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/Problem13_label59_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-08 10:51:19,364 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-08 10:51:19,366 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-08 10:51:19,381 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-08 10:51:19,381 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-08 10:51:19,383 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-08 10:51:19,385 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-08 10:51:19,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-08 10:51:19,388 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-08 10:51:19,389 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-08 10:51:19,390 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-08 10:51:19,390 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-08 10:51:19,391 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-08 10:51:19,392 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-08 10:51:19,393 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-08 10:51:19,394 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-08 10:51:19,395 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-08 10:51:19,397 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-08 10:51:19,399 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-08 10:51:19,400 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-08 10:51:19,401 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-08 10:51:19,402 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-08 10:51:19,405 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-08-08 10:51:19,405 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-08-08 10:51:19,405 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-08-08 10:51:19,406 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-08-08 10:51:19,407 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-08-08 10:51:19,408 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-08-08 10:51:19,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-08-08 10:51:19,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-08-08 10:51:19,410 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-08-08 10:51:19,411 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-08-08 10:51:19,411 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-08-08 10:51:19,412 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-08-08 10:51:19,413 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-08-08 10:51:19,413 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-08-08 10:51:19,414 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 [2018-08-08 10:51:19,437 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-08 10:51:19,438 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-08 10:51:19,439 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-08 10:51:19,439 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-08 10:51:19,439 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-08 10:51:19,439 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-08 10:51:19,439 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-08 10:51:19,440 INFO L133 SettingsManager]: * Octagon Domain=false [2018-08-08 10:51:19,440 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-08-08 10:51:19,440 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-08 10:51:19,440 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-08 10:51:19,440 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-08 10:51:19,441 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-08 10:51:19,441 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-08 10:51:19,441 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-08 10:51:19,442 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-08 10:51:19,442 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-08 10:51:19,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-08 10:51:19,442 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-08 10:51:19,442 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-08 10:51:19,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-08 10:51:19,443 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-08 10:51:19,443 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-08 10:51:19,443 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-08 10:51:19,443 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-08 10:51:19,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-08 10:51:19,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-08 10:51:19,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-08 10:51:19,444 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-08 10:51:19,444 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-08 10:51:19,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-08 10:51:19,445 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-08 10:51:19,445 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-08 10:51:19,445 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-08 10:51:19,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-08 10:51:19,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-08 10:51:19,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-08 10:51:19,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-08 10:51:19,516 INFO L276 PluginConnector]: CDTParser initialized [2018-08-08 10:51:19,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label59_true-unreach-call.c [2018-08-08 10:51:19,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ec39d0cb/6bac24ee276d488eb54c9dd1fe56f45b/FLAG7bcf423b6 [2018-08-08 10:51:20,372 INFO L276 CDTParser]: Found 1 translation units. [2018-08-08 10:51:20,373 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label59_true-unreach-call.c [2018-08-08 10:51:20,406 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ec39d0cb/6bac24ee276d488eb54c9dd1fe56f45b/FLAG7bcf423b6 [2018-08-08 10:51:20,424 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ec39d0cb/6bac24ee276d488eb54c9dd1fe56f45b [2018-08-08 10:51:20,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-08 10:51:20,440 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-08 10:51:20,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-08 10:51:20,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-08 10:51:20,449 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-08 10:51:20,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:51:20" (1/1) ... [2018-08-08 10:51:20,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12208a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:20, skipping