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/Problem11_label44_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 14:02:41,101 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 14:02:41,103 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 14:02:41,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 14:02:41,115 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 14:02:41,117 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 14:02:41,118 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 14:02:41,120 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 14:02:41,121 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 14:02:41,122 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 14:02:41,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 14:02:41,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 14:02:41,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 14:02:41,126 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 14:02:41,127 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 14:02:41,128 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 14:02:41,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 14:02:41,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 14:02:41,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 14:02:41,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 14:02:41,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 14:02:41,137 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 14:02:41,140 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 14:02:41,140 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 14:02:41,140 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 14:02:41,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 14:02:41,143 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 14:02:41,143 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 14:02:41,144 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 14:02:41,149 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 14:02:41,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 14:02:41,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-24 14:02:41,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-24 14:02:41,151 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-24 14:02:41,152 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-24 14:02:41,155 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-24 14:02:41,155 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 14:02:41,185 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 14:02:41,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 14:02:41,187 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 14:02:41,187 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-24 14:02:41,187 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-24 14:02:41,188 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-24 14:02:41,188 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-24 14:02:41,188 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-24 14:02:41,189 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-24 14:02:41,189 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-24 14:02:41,189 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-24 14:02:41,190 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 14:02:41,190 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 14:02:41,190 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 14:02:41,190 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 14:02:41,191 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 14:02:41,191 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 14:02:41,191 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 14:02:41,191 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 14:02:41,192 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 14:02:41,192 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 14:02:41,193 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 14:02:41,193 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 14:02:41,193 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 14:02:41,193 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 14:02:41,193 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 14:02:41,194 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 14:02:41,194 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-07-24 14:02:41,194 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 14:02:41,194 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 14:02:41,194 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 14:02:41,195 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 14:02:41,195 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-24 14:02:41,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 14:02:41,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 14:02:41,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 14:02:41,282 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 14:02:41,283 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 14:02:41,284 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label44_true-unreach-call.c [2018-07-24 14:02:41,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd4eb7ef/4a52ef86383b462081164a5336b332cf/FLAGe8bd717c1 [2018-07-24 14:02:41,961 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 14:02:41,962 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label44_true-unreach-call.c [2018-07-24 14:02:41,984 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd4eb7ef/4a52ef86383b462081164a5336b332cf/FLAGe8bd717c1 [2018-07-24 14:02:42,008 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd4eb7ef/4a52ef86383b462081164a5336b332cf [2018-07-24 14:02:42,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 14:02:42,025 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 14:02:42,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 14:02:42,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 14:02:42,035 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 14:02:42,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:42,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c5d332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42, skipping insertion in model container [2018-07-24 14:02:42,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:42,309 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 14:02:42,682 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 14:02:42,699 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 14:02:42,913 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 14:02:42,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42 WrapperNode [2018-07-24 14:02:42,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 14:02:42,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 14:02:42,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 14:02:42,995 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 14:02:43,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 14:02:43,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 14:02:43,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 14:02:43,171 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 14:02:43,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (1/1) ... [2018-07-24 14:02:43,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 14:02:43,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 14:02:43,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 14:02:43,555 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 