ( 80 < a12 && (a15==8))) || (((a15==9) && a12 <= -43 ) && (a21==6))) && (input == 2)) && (a24==1))) [L235] COND FALSE !(((a24==1) && ((a15==9) && ((((a21==6) && 80 < a12 ) || (((a21==9) && ((11 < a12) && (80 >= a12)) ) || ( ((11 < a12) && (80 >= a12)) && (a21==10)))) && (input == 5))))) [L241] COND FALSE !((( a12 <= -43 && ((((a21==9) || ((a21==7) || (a21==8))) && (input == 4)) && (a24==1))) && (a15==9))) [L247] COND FALSE !((((((input == 2) && (a24==1)) && ((11 < a12) && (80 >= a12)) ) && (a21==9)) && (a15==8))) [L252] COND FALSE !(((((( ((-43 < a12) && (11 >= a12)) && (a21==10)) || ( ((11 < a12) && (80 >= a12)) && (a21==6))) && (input == 2)) && (a24==1)) && (a15==8))) [L258] COND FALSE !(((a15==9) && (((input == 1) && ((( a12 <= -43 && (a21==10)) || ((a21==6) && ((-43 < a12) && (11 >= a12)) )) || ( ((-43 < a12) && (11 >= a12)) && (a21==7)))) && (a24==1)))) [L264] COND FALSE !((((a24==1) && (((input == 6) && ((a21==7) || (a21==8))) && 80 < a12 )) && (a15==9))) [L269] COND FALSE !(( ((-43 < a12) && (11 >= a12)) && ((a15==9) && ((a24==1) && (((a21==9) || (a21==10)) && (input == 2)))))) [L275] COND FALSE !((((((input == 5) && (a15==8)) && ((-43 < a12) && (11 >= a12)) ) && (a21==9)) && (a24==1))) [L280] COND FALSE !((( 80 < a12 && ((a15==8) && (((a21==8) || (a21==9)) && (input == 3)))) && (a24==1))) [L286] COND FALSE !(((input == 4) && ((((a15==9) && ((a24==1) && 80 < a12 )) && (a21==10)) || ((a21==6) && ((a15==5) && ((a24==2) && a12 <= -43 )))))) [L293] COND FALSE !(((((a24==1) && ((input == 3) && a12 <= -43 )) && (a21==7)) && (a15==8))) [L299] COND FALSE !(((a24==1) && (((( 80 < a12 && (a15==8)) && (a21==10)) || (((a15==9) && a12 <= -43 ) && (a21==6))) && (input == 3)))) [L305] COND FALSE !((((a24==1) && ((a15==9) && (((a21==7) || (a21==8)) && (input == 3)))) && 80 < a12 )) [L311] COND FALSE !((((((((a21==8) || (a21==9)) || (a21==10)) && (input == 5)) && a12 <= -43 ) && (a15==8)) && (a24==1))) [L317] COND FALSE !(((((a15==9) && ((input == 1) && (a21==8))) && (a24==1)) && ((-43 < a12) && (11 >= a12)) )) [L323] COND FALSE !((((((((a21==8) || (a21==9)) || (a21==10)) && (input == 3)) && (a15==8)) && a12 <= -43 ) && (a24==1))) [L329] COND FALSE !(((a24==1) && (((a15==8) && ((input == 1) && (a21==9))) && ((11 < a12) && (80 >= a12)) ))) [L335] COND FALSE !(((a15==9) && ( 80 < a12 && ((a24==1) && (((a21==7) || (a21==8)) && (input == 4)))))) [L341] COND FALSE !(( 80 < a12 && ((a15==9) && (((input == 2) && ((a21==7) || (a21==8))) && (a24==1))))) [L347] COND FALSE !((((((input == 6) && ((11 < a12) && (80 >= a12)) ) && (a21==9)) && (a15==8)) && (a24==1))) [L353] COND FALSE !(((((a24==1) && ((input == 1) && ((a21==8) || ((a21==6) || (a21==7))))) && (a15==9)) && ((11 < a12) && (80 >= a12)) )) [L359] COND FALSE !(((((a21==10) && (( 80 < a12 && (a24==1)) && (a15==9))) || (((a15==5) && ((a24==2) && a12 <= -43 )) && (a21==6))) && (input == 3))) [L366] COND FALSE !(((((((a21==7) && ((-43 < a12) && (11 >= a12)) ) || (((a21==10) && a12 <= -43 ) || ( ((-43 < a12) && (11 >= a12)) && (a21==6)))) && (input == 5)) && (a24==1)) && (a15==9))) [L372] COND FALSE !((((((input == 1) && (((a21==7) || (a21==8)) || (a21==9))) && (a15==9)) && a12 <= -43 ) && (a24==1))) [L378] COND FALSE !(((a15==9) && ((a24==1) && (((input == 6) && ((-43 < a12) && (11 >= a12)) ) && (a21==8))))) [L384] COND FALSE !((((a24==1) && ((a15==9) && ((input == 5) && ((a21==8) || ((a21==6) || (a21==7)))))) && ((11 < a12) && (80 >= a12)) )) [L390] COND FALSE !(((((a15==8) && ((((a21==6) || (a21==7)) || (a21==8)) && (input == 5))) && ((-43 < a12) && (11 >= a12)) ) && (a24==1))) [L396] COND FALSE !(((a15==9) && ((((input == 3) && (((a21==6) || (a21==7)) || (a21==8))) && (a24==1)) && ((11 < a12) && (80 >= a12)) ))) [L402] COND FALSE !((( ((-43 < a12) && (11 >= a12)) && ((a15==8) && (((a21==8) || ((a21==6) || (a21==7))) && (input == 3)))) && (a24==1))) [L408] COND FALSE !(((a15==9) && ((a24==1) && ((((a21==9) || (a21==10)) && (input == 5)) && ((-43 < a12) && (11 >= a12)) )))) [L414] COND FALSE !(( ((11 < a12) && (80 >= a12)) && (((a24==1) && ((((a21==6) || (a21==7)) || (a21==8)) && (input == 4))) && (a15==9)))) [L420] COND FALSE !(((a15==9) && ((a24==1) && (((input == 6) && 80 < a12 ) && (a21==9))))) [L426] COND FALSE !((((a24==1) && (((input == 2) && ((a21==10) || ((a21==8) || (a21==9)))) && a12 <= -43 )) && (a15==8))) [L432] COND FALSE !(((a24==1) && (((input == 4) && (( ((-43 < a12) && (11 >= a12)) && (a21==7)) || (( a12 <= -43 && (a21==10)) || ( ((-43 < a12) && (11 >= a12)) && (a21==6))))) && (a15==9)))) [L438] COND FALSE !((((((input == 6) && ((a21==9) || ((a21==7) || (a21==8)))) && (a24==1)) && (a15==9)) && a12 <= -43 )) [L444] COND FALSE !