java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem19_label43_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 12:40:13,800 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 12:40:13,802 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 12:40:13,813 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 12:40:13,813 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 12:40:13,814 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 12:40:13,816 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 12:40:13,817 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 12:40:13,819 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 12:40:13,820 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 12:40:13,821 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 12:40:13,823 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 12:40:13,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 12:40:13,825 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 12:40:13,830 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 12:40:13,831 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 12:40:13,832 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 12:40:13,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 12:40:13,840 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 12:40:13,842 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 12:40:13,846 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 12:40:13,848 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 12:40:13,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 12:40:13,851 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 12:40:13,852 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 12:40:13,853 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 12:40:13,854 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 12:40:13,857 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 12:40:13,858 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 12:40:13,859 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 12:40:13,859 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 12:40:13,860 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-24 12:40:13,860 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-24 12:40:13,862 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-24 12:40:13,863 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-24 12:40:13,864 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-24 12:40:13,866 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 [2018-07-24 12:40:13,892 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 12:40:13,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 12:40:13,893 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 12:40:13,893 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-24 12:40:13,895 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-24 12:40:13,895 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-24 12:40:13,895 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-24 12:40:13,895 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-24 12:40:13,896 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-24 12:40:13,896 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-24 12:40:13,896 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-24 12:40:13,897 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 12:40:13,897 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 12:40:13,897 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 12:40:13,898 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 12:40:13,898 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 12:40:13,898 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 12:40:13,898 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 12:40:13,898 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 12:40:13,899 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 12:40:13,899 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 12:40:13,899 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 12:40:13,899 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 12:40:13,899 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 12:40:13,900 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 12:40:13,900 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 12:40:13,900 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 12:40:13,900 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-07-24 12:40:13,900 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 12:40:13,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 12:40:13,901 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 12:40:13,901 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 12:40:13,901 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-24 12:40:13,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 12:40:13,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 12:40:13,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 12:40:13,995 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 12:40:13,996 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 12:40:13,997 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label43_false-unreach-call.c [2018-07-24 12:40:14,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889d74f10/379babf36e624b408d51389c095f4f97/FLAGdb40064ca [2018-07-24 12:40:14,885 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 12:40:14,885 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label43_false-unreach-call.c [2018-07-24 12:40:14,938 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889d74f10/379babf36e624b408d51389c095f4f97/FLAGdb40064ca [2018-07-24 12:40:14,961 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889d74f10/379babf36e624b408d51389c095f4f97 [2018-07-24 12:40:14,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 12:40:14,977 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 12:40:14,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 12:40:14,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 12:40:14,987 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 12:40:14,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 12:40:14" (1/1) ... [2018-07-24 12:40:14,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73387c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:14, skipping insertion in model container [2018-07-24 12:40:14,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 12:40:14" (1/1) ... [2018-07-24 12:40:15,440 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 12:40:17,361 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 12:40:17,382 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 12:40:18,548 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 12:40:19,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19 WrapperNode [2018-07-24 12:40:19,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 12:40:19,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 12:40:19,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 12:40:19,176 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 12:40:19,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:19,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:19,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 12:40:19,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 12:40:19,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 12:40:19,507 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 12:40:20,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:20,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:20,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:20,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:20,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:20,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:21,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (1/1) ... [2018-07-24 12:40:21,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 12:40:21,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 12:40:21,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 12:40:21,180 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 12:40:21,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (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 [2018-07-24 12:40:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-24 