14:02:43,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (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 14:02:43,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-24 14:02:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-24 14:02:43,626 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 [2018-07-24 14:02:43,626 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 [2018-07-24 14:02:43,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 14:02:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 14:02:43,627 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-24 14:02:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-24 14:02:49,018 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 14:02:49,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 02:02:49 BoogieIcfgContainer [2018-07-24 14:02:49,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 14:02:49,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 14:02:49,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 14:02:49,027 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 14:02:49,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 02:02:42" (1/3) ... [2018-07-24 14:02:49,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f630fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 02:02:49, skipping insertion in model container [2018-07-24 14:02:49,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:02:42" (2/3) ... [2018-07-24 14:02:49,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f630fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 02:02:49, skipping insertion in model container [2018-07-24 14:02:49,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 02:02:49" (3/3) ... [2018-07-24 14:02:49,031 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label44_true-unreach-call.c [2018-07-24 14:02:49,041 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 14:02:49,049 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 14:02:49,101 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 14:02:49,102 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 14:02:49,104 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 14:02:49,104 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 14:02:49,104 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 14:02:49,104 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 14:02:49,104 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 14:02:49,104 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 14:02:49,105 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 14:02:49,134 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-07-24 14:02:49,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-07-24 14:02:49,142 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:02:49,143 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, 1, 1, 1, 1] [2018-07-24 14:02:49,144 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:02:49,149 INFO L82 PathProgramCache]: Analyzing trace with hash -889068935, now seen corresponding path program 1 times [2018-07-24 14:02:49,152 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:02:49,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:02:49,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:02:49,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:02:49,201 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:02:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:02:49,647 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 14:02:49,650 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:02:49,650 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 14:02:49,650 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:02:49,657 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 14:02:49,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 14:02:49,670 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:02:49,673 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 4 states. [2018-07-24 14:02:52,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:02:52,883 INFO L93 Difference]: Finished difference Result 996 states and 1776 transitions. [2018-07-24 14:02:52,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 14:02:52,885 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2018-07-24 14:02:52,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:02:52,923 INFO L225 Difference]: With dead ends: 996 [2018-07-24 14:02:52,923 INFO L226 Difference]: Without dead ends: 697 [2018-07-24 14:02:52,931 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:02:52,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2018-07-24 14:02:53,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 481. [2018-07-24 14:02:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2018-07-24 14:02:53,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 742 transitions. [2018-07-24 14:02:53,022 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 742 transitions. Word has length 33 [2018-07-24 14:02:53,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:02:53,023 INFO L471 AbstractCegarLoop]: Abstraction has 481 states and 742 transitions. [2018-07-24 14:02:53,023 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 14:02:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 742 transitions. [2018-07-24 14:02:53,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-07-24 14:02:53,028 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:02:53,029 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, 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] [2018-07-24 14:02:53,029 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:02:53,029 INFO L82 PathProgramCache]: Analyzing trace with hash 337985131, now seen corresponding path program 1 times [2018-07-24 14:02:53,030 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:02:53,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:02:53,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:02:53,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:02:53,031 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:02:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:02:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:02:53,471 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:02:53,471 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 14:02:53,471 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:02:53,473 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 14:02:53,473 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 14:02:53,474 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 14:02:53,474 INFO L87 Difference]: Start difference. First operand 481 states and 742 transitions. Second operand 6 states. [2018-07-24 14:02:57,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:02:57,676 INFO L93 Difference]: Finished difference Result 1725 states and 2777 transitions. [2018-07-24 14:02:57,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 14:02:57,681 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 106 [2018-07-24 14:02:57,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:02:57,694 INFO L225 Difference]: With dead ends: 1725 [2018-07-24 14:02:57,694 INFO L226 Difference]: Without dead ends: 1250 [2018-07-24 14:02:57,700 INFO L573 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 [2018-07-24 14:02:57,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1250 states. [2018-07-24 14:02:57,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1250 to 1231. [2018-07-24 