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-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem19_label06_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-07 13:19:24,325 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-07 13:19:24,327 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-07 13:19:24,341 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-07 13:19:24,341 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-07 13:19:24,342 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-07 13:19:24,344 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-07 13:19:24,346 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-07 13:19:24,347 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-07 13:19:24,349 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-07 13:19:24,350 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-07 13:19:24,350 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-07 13:19:24,351 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-07 13:19:24,352 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-07 13:19:24,353 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-07 13:19:24,354 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-07 13:19:24,355 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-07 13:19:24,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-07 13:19:24,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-07 13:19:24,361 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-07 13:19:24,362 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-07 13:19:24,363 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-07 13:19:24,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-08-07 13:19:24,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-08-07 13:19:24,369 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-08-07 13:19:24,370 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-08-07 13:19:24,371 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-08-07 13:19:24,374 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-08-07 13:19:24,379 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-08-07 13:19:24,381 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-08-07 13:19:24,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-08-07 13:19:24,382 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-08-07 13:19:24,382 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-08-07 13:19:24,383 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-08-07 13:19:24,385 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-08-07 13:19:24,386 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-08-07 13:19:24,386 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-08-07 13:19:24,414 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-07 13:19:24,414 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-07 13:19:24,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-07 13:19:24,416 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-07 13:19:24,416 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-07 13:19:24,417 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-07 13:19:24,417 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-07 13:19:24,417 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-08-07 13:19:24,418 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-07 13:19:24,418 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-07 13:19:24,418 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-07 13:19:24,419 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-07 13:19:24,419 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-07 13:19:24,421 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-07 13:19:24,421 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-07 13:19:24,421 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-07 13:19:24,421 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-07 13:19:24,421 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-07 13:19:24,422 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-07 13:19:24,422 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-07 13:19:24,422 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-07 13:19:24,422 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-07 13:19:24,423 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-07 13:19:24,423 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-07 13:19:24,423 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-07 13:19:24,423 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-07 13:19:24,423 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-07 13:19:24,424 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-08-07 13:19:24,424 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-07 13:19:24,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-07 13:19:24,424 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-07 13:19:24,424 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-07 13:19:24,425 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-07 13:19:24,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-07 13:19:24,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-07 13:19:24,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-07 13:19:24,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-07 13:19:24,497 INFO L276 PluginConnector]: CDTParser initialized [2018-08-07 13:19:24,498 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label06_true-unreach-call.c [2018-08-07 13:19:24,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62765bf30/b14b001d257148f1a398d3b103494a82/FLAG66c8d55da [2018-08-07 13:19:25,487 INFO L276 CDTParser]: Found 1 translation units. [2018-08-07 13:19:25,488 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label06_true-unreach-call.c [2018-08-07 13:19:25,557 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62765bf30/b14b001d257148f1a398d3b103494a82/FLAG66c8d55da [2018-08-07 13:19:25,577 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62765bf30/b14b001d257148f1a398d3b103494a82 [2018-08-07 13:19:25,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-07 13:19:25,595 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-07 13:19:25,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-07 13:19:25,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-07 13:19:25,606 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-07 13:19:25,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 01:19:25" (1/1) ... [2018-08-07 13:19:25,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d213a6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:25, skipping insertion in model container [2018-08-07 13:19:25,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 01:19:25" (1/1) ... [2018-08-07 