(((( a12 <= -43 && ((input == 6) && ((a21==10) || ((a21==8) || (a21==9))))) && (a24==1)) && (a15==8))) [L449] COND TRUE (((((a21==7) && (input == 5)) && a12 <= -43 ) && (a24==1)) && (a15==8)) [L451] a21 = 10 [L453] RET return 22; [L888] EXPR calculate_output(input) [L888] output = calculate_output(input) [L880] COND TRUE 1 [L883] int input; [L884] input = __VERIFIER_nondet_int() [L885] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L888] CALL calculate_output(input) [L21] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==6))) [L24] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==8))) [L27] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==9))) [L30] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==9))) [L33] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==10))) [L36] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==6))) [L39] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==10))) [L42] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==9))) [L45] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==10))) [L48] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==10))) [L51] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==6))) [L54] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==8))) [L57] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==9))) [L60] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==7))) [L63] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==10))) [L66] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==8))) [L69] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==9))) [L72] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==8))) [L75] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==10))) [L78] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==6))) [L81] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==6))) [L84] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==6))) [L87] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==7))) [L90] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==9))) [L93] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==9))) [L96] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==6))) [L99] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==10))) [L102] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==9))) [L105] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==8))) [L108] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==8))) [L111] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==7))) [L114] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==7))) [L117] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==10))) [L120] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==7)) && (a21==8))) [L123] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==8)) && (a21==6))) [L126] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==6))) [L129] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==7)) && (a21==9))) [L132] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==7))) [L135] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==7))) [L138] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==5)) && (a21==6))) [L141] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==8))) [L144] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==9))) [L147] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==8))) [L150] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==10))) [L153] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==6)) && (a21==10))) [L156] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==10))) [L159] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==6))) [L162] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==7))) [L165] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==5)) && (a21==8))) [L168] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==9))) [L171] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==9))) [L174] COND FALSE !(((( 80 < a12 && (a24==1)) && (a15==7)) && (a21==7))) [L177] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==6)) && (a21==10))) [L180] COND FALSE !(((( ((11 < a12) && (80 >= a12)) && (a24==1)) && (a15==7)) && (a21==6))) [L183] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==7))) [L186] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==8))) [L189] COND FALSE !(((( a12 <= -43 && (a24==1)) && (a15==6)) && (a21==6))) [L192] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==5)) && (a21==7))) [L195] COND FALSE !(((( ((-43 < a12) && (11 >= a12)) && (a24==1)) && (a15==6)) && (a21==7))) [L198] COND TRUE ((( 80 < a12 && (a24==1)) && (a15==5)) && (a21==7)) [L199] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. UNKNOWN Result, 14.2s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 11.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 745 SDtfs, 1785 SDslu, 797 SDs, 0 SdLazy, 5240 SolverSat, 702 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.2s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 421 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=988occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 4 AbstIntIterations, 3 AbstIntStrong, 0.9972869747452504 AbsIntWeakeningRatio, 0.13202933985330073 AbsIntAvgWeakeningVarsNumRemoved, 3.3056234718826407 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem14_label15_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-11_19-09-48-532.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem14_label15_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-11_19-09-48-532.csv Received shutdown request...