14:02:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1231 states. [2018-07-24 14:02:57,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1812 transitions. [2018-07-24 14:02:57,775 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1812 transitions. Word has length 106 [2018-07-24 14:02:57,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:02:57,775 INFO L471 AbstractCegarLoop]: Abstraction has 1231 states and 1812 transitions. [2018-07-24 14:02:57,775 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 14:02:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1812 transitions. [2018-07-24 14:02:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-07-24 14:02:57,784 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:02:57,785 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, 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] [2018-07-24 14:02:57,785 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:02:57,785 INFO L82 PathProgramCache]: Analyzing trace with hash 375100500, now seen corresponding path program 1 times [2018-07-24 14:02:57,785 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:02:57,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:02:57,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:02:57,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:02:57,787 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:02:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:02:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:02:58,397 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:02:58,397 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-07-24 14:02:58,397 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:02:58,397 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 14:02:58,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 14:02:58,398 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-24 14:02:58,398 INFO L87 Difference]: Start difference. First operand 1231 states and 1812 transitions. Second operand 7 states. [2018-07-24 14:03:07,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:03:07,731 INFO L93 Difference]: Finished difference Result 3656 states and 5587 transitions. [2018-07-24 14:03:07,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-07-24 14:03:07,735 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 107 [2018-07-24 14:03:07,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:03:07,754 INFO L225 Difference]: With dead ends: 3656 [2018-07-24 14:03:07,755 INFO L226 Difference]: Without dead ends: 2431 [2018-07-24 14:03:07,766 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-07-24 14:03:07,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2018-07-24 14:03:07,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 2145. [2018-07-24 14:03:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2145 states. [2018-07-24 14:03:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 2145 states and 2931 transitions. [2018-07-24 14:03:07,853 INFO L78 Accepts]: Start accepts. Automaton has 2145 states and 2931 transitions. Word has length 107 [2018-07-24 14:03:07,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:03:07,854 INFO L471 AbstractCegarLoop]: Abstraction has 2145 states and 2931 transitions. [2018-07-24 14:03:07,854 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 14:03:07,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2931 transitions. [2018-07-24 14:03:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-07-24 14:03:07,857 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:03:07,858 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, 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] [2018-07-24 14:03:07,858 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:03:07,858 INFO L82 PathProgramCache]: Analyzing trace with hash 743355345, now seen corresponding path program 1 times [2018-07-24 14:03:07,859 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:03:07,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:07,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:07,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:07,860 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:03:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-07-24 14:03:08,276 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:03:08,276 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 14:03:08,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:08,287 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:03:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:08,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:03:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-07-24 14:03:08,634 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:03:09,218 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-07-24 14:03:09,252 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:03:09,252 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 4] total 7 [2018-07-24 14:03:09,252 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:03:09,253 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 14:03:09,253 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 14:03:09,253 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-07-24 14:03:09,254 INFO L87 Difference]: Start difference. First operand 2145 states and 2931 transitions. Second operand 4 states. [2018-07-24 14:03:11,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:03:11,625 INFO L93 Difference]: Finished difference Result 5079 states and 7256 transitions. [2018-07-24 14:03:11,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 14:03:11,632 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 150 [2018-07-24 14:03:11,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:03:11,652 INFO L225 Difference]: With dead ends: 5079 [2018-07-24 14:03:11,652 INFO L226 Difference]: Without dead ends: 2940 [2018-07-24 14:03:11,663 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-07-24 14:03:11,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2940 states. [2018-07-24 14:03:11,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2940 to 2924. [2018-07-24 14:03:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2924 states. [2018-07-24 14:03:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 3905 transitions. [2018-07-24 14:03:11,749 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 3905 transitions. Word has length 150 [2018-07-24 14:03:11,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:03:11,749 INFO L471 AbstractCegarLoop]: Abstraction has 2924 states and 3905 transitions. [2018-07-24 14:03:11,750 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 14:03:11,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 3905 transitions. [2018-07-24 14:03:11,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-07-24 14:03:11,755 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:03:11,755 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, 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] [2018-07-24 14:03:11,756 INFO L414 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:03:11,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1471774269, now seen corresponding path program 1 times [2018-07-24 14:03:11,757 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:03:11,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:11,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:11,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:11,758 