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/Problem10_label17_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 13:55:30,146 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 13:55:30,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 13:55:30,162 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 13:55:30,163 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 13:55:30,164 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 13:55:30,165 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 13:55:30,170 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 13:55:30,172 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 13:55:30,173 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 13:55:30,174 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 13:55:30,175 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 13:55:30,176 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 13:55:30,177 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 13:55:30,178 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 13:55:30,178 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 13:55:30,179 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 13:55:30,181 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 13:55:30,183 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 13:55:30,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 13:55:30,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 13:55:30,188 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 13:55:30,190 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 13:55:30,191 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 13:55:30,191 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 13:55:30,193 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 13:55:30,197 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 13:55:30,198 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 13:55:30,199 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 13:55:30,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 13:55:30,202 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 13:55:30,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-24 13:55:30,203 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-24 13:55:30,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-24 13:55:30,205 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-24 13:55:30,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-24 13:55:30,207 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 13:55:30,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 13:55:30,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 13:55:30,232 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 13:55:30,232 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-24 13:55:30,232 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-24 13:55:30,232 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-24 13:55:30,233 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-24 13:55:30,233 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-24 13:55:30,233 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-24 13:55:30,233 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-24 13:55:30,233 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-24 13:55:30,234 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 13:55:30,234 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 13:55:30,234 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 13:55:30,235 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 13:55:30,235 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 13:55:30,235 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 13:55:30,235 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 13:55:30,236 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 13:55:30,236 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 13:55:30,236 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 13:55:30,236 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 13:55:30,236 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 13:55:30,237 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 13:55:30,237 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 13:55:30,237 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 13:55:30,237 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 13:55:30,238 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-07-24 13:55:30,238 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 13:55:30,238 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 13:55:30,238 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 13:55:30,239 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 13:55:30,239 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-24 13:55:30,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 13:55:30,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 13:55:30,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 13:55:30,320 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 13:55:30,320 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 13:55:30,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label17_true-unreach-call.c [2018-07-24 13:55:30,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c294ffc1/bf78abe95d104572bd95ec6f8aa191af/FLAG07e2b0ad3 [2018-07-24 13:55:30,982 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 13:55:30,983 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label17_true-unreach-call.c [2018-07-24 13:55:31,005 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c294ffc1/bf78abe95d104572bd95ec6f8aa191af/FLAG07e2b0ad3 [2018-07-24 13:55:31,026 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c294ffc1/bf78abe95d104572bd95ec6f8aa191af [2018-07-24 13:55:31,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 13:55:31,043 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 13:55:31,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 13:55:31,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 13:55:31,052 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 13:55:31,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,057 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 01:55:31, skipping insertion in model container [2018-07-24 13:55:31,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,250 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 13:55:31,511 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 13:55:31,527 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 13:55:31,673 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 13:55:31,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31 WrapperNode [2018-07-24 13:55:31,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 13:55:31,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 13:55:31,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 13:55:31,761 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 13:55:31,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 13:55:31,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 13:55:31,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 13:55:31,899 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 13:55:31,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:31,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:32,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:32,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (1/1) ... [2018-07-24 13:55:32,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 13:55:32,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 13:55:32,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 13:55:32,194 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 13:55:32,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (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 13:55:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-24 13:55:32,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-24 13:55:32,267 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 13:55:32,267 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 13:55:32,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 13:55:32,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 13:55:32,267 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-24 13:55:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-24 13:55:35,523 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 13:55:35,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:55:35 BoogieIcfgContainer [2018-07-24 13:55:35,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 13:55:35,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 13:55:35,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 13:55:35,533 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 13:55:35,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 01:55:31" (1/3) ... [2018-07-24 13:55:35,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d281165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:55:35, skipping insertion in model container [2018-07-24 13:55:35,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:55:31" (2/3) ... [2018-07-24 13:55:35,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d281165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:55:35, skipping insertion in model container [2018-07-24 13:55:35,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:55:35" (3/3) ... [2018-07-24 13:55:35,538 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label17_true-unreach-call.c [2018-07-24 13:55:35,548 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 13:55:35,556 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 13:55:35,610 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 13:55:35,611 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 13:55:35,611 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 13:55:35,612 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 13:55:35,612 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 13:55:35,612 