12:40:21,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-24 12:40:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output4 [2018-07-24 12:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output4 [2018-07-24 12:40:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 12:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 12:40:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output5 [2018-07-24 12:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output5 [2018-07-24 12:40:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-24 12:40:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-24 12:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output2 [2018-07-24 12:40:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output2 [2018-07-24 12:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output3 [2018-07-24 12:40:21,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output3 [2018-07-24 12:40:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output6 [2018-07-24 12:40:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output6 [2018-07-24 12:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output [2018-07-24 12:40:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output [2018-07-24 12:40:40,096 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 12:40:40,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 12:40:40 BoogieIcfgContainer [2018-07-24 12:40:40,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 12:40:40,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 12:40:40,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 12:40:40,101 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 12:40:40,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 12:40:14" (1/3) ... [2018-07-24 12:40:40,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595542ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 12:40:40, skipping insertion in model container [2018-07-24 12:40:40,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:40:19" (2/3) ... [2018-07-24 12:40:40,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595542ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 12:40:40, skipping insertion in model container [2018-07-24 12:40:40,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 12:40:40" (3/3) ... [2018-07-24 12:40:40,105 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label43_false-unreach-call.c [2018-07-24 12:40:40,114 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 12:40:40,125 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 12:40:40,193 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 12:40:40,193 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 12:40:40,194 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 12:40:40,194 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 12:40:40,194 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 12:40:40,194 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 12:40:40,194 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 12:40:40,194 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 12:40:40,195 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 12:40:40,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states. [2018-07-24 12:40:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-07-24 12:40:40,252 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:40:40,253 INFO L353 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] [2018-07-24 12:40:40,254 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:40:40,259 INFO L82 PathProgramCache]: Analyzing trace with hash 970894152, now seen corresponding path program 1 times [2018-07-24 12:40:40,262 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:40:40,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:40:40,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:40:40,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:40:40,309 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:40:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:40:40,723 WARN L169 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 12:40:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:40:40,842 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:40:40,842 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 12:40:40,843 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:40:40,855 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 12:40:40,878 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 12:40:40,879 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 12:40:40,882 INFO L87 Difference]: Start difference. First operand 1778 states. Second operand 3 states. [2018-07-24 12:41:04,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:41:04,039 INFO L93 Difference]: Finished difference Result 5041 states and 9511 transitions. [2018-07-24 12:41:04,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 12:41:04,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-07-24 12:41:04,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:41:04,099 INFO L225 Difference]: With dead ends: 5041 [2018-07-24 12:41:04,100 INFO L226 Difference]: Without dead ends: 3261 [2018-07-24 12:41:04,113 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 12:41:04,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3261 states. [2018-07-24 12:41:04,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3261 to 3208. [2018-07-24 12:41:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3208 states. [2018-07-24 12:41:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 3208 states and 6014 transitions. [2018-07-24 12:41:04,303 INFO L78 Accepts]: Start accepts. Automaton has 3208 states and 6014 transitions. Word has length 29 [2018-07-24 12:41:04,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:41:04,306 INFO L471 AbstractCegarLoop]: Abstraction has 3208 states and 6014 transitions. [2018-07-24 12:41:04,306 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 12:41:04,306 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 6014 transitions. [2018-07-24 12:41:04,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-07-24 12:41:04,314 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:41:04,315 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 12:41:04,317 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:41:04,317 INFO L82 PathProgramCache]: Analyzing trace with hash -476119032, now seen corresponding path program 1 times [2018-07-24 12:41:04,317 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:41:04,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:41:04,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:41:04,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:41:04,320 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:41:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:41:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:41:04,911 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:41:04,911 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 12:41:04,912 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:41:04,914 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 12:41:04,914 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 12:41:04,915 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-07-24 12:41:04,915 INFO L87 Difference]: Start difference. First operand 3208 states and 6014 transitions. Second operand 6 states. [2018-07-24 12:41:58,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:41:58,925 INFO L93 Difference]: Finished difference Result 12538 states and 23996 transitions. [2018-07-24 12:41:58,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-07-24 12:41:58,925 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 105 [2018-07-24 12:41:58,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:41:58,978 INFO L225 Difference]: With dead ends: 12538 [2018-07-24 12:41:58,978 INFO L226 Difference]: Without dead ends: 9336 [2018-07-24 12:41:58,991 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-07-24 12:41:59,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9336 states. [2018-07-24 12:41:59,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9336 to 9286. [2018-07-24 12:41:59,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9286 states. [2018-07-24 12:41:59,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9286 