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:03:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:03:12,009 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:03:12,009 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 14:03:12,009 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:03:12,010 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 14:03:12,010 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 14:03:12,010 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:03:12,010 INFO L87 Difference]: Start difference. First operand 2924 states and 3905 transitions. Second operand 4 states. [2018-07-24 14:03:15,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:03:15,567 INFO L93 Difference]: Finished difference Result 7854 states and 11018 transitions. [2018-07-24 14:03:15,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 14:03:15,569 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2018-07-24 14:03:15,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:03:15,596 INFO L225 Difference]: With dead ends: 7854 [2018-07-24 14:03:15,597 INFO L226 Difference]: Without dead ends: 4936 [2018-07-24 14:03:15,614 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:03:15,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4936 states. [2018-07-24 14:03:15,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4936 to 4722. [2018-07-24 14:03:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4722 states. [2018-07-24 14:03:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 4722 states and 6411 transitions. [2018-07-24 14:03:15,730 INFO L78 Accepts]: Start accepts. Automaton has 4722 states and 6411 transitions. Word has length 165 [2018-07-24 14:03:15,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:03:15,731 INFO L471 AbstractCegarLoop]: Abstraction has 4722 states and 6411 transitions. [2018-07-24 14:03:15,731 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 14:03:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 4722 states and 6411 transitions. [2018-07-24 14:03:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-07-24 14:03:15,736 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:03:15,736 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:15,736 INFO L414 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:03:15,737 INFO L82 PathProgramCache]: Analyzing trace with hash -580003924, now seen corresponding path program 1 times [2018-07-24 14:03:15,737 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:03:15,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:15,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:15,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:15,738 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:03:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:16,289 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-24 14:03:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-07-24 14:03:16,419 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:03:16,419 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 14:03:16,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:16,433 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:03:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:16,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:03:18,673 WARN L1032 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_1 Int)) (let ((.cse1 (* 9 v_prenex_1))) (let ((.cse2 (div .cse1 10))) (let ((.cse0 (mod (+ .cse2 30) 90))) (and (not (= 0 .cse0)) (not (= (mod .cse1 10) 0)) (<= (+ c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 42) .cse0) (< .cse1 0) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_1) (< (+ .cse2 58980) 0)))))) (exists ((v_prenex_3 Int)) (let ((.cse4 (* 9 v_prenex_3))) (let ((.cse3 (div .cse4 10))) (and (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_3) (<= 0 (+ .cse3 58979)) (<= 0 .cse4) (<= c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 (+ (mod (+ .cse3 29) 90) 48)))))) (exists ((v_prenex_2 Int)) (let ((.cse6 (* 9 v_prenex_2))) (let ((.cse7 (div .cse6 10))) (let ((.cse5 (mod (+ .cse7 29) 90))) (and (not (= .cse5 0)) (= (mod .cse6 10) 0) (< (+ .cse7 58979) 0) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_2) (<= (+ c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 42) .cse5)))))) (exists ((v_prenex_4 Int)) (let ((.cse9 (* 9 v_prenex_4))) (let ((.cse8 (mod (+ (div .cse9 10) 29) 90))) (and (<= c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 (+ .cse8 48)) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_4) (= .cse8 0) (= (mod .cse9 10) 0))))) (exists ((v_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0_486 Int)) (let ((.cse10 (* 9 v_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0_486))) (let ((.cse11 (mod (+ (div .cse10 10) 29) 90))) (and (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0_486) (<= 0 .cse10) (<= c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 (+ .cse11 48)) (= .cse11 0))))) (exists ((v_prenex_5 Int)) (let ((.cse13 (* 9 v_prenex_5))) (let ((.cse12 (div .cse13 10))) (and (<= c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 (+ (mod (+ .cse12 29) 90) 48)) (<= 0 (+ .cse12 58979)) (= (mod .cse13 10) 0) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_5))))) (exists ((v_prenex_7 Int)) (let ((.cse14 (* 9 v_prenex_7))) (let ((.cse15 (div .cse14 10))) (let ((.cse16 (mod (+ .cse15 29) 90))) (and (<= 0 .cse14) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_7) (< (+ .cse15 58979) 0) (<= (+ c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 42) .cse16) (not (= .cse16 0))))))) (exists ((v_prenex_6 Int)) (let ((.cse17 (* 9 v_prenex_6))) (let ((.cse18 (mod (+ (div .cse17 10) 30) 90))) (and (< .cse17 0) (not (= (mod .cse17 10) 0)) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_6) (= 0 .cse18) (<= c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 (+ .cse18 48)))))) (exists ((v_prenex_8 Int)) (let ((.cse19 (* 9 v_prenex_8))) (let ((.cse20 (div .cse19 10))) (and (not (= (mod .cse19 10) 0)) (<= 0 (+ .cse20 58980)) (<= c_~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 (+ (mod (+ .cse20 30) 90) 48)) (<= |c_old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| v_prenex_8) (< .cse19 0)))))) is different from true [2018-07-24 14:03:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 71 trivial. 2 not checked. [2018-07-24 14:03:19,971 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:03:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-07-24 14:03:20,377 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:03:20,377 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 9 [2018-07-24 14:03:20,377 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:03:20,378 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:03:20,378 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:03:20,378 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=41, Unknown=1, NotChecked=12, Total=72 [2018-07-24 14:03:20,379 INFO L87 Difference]: Start difference. First operand 4722 states and 6411 transitions. Second operand 3 states. [2018-07-24 14:03:22,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:03:22,081 INFO L93 Difference]: Finished difference Result 11766 states and 16976 transitions. [2018-07-24 14:03:22,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:03:22,082 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2018-07-24 14:03:22,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:03:22,118 INFO L225 Difference]: With dead ends: 11766 [2018-07-24 14:03:22,118 INFO L226 Difference]: Without dead