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 13:55:35,612 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 13:55:35,612 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 13:55:35,613 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 13:55:35,640 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-07-24 13:55:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-07-24 13:55:35,648 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:35,650 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, 1, 1, 1, 1] [2018-07-24 13:55:35,650 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 13:55:35,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1893194825, now seen corresponding path program 1 times [2018-07-24 13:55:35,659 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:35,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:35,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:35,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:35,710 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:36,091 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 13:55:36,204 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 13:55:36,206 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 13:55:36,207 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 13:55:36,207 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:36,213 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 13:55:36,229 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 13:55:36,230 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 13:55:36,232 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-07-24 13:55:37,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:37,845 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-07-24 13:55:37,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 13:55:37,848 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2018-07-24 13:55:37,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:37,869 INFO L225 Difference]: With dead ends: 574 [2018-07-24 13:55:37,869 INFO L226 Difference]: Without dead ends: 356 [2018-07-24 13:55:37,877 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 13:55:37,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-07-24 13:55:37,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-07-24 13:55:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-07-24 13:55:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 607 transitions. [2018-07-24 13:55:37,947 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 607 transitions. Word has length 37 [2018-07-24 13:55:37,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:37,947 INFO L471 AbstractCegarLoop]: Abstraction has 356 states and 607 transitions. [2018-07-24 13:55:37,948 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 13:55:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 607 transitions. [2018-07-24 13:55:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-07-24 13:55:37,954 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:37,955 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, 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] [2018-07-24 13:55:37,955 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 13:55:37,956 INFO L82 PathProgramCache]: Analyzing trace with hash 667598660, now seen corresponding path program 1 times [2018-07-24 13:55:37,956 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:37,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:37,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:37,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:37,958 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-07-24 13:55:38,349 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 13:55:38,350 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 13:55:38,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:38,367 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 13:55:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:38,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 13:55:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:38,544 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 13:55:38,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:38,768 INFO L309 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-07-24 13:55:38,768 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 6 [2018-07-24 13:55:38,769 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:38,770 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 13:55:38,770 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 13:55:38,770 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 13:55:38,771 INFO L87 Difference]: Start difference. First operand 356 states and 607 transitions. Second operand 3 states. [2018-07-24 13:55:40,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:40,041 INFO L93 Difference]: Finished difference Result 994 states and 1764 transitions. [2018-07-24 13:55:40,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 13:55:40,041 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-07-24 13:55:40,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:40,051 INFO L225 Difference]: With dead ends: 994 [2018-07-24 13:55:40,051 INFO L226 Difference]: Without dead ends: 644 [2018-07-24 13:55:40,057 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 249 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 13:55:40,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2018-07-24 13:55:40,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 644. [2018-07-24 13:55:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2018-07-24 13:55:40,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 1047 transitions. [2018-07-24 13:55:40,113 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 1047 transitions. Word has length 125 [2018-07-24 13:55:40,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:40,114 INFO L471 AbstractCegarLoop]: Abstraction has 644 states and 1047 transitions. [2018-07-24 13:55:40,114 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 13:55:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1047 transitions. [2018-07-24 13:55:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-07-24 13:55:40,125 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:40,126 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, 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] [2018-07-24 13:55:40,126 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 13:55:40,127 INFO L82 PathProgramCache]: Analyzing trace with hash 214472880, now seen corresponding path program 1 times [2018-07-24 13:55:40,127 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:40,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:40,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:40,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:40,128 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:40,493 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 13:55:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:40,602 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 13:55:40,602 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 13:55:40,602 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:40,603 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 13:55:40,603 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 13:55:40,604 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 13:55:40,604 INFO L87 Difference]: Start difference. First operand 644 states and 1047 transitions. Second operand 6 states. [2018-07-24 13:55:42,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:42,529 INFO L93 Difference]: Finished difference Result 1452 states and 2371 transitions. [2018-07-24 13:55:42,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 13:55:42,533 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-07-24 13:55:42,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:42,539 INFO L225 Difference]: With dead ends: 1452 [2018-07-24 13:55:42,539 INFO L226 Difference]: Without dead ends: 814 [2018-07-24 13:55:42,541 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-07-24 13:55:42,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-07-24 13:55:42,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 802. [2018-07-24 13:55:42,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 802 states. [2018-07-24 13:55:42,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 1180 transitions. [2018-07-24 13:55:42,573 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 1180 transitions. Word has length 163 [2018-07-24 13:55:42,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:42,574 INFO L471 AbstractCegarLoop]: Abstraction has 802 states and 1180 transitions. [2018-07-24 13:55:42,574 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 13:55:42,574 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1180 transitions. [2018-07-24 13:55:42,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-07-24 13:55:42,578 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:42,578 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 13:55:42,578 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 13:55:42,579 INFO L82 PathProgramCache]: Analyzing trace with hash 280194000, now seen corresponding path program 1 times [2018-07-24 13:55:42,579 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:42,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:42,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:42,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:42,580 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:42,930 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 13:55:43,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:43,363 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 13:55:43,363 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 13:55:43,363 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:43,364 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 