states to 9286 states and 13841 transitions. [2018-07-24 12:41:59,270 INFO L78 Accepts]: Start accepts. Automaton has 9286 states and 13841 transitions. Word has length 105 [2018-07-24 12:41:59,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:41:59,271 INFO L471 AbstractCegarLoop]: Abstraction has 9286 states and 13841 transitions. [2018-07-24 12:41:59,271 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 12:41:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 9286 states and 13841 transitions. [2018-07-24 12:41:59,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-07-24 12:41:59,282 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:41:59,284 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 12:41:59,284 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:41:59,285 INFO L82 PathProgramCache]: Analyzing trace with hash -201208044, now seen corresponding path program 1 times [2018-07-24 12:41:59,285 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:41:59,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:41:59,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:41:59,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:41:59,287 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:41:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:41:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:41:59,673 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:41:59,673 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 12:41:59,673 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:41:59,674 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 12:41:59,674 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 12:41:59,674 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-07-24 12:41:59,674 INFO L87 Difference]: Start difference. First operand 9286 states and 13841 transitions. Second operand 5 states. [2018-07-24 12:42:25,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:42:25,601 INFO L93 Difference]: Finished difference Result 28063 states and 42691 transitions. [2018-07-24 12:42:25,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-07-24 12:42:25,601 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2018-07-24 12:42:25,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:42:25,679 INFO L225 Difference]: With dead ends: 28063 [2018-07-24 12:42:25,679 INFO L226 Difference]: Without dead ends: 18783 [2018-07-24 12:42:25,708 INFO L573 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 [2018-07-24 12:42:25,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18783 states. [2018-07-24 12:42:26,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18783 to 18438. [2018-07-24 12:42:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18438 states. [2018-07-24 12:42:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18438 states to 18438 states and 26761 transitions. [2018-07-24 12:42:26,136 INFO L78 Accepts]: Start accepts. Automaton has 18438 states and 26761 transitions. Word has length 111 [2018-07-24 12:42:26,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:42:26,136 INFO L471 AbstractCegarLoop]: Abstraction has 18438 states and 26761 transitions. [2018-07-24 12:42:26,137 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 12:42:26,137 INFO L276 IsEmpty]: Start isEmpty. Operand 18438 states and 26761 transitions. [2018-07-24 12:42:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-07-24 12:42:26,144 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:42:26,144 INFO L353 BasicCegarLoop]: trace histogram [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, 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] [2018-07-24 12:42:26,145 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:42:26,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1375318382, now seen corresponding path program 1 times [2018-07-24 12:42:26,145 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:42:26,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:42:26,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:42:26,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:42:26,151 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:42:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:42:26,496 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 12:42:26,883 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 44 proven. 71 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-07-24 12:42:26,884 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 12:42:26,884 INFO L191 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 [2018-07-24 12:42:26,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:42:26,906 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 12:42:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:42:27,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 12:42:27,432 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-07-24 12:42:27,432 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 12:42:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 44 proven. 71 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-07-24 12:42:27,889 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 12:42:27,889 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 10 [2018-07-24 12:42:27,889 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:42:27,890 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 12:42:27,893 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 12:42:27,894 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-07-24 12:42:27,894 INFO L87 Difference]: Start difference. First operand 18438 states and 26761 transitions. Second operand 5 states. [2018-07-24 12:42:50,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:42:50,609 INFO L93 Difference]: Finished difference Result 52554 states and 80836 transitions. [2018-07-24 12:42:50,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 12:42:50,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 195 [2018-07-24 12:42:50,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:42:50,765 INFO L225 Difference]: With dead ends: 52554 [2018-07-24 12:42:50,766 INFO L226 Difference]: Without dead ends: 34122 [2018-07-24 12:42:50,827 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 384 SyntacticMatches, 4 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-07-24 12:42:50,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34122 states. [2018-07-24 12:42:51,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34122 to 33461. [2018-07-24 12:42:51,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33461 states. [2018-07-24 12:42:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33461 states to 33461 states and 49171 transitions. [2018-07-24 12:42:51,782 INFO L78 Accepts]: Start accepts. Automaton has 33461 states and 49171 transitions. Word has length 195 [2018-07-24 12:42:51,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:42:51,783 INFO L471 AbstractCegarLoop]: Abstraction has 33461 states and 49171 transitions. [2018-07-24 12:42:51,783 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 12:42:51,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33461 states and 49171 transitions. [2018-07-24 12:42:51,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-07-24 12:42:51,785 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:42:51,786 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 12:42:51,786 INFO L414 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:42:51,786 INFO L82 PathProgramCache]: Analyzing trace with hash -2053815832, now seen corresponding path program 1 times [2018-07-24 12:42:51,787 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:42:51,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:42:51,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:42:51,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:42:51,788 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:42:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:42:52,659 WARN L169 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-07-24 12:42:53,150 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2018-07-24 12:42:53,639 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:42:53,640 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:42:53,640 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-07-24 