ends: 7050 [2018-07-24 14:03:22,148 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 458 GetRequests, 446 SyntacticMatches, 5 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=18, Invalid=41, Unknown=1, NotChecked=12, Total=72 [2018-07-24 14:03:22,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7050 states. [2018-07-24 14:03:22,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7050 to 6885. [2018-07-24 14:03:22,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6885 states. [2018-07-24 14:03:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 6885 states and 9570 transitions. [2018-07-24 14:03:22,339 INFO L78 Accepts]: Start accepts. Automaton has 6885 states and 9570 transitions. Word has length 224 [2018-07-24 14:03:22,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:03:22,339 INFO L471 AbstractCegarLoop]: Abstraction has 6885 states and 9570 transitions. [2018-07-24 14:03:22,340 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:03:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 6885 states and 9570 transitions. [2018-07-24 14:03:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-07-24 14:03:22,354 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:03:22,354 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:22,355 INFO L414 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:03:22,355 INFO L82 PathProgramCache]: Analyzing trace with hash -2081573900, now seen corresponding path program 1 times [2018-07-24 14:03:22,355 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:03:22,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:22,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:22,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:22,364 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:03:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-07-24 14:03:22,914 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:03:22,914 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 14:03:22,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:22,924 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:03:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:23,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:03:27,123 WARN L169 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2018-07-24 14:03:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-07-24 14:03:27,296 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:03:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-07-24 14:03:27,646 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:03:27,646 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 9 [2018-07-24 14:03:27,647 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:03:27,647 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:03:27,648 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:03:27,648 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=48, Unknown=1, NotChecked=0, Total=72 [2018-07-24 14:03:27,648 INFO L87 Difference]: Start difference. First operand 6885 states and 9570 transitions. Second operand 3 states. [2018-07-24 14:03:29,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:03:29,393 INFO L93 Difference]: Finished difference Result 16926 states and 24756 transitions. [2018-07-24 14:03:29,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:03:29,397 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 278 [2018-07-24 14:03:29,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:03:29,464 INFO L225 Difference]: With dead ends: 16926 [2018-07-24 14:03:29,464 INFO L226 Difference]: Without dead ends: 10047 [2018-07-24 14:03:29,505 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 566 GetRequests, 555 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=23, Invalid=48, Unknown=1, NotChecked=0, Total=72 [2018-07-24 14:03:29,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10047 states. [2018-07-24 14:03:29,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10047 to 9510. [2018-07-24 14:03:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9510 states. [2018-07-24 14:03:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9510 states to 9510 states and 13085 transitions. [2018-07-24 14:03:29,885 INFO L78 Accepts]: Start accepts. Automaton has 9510 states and 13085 transitions. Word has length 278 [2018-07-24 14:03:29,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:03:29,886 INFO L471 AbstractCegarLoop]: Abstraction has 9510 states and 13085 transitions. [2018-07-24 14:03:29,886 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:03:29,886 INFO L276 IsEmpty]: Start isEmpty. Operand 9510 states and 13085 transitions. [2018-07-24 14:03:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-07-24 14:03:29,927 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:03:29,928 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, 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, 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] [2018-07-24 14:03:29,928 INFO L414 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:03:29,928 INFO L82 PathProgramCache]: Analyzing trace with hash 832954060, now seen corresponding path program 1 times [2018-07-24 14:03:29,928 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:03:29,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:29,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:03:29,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:03:29,930 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:03:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:03:30,234 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-07-24 14:03:30,234 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:03:30,234 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 14:03:30,234 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:03:30,235 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 14:03:30,235 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 14:03:30,236 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:03:30,236 INFO L87 Difference]: Start difference. First operand 9510 states and 13085 transitions. Second operand 4 states. [2018-07-24 14:03:32,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:03:32,516 INFO L93 Difference]: Finished difference Result 18807 states and 25754 transitions. [2018-07-24 14:03:32,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:03:32,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 325 [2018-07-24 14:03:32,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:03:32,520 INFO L225 Difference]: With dead ends: 18807 [2018-07-24 14:03:32,520 INFO L226 Difference]: Without dead ends: 0 [2018-07-24 14:03:32,561 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:03:32,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-24 14:03:32,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-24 14:03:32,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-24 14:03:32,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-24 14:03:32,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 325 [2018-07-24 14:03:32,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:03:32,563 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-24 14:03:32,563 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 14:03:32,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-24 14:03:32,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-24 14:03:32,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-24 14:03:33,264 WARN L169 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-07-24 