insertion in model container [2018-08-08 10:51:20,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:51:20" (1/1) ... [2018-08-08 10:51:20,849 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-08 10:51:21,979 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 10:51:21,998 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-08 10:51:22,804 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 10:51:23,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23 WrapperNode [2018-08-08 10:51:23,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-08 10:51:23,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-08 10:51:23,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-08 10:51:23,210 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-08 10:51:23,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:23,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:23,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-08 10:51:23,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-08 10:51:23,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-08 10:51:23,556 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-08 10:51:24,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (1/1) ... [2018-08-08 10:51:24,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-08 10:51:24,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-08 10:51:24,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-08 10:51:24,811 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-08 10:51:24,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (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 [2018-08-08 10:51:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-08 10:51:24,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-08 10:51:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-08-08 10:51:24,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-08-08 10:51:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output3 [2018-08-08 10:51:24,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output3 [2018-08-08 10:51:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-08 10:51:24,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-08 10:51:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output4 [2018-08-08 10:51:24,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output4 [2018-08-08 10:51:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-08 10:51:24,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-08 10:51:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-08-08 10:51:24,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-08-08 10:51:38,396 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-08 10:51:38,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:51:38 BoogieIcfgContainer [2018-08-08 10:51:38,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-08 10:51:38,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-08-08 10:51:38,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-08-08 10:51:38,401 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-08-08 10:51:38,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.08 10:51:20" (1/3) ... [2018-08-08 10:51:38,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384c225f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 10:51:38, skipping insertion in model container [2018-08-08 10:51:38,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23" (2/3) ... [2018-08-08 10:51:38,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384c225f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 10:51:38, skipping insertion in model container [2018-08-08 10:51:38,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:51:38" (3/3) ... [2018-08-08 10:51:38,405 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem13_label59_true-unreach-call.c [2018-08-08 10:51:38,414 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-08-08 10:51:38,423 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-08-08 10:51:38,492 INFO L129 ementStrategyFactory]: Using default assertion order modulation [2018-08-08 10:51:38,492 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-08-08 10:51:38,492 INFO L382 AbstractCegarLoop]: Hoare is true [2018-08-08 10:51:38,493 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-08-08 10:51:38,493 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-08-08 10:51:38,493 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-08-08 10:51:38,493 INFO L386 AbstractCegarLoop]: Difference is false [2018-08-08 10:51:38,493 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-08-08 10:51:38,493 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-08-08 10:51:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states. [2018-08-08 10:51:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-08-08 10:51:38,567 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 10:51:38,568 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] [2018-08-08 10:51:38,569 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 10:51:38,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1497363319, now seen corresponding path program 1 times [2018-08-08 10:51:38,577 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 10:51:38,579 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 54 with the following transitions: [2018-08-08 10:51:38,582 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [325], [327], [3064], [3068], [3074], [3078], [4267], [4268], [4269], [4271] [2018-08-08 10:51:38,615 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-08-08 10:51:38,616 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 10:51:39,405 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-08-08 10:51:39,407 INFO L272 AbstractInterpreter]: Visited 53 different actions 53 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-08-08 10:51:39,454 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-08-08 10:51:39,484 WARN L205 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-08-08 10:51:39,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.08 10:51:39 BoogieIcfgContainer [2018-08-08 10:51:39,485 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-08-08 10:51:39,488 INFO L168 Benchmark]: Toolchain (without parser) took 19049.97 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -619.7 MB). Peak memory consumption was 539.0 MB. Max. memory is 7.1 GB. [2018-08-08 10:51:39,490 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. [2018-08-08 10:51:39,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2768.