13:19:26,053 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-07 13:19:27,694 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 13:19:27,712 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-07 13:19:29,009 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 13:19:29,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29 WrapperNode [2018-08-07 13:19:29,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-07 13:19:29,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-07 13:19:29,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-07 13:19:29,674 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-07 13:19:29,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:29,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:30,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-07 13:19:30,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-07 13:19:30,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-07 13:19:30,038 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-07 13:19:31,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (1/1) ... [2018-08-07 13:19:31,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-07 13:19:31,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-07 13:19:31,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-07 13:19:31,876 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-07 13:19:31,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (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 [2018-08-07 13:19:31,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-07 13:19:31,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-07 13:19:31,955 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_output5 [2018-08-07 13:19:31,955 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_output5 [2018-08-07 13:19:31,955 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 [2018-08-07 13:19:31,956 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 [2018-08-07 13:19:31,956 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_output6 [2018-08-07 13:19:31,956 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_output6 [2018-08-07 13:19:31,956 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 [2018-08-07 13:19:31,956 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 [2018-08-07 13:19:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-07 13:19:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-07 13:19:31,957 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 [2018-08-07 13:19:31,958 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 [2018-08-07 13:19:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-07 13:19:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-07 13:19:31,959 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 [2018-08-07 13:19:31,959 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 [2018-08-07 13:19:56,901 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-07 13:19:56,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 01:19:56 BoogieIcfgContainer [2018-08-07 13:19:56,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-07 13:19:56,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-08-07 13:19:56,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-08-07 13:19:56,906 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-08-07 13:19:56,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 01:19:25" (1/3) ... [2018-08-07 13:19:56,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545b44de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 01:19:56, skipping insertion in model container [2018-08-07 13:19:56,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:19:29" (2/3) ... [2018-08-07 13:19:56,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545b44de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 01:19:56, skipping insertion in model container [2018-08-07 13:19:56,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 01:19:56" (3/3) ... [2018-08-07 13:19:56,910 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label06_true-unreach-call.c [2018-08-07 13:19:56,919 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-08-07 13:19:56,930 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-08-07 13:19:57,024 INFO L129 ementStrategyFactory]: Using default assertion order modulation [2018-08-07 13:19:57,024 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-08-07 13:19:57,025 INFO L382 AbstractCegarLoop]: Hoare is true [2018-08-07 13:19:57,025 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-08-07 13:19:57,025 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-08-07 13:19:57,025 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-08-07 13:19:57,025 INFO L386 AbstractCegarLoop]: Difference is false [2018-08-07 13:19:57,026 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-08-07 13:19:57,026 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-08-07 13:19:57,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states. [2018-08-07 13:19:57,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-08-07 13:19:57,085 INFO L368 BasicCegarLoop]: Found error trace [2018-08-07 13:19:57,086 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] [2018-08-07 13:19:57,087 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]=== [2018-08-07 13:19:57,092 INFO L82 PathProgramCache]: Analyzing trace with hash -745661000, now seen corresponding path program 1 times [2018-08-07 13:19:57,094 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-08-07 13:19:57,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:19:57,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:19:57,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:19:57,141 INFO L292 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-08-07 13:19:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:19:57,599 WARN L170 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-08-07 13:19:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:19:57,722 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-07 13:19:57,723 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-08-07 13:19:57,723 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-07 13:19:57,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-08-07 13:19:57,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-08-07 13:19:57,746 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-08-07 13:19:57,749 INFO L87 Difference]: Start difference. First operand 1778 states. Second operand 3 states. [2018-08-07 13:20:15,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-07 13:20:15,485 INFO L93 Difference]: Finished difference Result 4995 states and 9413 transitions. [2018-08-07 13:20:15,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-08-07 