14:03:33,413 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2018-07-24 14:03:33,636 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 10 [2018-07-24 14:03:33,639 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-07-24 14:03:33,639 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)|) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|)) [2018-07-24 14:03:33,639 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-07-24 14:03:33,639 INFO L421 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-07-24 14:03:33,639 INFO L421 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L904''(lines 904 914) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L92'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L478''(lines 478 486) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L970''(lines 970 980) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L95'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,640 INFO L421 ceAbstractionStarter]: For program point L194'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L170'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L191'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,641 INFO L421 ceAbstractionStarter]: For program point L71'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L173'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L197'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L50'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,642 INFO L421 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L74'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,643 INFO L421 ceAbstractionStarter]: For program point L98'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L77'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L53'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,644 INFO L421 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,645 INFO L421 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L587''(lines 587 597) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,646 INFO L421 ceAbstractionStarter]: For program point L152'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L176'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L56'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L32'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,647 INFO L421 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L648''(lines 648 657) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L59'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,648 INFO L421 ceAbstractionStarter]: For program point L158'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L35'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L110'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L134'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L131'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L155'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,649 INFO L421 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L179'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L515''(lines 515 525) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,650 INFO L421 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L113'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-07-24 14:03:33,651 INFO L421 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L38'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-07-24 14:03:33,652 INFO L421 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L604''(lines 604 614) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L137'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L203'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-07-24 14:03:33,653 INFO L421 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L119'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L200'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L116'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L940''(lines 940 952) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-07-24 14:03:33,654 INFO L421 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L866''(lines 866 875) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-07-24 14:03:33,655 INFO L421 ceAbstractionStarter]: For program point L80'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L916''(lines 916 926) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-07-24 14:03:33,656 INFO L421 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION(line 84) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L182'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,657 INFO L421 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L83'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L161'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L185'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L62'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L86'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,658 INFO L421 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L89'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L41'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L65'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L23''(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L399''(lines 399 410) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,659 INFO L421 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L695''(lines 695 705) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,660 INFO L421 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L805''(lines 805 815) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L140'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L164'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L188'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L417 ceAbstractionStarter]: At program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (not (= 15 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a8~0))) (.cse0 (and (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)|) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|)))) (and (or .cse0 .cse1 (<= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)| 245)) (or (< 138 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)|) .cse0 .cse1) (or (< 140 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|) .cse0 .cse1) (or (<= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| 306) .cse1 .cse0) (or (= 9 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) .cse1 .cse0))) [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L488''(lines 488 499) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L44'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L68'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,661 INFO L421 ceAbstractionStarter]: For program point L718''(lines 718 730) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L47'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L122'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L146'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,662 INFO L421 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L143'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L167'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-07-24 14:03:33,663 INFO L421 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L758''(lines 758 768) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L101'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,664 INFO L421 ceAbstractionStarter]: For program point