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 338.2 MB). Peak memory consumption was 338.2 MB. Max. memory is 7.1 GB. [2018-08-08 10:51:39,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-08-08 10:51:39,493 INFO L168 Benchmark]: Boogie Preprocessor took 1254.70 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 992.5 MB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 174.4 MB. Max. memory is 7.1 GB. [2018-08-08 10:51:39,494 INFO L168 Benchmark]: RCFGBuilder took 13585.96 ms. Allocated memory was 2.5 GB in the beginning and 2.7 GB in the end (delta: 166.2 MB). Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 66.5 MB). Peak memory consumption was 754.7 MB. Max. memory is 7.1 GB. [2018-08-08 10:51:39,496 INFO L168 Benchmark]: TraceAbstraction took 1087.38 ms. Allocated memory is still 2.7 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 237.5 MB). Peak memory consumption was 237.5 MB. Max. memory is 7.1 GB. [2018-08-08 10:51:39,503 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 2768.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 338.2 MB). Peak memory consumption was 338.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 345.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 1254.70 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 992.5 MB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 174.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 13585.96 ms. Allocated memory was 2.5 GB in the beginning and 2.7 GB in the end (delta: 166.2 MB). Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 66.5 MB). Peak memory consumption was 754.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1087.38 ms. Allocated memory is still 2.7 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 237.5 MB). Peak memory consumption was 237.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 150]: 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: [L10] int inputB = 2; [L11] int inputE = 5; [L12] int inputC = 3; [L13] int inputD = 4; [L14] int inputF = 6; [L17] int a26 = 1; [L18] int a13 = 0; [L19] int a19 = 9; [L20] int a23 = 158; [L21] int a12 = 286; [L22] int a1 = 2; [L5803] int output = -1; [L5806] COND TRUE 1 [L5809] int input; [L5810] input = __VERIFIER_nondet_int() [L5811] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L5814] CALL calculate_output(input) [L29] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==11)) && (a13==1))) [L32] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L35] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==12)) && !(a13==1))) [L38] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==12)) && (a13==1))) [L41] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==13)) && !(a13==1))) [L44] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==13)) && !(a13==1))) [L47] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==13)) && (a13==1))) [L50] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==10)) && !(a13==1))) [L53] COND FALSE !(((((( a12 <= 178 && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==11)) && !(a13==1))) [L56] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==11)) && !(a13==1))) [L59] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L62] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==9)) && !(a13==1))) [L65] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L68] COND FALSE !(((((( a12 <= 178 && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==11)) && !(a13==1))) [L71] COND FALSE !(((((( a12 <= 178 && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==9)) && !(a13==1))) [L74] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==11)) && (a13==1))) [L77] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==13)) && (a13==1))) [L80] COND FALSE !(((((( a12 <= 178 && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==10)) && !(a13==1))) [L83] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==12)) && (a13==1))) [L86] COND FALSE !(((((( a12 <= 178 && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L89] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==12)) && (a13==1))) [L92] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==12)) && (a13==1))) [L95] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==9)) && (a13==1))) [L98] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==10)) && !(a13==1))) [L101] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L104] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==12)) && (a13==1))) [L107] COND FALSE !(((((( a12 <= 178 && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==9)) && !(a13==1))) [L110] COND FALSE !(((((( a12 <= 178 && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==13)) && (a13==1))) [L113] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L116] COND FALSE !(((((( a12 <= 178 && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==12)) && !(a13==1))) [L119] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==13)) && (a13==1))) [L122] COND FALSE !(((((( a12 <= 178 && ((95 < a23) && (264 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==9)) && (a13==1))) [L125] COND FALSE !(((((( a12 <= 178 && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==10)) && !(a13==1))) [L128] COND FALSE !(((((( a12 <= 178 && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==9)) && (a13==1))) [L131] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==12)) && !(a13==1))) [L134] COND FALSE !(((((( a12 <= 178 && 476 < a23 ) && (a26==1)) && (a1==2)) && (a19==12)) && (a13==1))) [L137] COND FALSE !(((((( a12 <= 178 && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==10)) && (a13==1))) [L140] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==11)) && (a13==1))) [L143] COND FALSE !(((((( ((178 < a12) && (395 >= a12)) && ((264 < a23) && (476 >= a23)) ) && (a26==1)) && (a1==2)) && (a19==9)) && (a13==1))) [L146] COND FALSE !(((((( a12 <= 178 && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==11)) && !(a13==1))) [L149] COND TRUE ((((( ((178 < a12) && (395 >= a12)) && a23 <= 95 ) && (a26==1)) && (a1==2)) && (a19==9)) && !(a13==1)) [L150] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 1120 locations, 1 error locations. UNKNOWN Result, 0.9s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.8s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, 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/Problem13_label59_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-08-08_10-51-39-517.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem13_label59_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-08-08_10-51-39-517.csv Received shutdown request...