13:20:15,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-08-07 13:20:15,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-07 13:20:15,531 INFO L225 Difference]: With dead ends: 4995 [2018-08-07 13:20:15,531 INFO L226 Difference]: Without dead ends: 3215 [2018-08-07 13:20:15,546 INFO L603 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-08-07 13:20:15,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3215 states. [2018-08-07 13:20:15,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3215 to 3213. [2018-08-07 13:20:15,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3213 states. [2018-08-07 13:20:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 5833 transitions. [2018-08-07 13:20:15,745 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 5833 transitions. Word has length 61 [2018-08-07 13:20:15,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-07 13:20:15,746 INFO L480 AbstractCegarLoop]: Abstraction has 3213 states and 5833 transitions. [2018-08-07 13:20:15,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-08-07 13:20:15,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 5833 transitions. [2018-08-07 13:20:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-08-07 13:20:15,755 INFO L368 BasicCegarLoop]: Found error trace [2018-08-07 13:20:15,755 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-07 13:20:15,755 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-07 13:20:15,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1077539532, now seen corresponding path program 1 times [2018-08-07 13:20:15,756 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-08-07 13:20:15,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:20:15,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:20:15,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:20:15,758 INFO L292 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-08-07 13:20:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:20:16,332 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:20:16,332 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-07 13:20:16,333 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-08-07 13:20:16,333 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-07 13:20:16,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-08-07 13:20:16,335 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-08-07 13:20:16,335 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-08-07 13:20:16,336 INFO L87 Difference]: Start difference. First operand 3213 states and 5833 transitions. Second operand 6 states. [2018-08-07 13:20:51,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-07 13:20:51,421 INFO L93 Difference]: Finished difference Result 9717 states and 17679 transitions. [2018-08-07 13:20:51,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-08-07 13:20:51,422 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2018-08-07 13:20:51,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-07 13:20:51,470 INFO L225 Difference]: With dead ends: 9717 [2018-08-07 13:20:51,471 INFO L226 Difference]: Without dead ends: 6510 [2018-08-07 13:20:51,482 INFO L603 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-08-07 13:20:51,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6510 states. [2018-08-07 13:20:51,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6510 to 6349. [2018-08-07 13:20:51,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6349 states. [2018-08-07 13:20:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6349 states to 6349 states and 9904 transitions. [2018-08-07 13:20:51,660 INFO L78 Accepts]: Start accepts. Automaton has 6349 states and 9904 transitions. Word has length 135 [2018-08-07 13:20:51,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-07 13:20:51,661 INFO L480 AbstractCegarLoop]: Abstraction has 6349 states and 9904 transitions. [2018-08-07 13:20:51,661 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-08-07 13:20:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 6349 states and 9904 transitions. [2018-08-07 13:20:51,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-08-07 13:20:51,667 INFO L368 BasicCegarLoop]: Found error trace [2018-08-07 13:20:51,667 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-07 13:20:51,667 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-07 13:20:51,668 INFO L82 PathProgramCache]: Analyzing trace with hash 693470492, now seen corresponding path program 1 times [2018-08-07 13:20:51,668 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-08-07 13:20:51,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:20:51,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:20:51,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:20:51,669 INFO L292 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-08-07 13:20:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:20:51,928 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:20:51,928 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-07 13:20:51,928 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-08-07 13:20:51,928 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-07 13:20:51,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-08-07 13:20:51,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-08-07 13:20:51,930 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-08-07 13:20:51,931 INFO L87 Difference]: Start difference. First operand 6349 states and 9904 transitions. Second operand 6 states. [2018-08-07 13:21:11,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-07 13:21:11,470 INFO L93 Difference]: Finished difference Result 17285 states and 26857 transitions. [2018-08-07 13:21:11,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-08-07 13:21:11,480 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-08-07 13:21:11,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-07 13:21:11,539 INFO L225 Difference]: With dead ends: 17285 [2018-08-07 13:21:11,539 INFO L226 Difference]: Without dead ends: 10942 [2018-08-07 13:21:11,561 INFO L603 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-08-07 13:21:11,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10942 states. [2018-08-07 13:21:11,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10942 to 10812. [2018-08-07 13:21:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10812 states. [2018-08-07 13:21:11,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10812 states to 10812 states and 15858 transitions. [2018-08-07 13:21:11,855 INFO L78 Accepts]: Start accepts. Automaton has 10812 states and 15858 transitions. Word has length 140 [2018-08-07 13:21:11,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-07 13:21:11,856 INFO L480 AbstractCegarLoop]: Abstraction has 10812 states and 