L26'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L29'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L125'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L149'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,665 INFO L421 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point L107'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point L128'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point L104'(lines 22 1026) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L417 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a8~0 15) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0 130) (<= 312 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0 9)) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0 13))) [2018-07-24 14:03:33,666 INFO L424 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-07-24 14:03:33,666 INFO L421 ceAbstractionStarter]: For program point L1034'''(lines 1028 1044) no Hoare annotation was computed. [2018-07-24 14:03:33,667 INFO L421 ceAbstractionStarter]: For program point L1042'(line 1042) no Hoare annotation was computed. [2018-07-24 14:03:33,667 INFO L421 ceAbstractionStarter]: For program point L1034(lines 1034 1043) no Hoare annotation was computed. [2018-07-24 14:03:33,667 INFO L417 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (or (< 306 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0) (< 245 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0) (= 9 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) (= 13 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) (< 130 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0 140) (not (= 15 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a8~0)) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 138) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0 9)) (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| 312)) [2018-07-24 14:03:33,667 INFO L421 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-07-24 14:03:33,667 INFO L417 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (= 9 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) (= 13 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) (and (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)|) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|)) (< 130 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|) (not (= 15 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a8~0)) (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| 312)) [2018-07-24 14:03:33,667 INFO L421 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-07-24 14:03:33,667 INFO L417 ceAbstractionStarter]: At program point L1034''(lines 1034 1043) the Hoare annotation is: (or (< 306 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0) (< 245 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0) (= 9 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) (= 13 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0)|) (< 130 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0)|) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29~0 140) (not (= 15 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a8~0)) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0 138) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25~0 9)) (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23~0)| 312)) [2018-07-24 14:03:33,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 02:03:33 BoogieIcfgContainer [2018-07-24 14:03:33,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 14:03:33,688 INFO L168 Benchmark]: Toolchain (without parser) took 51664.90 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -713.4 MB). Peak memory consumption was 494.0 MB. Max. memory is 7.1 GB. [2018-07-24 14:03:33,689 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 14:03:33,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 967.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-07-24 14:03:33,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-24 14:03:33,692 INFO L168 Benchmark]: Boogie Preprocessor took 384.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 811.1 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -934.4 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2018-07-24 14:03:33,693 INFO L168 Benchmark]: RCFGBuilder took 5464.12 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 194.8 MB). Peak memory consumption was 194.8 MB. Max. memory is 7.1 GB. [2018-07-24 14:03:33,694 INFO L168 Benchmark]: TraceAbstraction took 44667.37 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 396.4 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -68.9 MB). Peak memory consumption was 327.5 MB. Max. memory is 7.1 GB. [2018-07-24 14:03:33,701 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 967.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 176.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 384.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 811.1 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -934.4 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5464.12 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 194.8 MB). Peak memory consumption was 194.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 44667.37 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 396.4 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -68.9 MB). Peak memory consumption was 327.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((306 < __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23 || 245 < __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29) || 9 == \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25)) || 13 == \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25)) || 130 < \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29)) || __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a29 <= 140) || !(15 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a8)) || __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23 <= 138) || !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a25 == 9)) || \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a23) < 312 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 44.5s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 28.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1817 SDtfs, 4468 SDslu, 966 SDs, 0 SdLazy, 8607 SolverSat, 2107 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 24.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1369 GetRequests, 1317 SyntacticMatches, 10 SemanticMatches, 42 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 10.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9510occurred in iteration=7, 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: 1.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 1453 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 136 PreInvPairs, 202 NumberOfFragments, 223 HoareAnnotationTreeSize, 136 FomulaSimplifications, 3783 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1934 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 2040 NumberOfCodeBlocks, 2040 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2678 ConstructedInterpolants, 4 QuantifiedInterpolants, 1732130 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1224 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 845/1091 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label44_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_14-03-33-715.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label44_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_14-03-33-715.csv Received shutdown request...