12:42:53,640 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:42:53,641 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 12:42:53,641 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 12:42:53,641 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-24 12:42:53,642 INFO L87 Difference]: Start difference. First operand 33461 states and 49171 transitions. Second operand 7 states. [2018-07-24 12:44:01,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:44:01,497 INFO L93 Difference]: Finished difference Result 95328 states and 163236 transitions. [2018-07-24 12:44:01,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-07-24 12:44:01,498 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 253 [2018-07-24 12:44:01,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:44:01,797 INFO L225 Difference]: With dead ends: 95328 [2018-07-24 12:44:01,797 INFO L226 Difference]: Without dead ends: 61873 [2018-07-24 12:44:01,927 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-07-24 12:44:01,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61873 states. [2018-07-24 12:44:04,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61873 to 58331. [2018-07-24 12:44:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58331 states. [2018-07-24 12:44:04,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58331 states to 58331 states and 82650 transitions. [2018-07-24 12:44:04,285 INFO L78 Accepts]: Start accepts. Automaton has 58331 states and 82650 transitions. Word has length 253 [2018-07-24 12:44:04,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:44:04,287 INFO L471 AbstractCegarLoop]: Abstraction has 58331 states and 82650 transitions. [2018-07-24 12:44:04,287 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 12:44:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 58331 states and 82650 transitions. [2018-07-24 12:44:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2018-07-24 12:44:04,301 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:44:04,302 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 12:44:04,302 INFO L414 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:44:04,302 INFO L82 PathProgramCache]: Analyzing trace with hash 616539175, now seen corresponding path program 1 times [2018-07-24 12:44:04,303 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:44:04,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:04,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:04,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:04,304 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:44:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:04,881 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 12:44:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-07-24 12:44:05,346 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 12:44:05,346 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 12:44:05,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:05,362 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 12:44:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:05,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 12:44:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:05,740 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 12:44:05,994 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:06,031 INFO L309 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-07-24 12:44:06,031 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-07-24 12:44:06,031 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:44:06,032 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 12:44:06,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 12:44:06,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-24 12:44:06,034 INFO L87 Difference]: Start difference. First operand 58331 states and 82650 transitions. Second operand 3 states. Received shutdown request... [2018-07-24 12:44:17,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 12:44:17,936 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-24 12:44:17,942 WARN L202 ceAbstractionStarter]: Timeout [2018-07-24 12:44:17,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 12:44:17 BoogieIcfgContainer [2018-07-24 12:44:17,942 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 12:44:17,943 INFO L168 Benchmark]: Toolchain (without parser) took 242966.97 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.2 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-07-24 12:44:17,944 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-07-24 12:44:17,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4195.42 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 216.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -123.2 MB). Peak memory consumption was 487.5 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:17,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.10 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:17,947 INFO L168 Benchmark]: Boogie Preprocessor took 1672.27 ms. Allocated memory was 1.7 GB in the beginning and 2.6 GB in the end (delta: 821.0 MB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -841.8 MB). Peak memory consumption was 128.5 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:17,948 INFO L168 Benchmark]: RCFGBuilder took 18917.03 ms. Allocated memory was 2.6 GB in the beginning and 2.9 GB in the end (delta: 308.3 MB). Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 232.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-07-24 12:44:17,949 INFO L168 Benchmark]: TraceAbstraction took 217844.71 ms. Allocated memory was 2.9 GB in the beginning and 3.8 GB in the end (delta: 899.2 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -450.3 MB). Peak memory consumption was 448.8 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:17,955 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 4195.42 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 216.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -123.2 MB). Peak memory consumption was 487.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 331.10 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 1672.27 ms. Allocated memory was 1.7 GB in the beginning and 2.6 GB in the end (delta: 821.0 MB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -841.8 MB). Peak memory consumption was 128.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18917.03 ms. Allocated memory was 2.6 GB in the beginning and 2.9 GB in the end (delta: 308.3 MB). Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 232.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 217844.71 ms. Allocated memory was 2.9 GB in the beginning and 3.8 GB in the end (delta: 899.2 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -450.3 MB). Peak memory consumption was 448.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 82). Cancelled while BasicCegarLoop was constructing difference of abstraction (58331states) and interpolant automaton (currently 3 states, 3 states before enhancement), while ReachableStatesComputation was computing reachable states (67744 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 1778 locations, 1 error locations. TIMEOUT Result, 217.7s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 206.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3548 SDtfs, 34938 SDslu, 3590 SDs, 0 SdLazy, 52240 SolverSat, 15068 SolverUnsat, 13 SolverUnknown, 0 SolverNotchecked, 187.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1478 GetRequests, 1428 SyntacticMatches, 11 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58331occurred 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: 4.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4651 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1920 NumberOfCodeBlocks, 1920 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2621 ConstructedInterpolants, 0 QuantifiedInterpolants, 2885712 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1110 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 332/492 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_label43_false-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_12-44-17-971.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label43_false-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_12-44-17-971.csv Completed graceful shutdown