15858 transitions. [2018-08-07 13:21:11,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-08-07 13:21:11,856 INFO L276 IsEmpty]: Start isEmpty. Operand 10812 states and 15858 transitions. [2018-08-07 13:21:11,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-08-07 13:21:11,862 INFO L368 BasicCegarLoop]: Found error trace [2018-08-07 13:21:11,862 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-07 13:21:11,863 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-07 13:21:11,863 INFO L82 PathProgramCache]: Analyzing trace with hash -165828284, now seen corresponding path program 1 times [2018-08-07 13:21:11,863 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-08-07 13:21:11,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:21:11,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:21:11,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:21:11,865 INFO L292 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-08-07 13:21:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:21:12,213 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:21:12,213 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-07 13:21:12,213 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-08-07 13:21:12,213 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-07 13:21:12,215 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-08-07 13:21:12,215 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-08-07 13:21:12,215 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-08-07 13:21:12,215 INFO L87 Difference]: Start difference. First operand 10812 states and 15858 transitions. Second operand 5 states. [2018-08-07 13:21:37,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-07 13:21:37,342 INFO L93 Difference]: Finished difference Result 32576 states and 48548 transitions. [2018-08-07 13:21:37,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-08-07 13:21:37,344 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 143 [2018-08-07 13:21:37,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-07 13:21:37,435 INFO L225 Difference]: With dead ends: 32576 [2018-08-07 13:21:37,436 INFO L226 Difference]: Without dead ends: 21770 [2018-08-07 13:21:37,477 INFO L603 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-08-07 13:21:37,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21770 states. [2018-08-07 13:21:37,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21770 to 21446. [2018-08-07 13:21:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21446 states. [2018-08-07 13:21:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21446 states to 21446 states and 30120 transitions. [2018-08-07 13:21:37,940 INFO L78 Accepts]: Start accepts. Automaton has 21446 states and 30120 transitions. Word has length 143 [2018-08-07 13:21:37,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-07 13:21:37,940 INFO L480 AbstractCegarLoop]: Abstraction has 21446 states and 30120 transitions. [2018-08-07 13:21:37,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-08-07 13:21:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 21446 states and 30120 transitions. [2018-08-07 13:21:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-08-07 13:21:37,947 INFO L368 BasicCegarLoop]: Found error trace [2018-08-07 13:21:37,947 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-07 13:21:37,947 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-07 13:21:37,948 INFO L82 PathProgramCache]: Analyzing trace with hash 569504518, now seen corresponding path program 1 times [2018-08-07 13:21:37,948 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-08-07 13:21:37,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:21:37,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:21:37,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:21:37,949 INFO L292 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-08-07 13:21:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:21:38,530 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:21:38,530 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-07 13:21:38,531 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-08-07 13:21:38,531 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-07 13:21:38,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-08-07 13:21:38,532 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-08-07 13:21:38,532 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-08-07 13:21:38,532 INFO L87 Difference]: Start difference. First operand 21446 states and 30120 transitions. Second operand 6 states. [2018-08-07 13:22:25,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-07 13:22:25,065 INFO L93 Difference]: Finished difference Result 78185 states and 121134 transitions. [2018-08-07 13:22:25,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-08-07 13:22:25,076 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-08-07 13:22:25,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-07 13:22:25,306 INFO L225 Difference]: With dead ends: 78185 [2018-08-07 13:22:25,306 INFO L226 Difference]: Without dead ends: 56745 [2018-08-07 13:22:25,397 INFO L603 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-08-07 13:22:25,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56745 states. [2018-08-07 13:22:26,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56745 to 56409. [2018-08-07 13:22:26,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56409 states. [2018-08-07 13:22:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56409 states to 56409 states and 77851 transitions. [2018-08-07 13:22:26,652 INFO L78 Accepts]: Start accepts. Automaton has 56409 states and 77851 transitions. Word has length 170 [2018-08-07 13:22:26,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-07 13:22:26,652 INFO L480 AbstractCegarLoop]: Abstraction has 56409 states and 77851 transitions. [2018-08-07 13:22:26,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-08-07 13:22:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 56409 states and 77851 transitions. [2018-08-07 13:22:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 735 [2018-08-07 13:22:26,679 INFO L368 BasicCegarLoop]: Found error trace [2018-08-07 13:22:26,680 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-07 13:22:26,680 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-07 13:22:26,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1167696402, now seen corresponding path program 1 times [2018-08-07 13:22:26,681 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-08-07 13:22:26,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:22:26,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:22:26,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-08-07 13:22:26,682 INFO L292 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-08-07 13:22:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:22:27,848 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:22:27,848 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-08-07 13:22:27,848 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-08-07 13:22:27,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:22:27,857 INFO L292 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-08-07 13:22:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:22:28,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-08-07 13:22:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:22:29,453 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-08-07 13:22:29,612 WARN L170 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-08-07 13:22:29,715 WARN L170 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-08-07 13:22:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:22:30,332 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-08-07 13:22:30,332 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-08-07 13:22:30,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-08-07 13:22:30,359 INFO L292 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-08-07 13:22:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-08-07 13:22:30,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-08-07 13:22:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-08-07 13:22:31,219 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-08-07 13:22:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (3)] Exception during sending of exit command (exit): Broken pipe [2018-08-07 13:22:32,307 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-08-07 13:22:32,308 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 11 [2018-08-07 13:22:32,308 INFO L255 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-08-07 13:22:32,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-08-07 13:22:32,310 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-08-07 13:22:32,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-08-07 13:22:32,311 INFO L87 Difference]: Start difference. First operand 56409 states and 77851 transitions. Second operand 9 states. Received shutdown request... [2018-08-07 13:23:24,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-08-07 13:23:24,068 WARN L549 AbstractCegarLoop]: Verification canceled [2018-08-07 13:23:24,073 WARN L202 ceAbstractionStarter]: Timeout [2018-08-07 13:23:24,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 01:23:24 BoogieIcfgContainer [2018-08-07 13:23:24,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-08-07 13:23:24,075 INFO L168 Benchmark]: Toolchain (without parser) took 238482.77 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 841.0 MB. Max. memory is 7.1 GB. [2018-08-07 13:23:24,076 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-08-07 13:23:24,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4076.60 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 194.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -117.0 MB). Peak memory consumption was 489.4 MB. Max. memory is 7.1 GB. [2018-08-07 13:23:24,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 363.68 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 7.1 GB. [2018-08-07 13:23:24,078 INFO L168 Benchmark]: Boogie Preprocessor took 1837.62 ms. Allocated memory was 1.7 GB in the beginning and 2.6 GB in the end (delta: 862.5 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -865.1 MB). Peak memory consumption was 126.6 MB. Max. memory is 7.1 GB. [2018-08-07 13:23:24,079 INFO L168 Benchmark]: RCFGBuilder took 25026.56 ms. Allocated memory was 2.6 GB in the beginning and 2.8 GB in the end (delta: 229.1 MB). Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 280.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-08-07 13:23:24,080 INFO L168 Benchmark]: TraceAbstraction took 207171.16 ms. Allocated memory was 2.8 GB in the beginning and 3.8 GB in the end (delta: 1.0 GB). Free memory was 2.0 GB in the beginning and 2.8 GB in the end (delta: -819.0 MB). Peak memory consumption was 195.5 MB. Max. memory is 7.1 GB. [2018-08-07 13:23:24,086 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4076.60 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 194.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -117.0 MB). Peak memory consumption was 489.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 363.68 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 1837.62 ms. Allocated memory was 1.7 GB in the beginning and 2.6 GB in the end (delta: 862.5 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -865.1 MB). Peak memory consumption was 126.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 25026.56 ms. Allocated memory was 2.6 GB in the beginning and 2.8 GB in the end (delta: 229.1 MB). Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 280.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 207171.16 ms. Allocated memory was 2.8 GB in the beginning and 3.8 GB in the end (delta: 1.0 GB). Free memory was 2.0 GB in the beginning and 2.8 GB in the end (delta: -819.0 MB). Peak memory consumption was 195.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 178]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 178). Cancelled while BasicCegarLoop was constructing difference of abstraction (56409states) and FLOYD_HOARE automaton (currently 20 states, 9 states before enhancement), while ReachableStatesComputation was computing reachable states (229827 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 1778 locations, 1 error locations. TIMEOUT Result, 207.0s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 196.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3606 SDtfs, 40033 SDslu, 6061 SDs, 0 SdLazy, 72436 SolverSat, 17194 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 173.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3007 GetRequests, 2947 SyntacticMatches, 8 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56409occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 953 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 2851 NumberOfCodeBlocks, 2851 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 4309 ConstructedInterpolants, 0 QuantifiedInterpolants, 4442799 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1978 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 1141/1151 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label06_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-08-07_13-23-24-102.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label06_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-08-07_13-23-24-102.csv Completed graceful shutdown