13:55:43,364 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 13:55:43,365 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 13:55:43,365 INFO L87 Difference]: Start difference. First operand 802 states and 1180 transitions. Second operand 6 states. [2018-07-24 13:55:46,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:46,497 INFO L93 Difference]: Finished difference Result 2205 states and 3363 transitions. [2018-07-24 13:55:46,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 13:55:46,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 179 [2018-07-24 13:55:46,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:46,512 INFO L225 Difference]: With dead ends: 2205 [2018-07-24 13:55:46,513 INFO L226 Difference]: Without dead ends: 1409 [2018-07-24 13:55:46,517 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-07-24 13:55:46,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2018-07-24 13:55:46,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1388. [2018-07-24 13:55:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1388 states. [2018-07-24 13:55:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 1933 transitions. [2018-07-24 13:55:46,571 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 1933 transitions. Word has length 179 [2018-07-24 13:55:46,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:46,571 INFO L471 AbstractCegarLoop]: Abstraction has 1388 states and 1933 transitions. [2018-07-24 13:55:46,572 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 13:55:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1933 transitions. [2018-07-24 13:55:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-07-24 13:55:46,577 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:46,577 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 13:55:46,578 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 13:55:46,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1596428024, now seen corresponding path program 1 times [2018-07-24 13:55:46,578 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:46,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:46,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:46,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:46,579 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:46,781 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-07-24 13:55:46,781 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 13:55:46,782 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 13:55:46,782 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:46,782 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 13:55:46,782 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 13:55:46,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 13:55:46,783 INFO L87 Difference]: Start difference. First operand 1388 states and 1933 transitions. Second operand 3 states. [2018-07-24 13:55:49,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:49,184 INFO L93 Difference]: Finished difference Result 3910 states and 5641 transitions. [2018-07-24 13:55:49,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 13:55:49,185 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2018-07-24 13:55:49,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:49,201 INFO L225 Difference]: With dead ends: 3910 [2018-07-24 13:55:49,201 INFO L226 Difference]: Without dead ends: 2528 [2018-07-24 13:55:49,210 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 13:55:49,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2528 states. [2018-07-24 13:55:49,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2528 to 2516. [2018-07-24 13:55:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2516 states. [2018-07-24 13:55:49,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2516 states and 3342 transitions. [2018-07-24 13:55:49,293 INFO L78 Accepts]: Start accepts. Automaton has 2516 states and 3342 transitions. Word has length 216 [2018-07-24 13:55:49,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:49,294 INFO L471 AbstractCegarLoop]: Abstraction has 2516 states and 3342 transitions. [2018-07-24 13:55:49,294 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 13:55:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 3342 transitions. [2018-07-24 13:55:49,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-07-24 13:55:49,304 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:49,305 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:55:49,305 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 13:55:49,305 INFO L82 PathProgramCache]: Analyzing trace with hash -561988101, now seen corresponding path program 1 times [2018-07-24 13:55:49,305 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:49,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:49,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:49,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:49,307 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:49,931 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-07-24 13:55:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:50,246 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 13:55:50,246 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 13:55:50,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:50,285 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 13:55:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:50,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 13:55:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:50,721 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 13:55:50,963 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-07-24 13:55:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:51,554 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 13:55:51,555 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 13:55:51,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:51,573 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 13:55:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:51,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 13:55:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:51,924 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 13:55:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 13:55:52,287 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-07-24 13:55:52,288 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5, 5, 5] total 20 [2018-07-24 13:55:52,288 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-07-24 13:55:52,289 INFO L450 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-07-24 13:55:52,289 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-07-24 13:55:52,289 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2018-07-24 13:55:52,290 INFO L87 Difference]: Start difference. First operand 2516 states and 3342 transitions. Second operand 14 states. [2018-07-24 13:55:58,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:58,079 INFO L93 Difference]: Finished difference Result 6587 states and 8905 transitions. [2018-07-24 13:55:58,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-07-24 13:55:58,080 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 259 [2018-07-24 13:55:58,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:58,093 INFO L225 Difference]: With dead ends: 6587 [2018-07-24 13:55:58,093 INFO L226 Difference]: Without dead ends: 2075 [2018-07-24 13:55:58,110 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 1075 GetRequests, 1038 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=342, Invalid=990, Unknown=0, NotChecked=0, Total=1332 [2018-07-24 13:55:58,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2018-07-24 13:55:58,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 1792. [2018-07-24 13:55:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1792 states. [2018-07-24 13:55:58,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1792 states and 2186 transitions. [2018-07-24 13:55:58,170 INFO L78 Accepts]: Start accepts. Automaton has 1792 states and 2186 transitions. Word has length 259 [2018-07-24 13:55:58,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:58,170 INFO L471 AbstractCegarLoop]: Abstraction has 1792 states and 2186 transitions. [2018-07-24 13:55:58,170 INFO L472 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-07-24 13:55:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2186 transitions. [2018-07-24 13:55:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-07-24 13:55:58,178 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:58,179 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:55:58,179 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 13:55:58,179 INFO L82 PathProgramCache]: Analyzing trace with hash 61983491, now seen corresponding path program 1 times [2018-07-24 13:55:58,179 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:58,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:58,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:58,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:58,181 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:58,473 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-07-24 13:55:58,473 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 13:55:58,473 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 13:55:58,473 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:58,474 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 13:55:58,474 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 13:55:58,474 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 13:55:58,475 INFO L87 Difference]: Start difference. First operand 1792 states and 2186 transitions. Second operand 4 states. [2018-07-24 13:55:59,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:55:59,529 INFO L93 Difference]: Finished difference Result 2236 states and 2662 transitions. [2018-07-24 13:55:59,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 13:55:59,530 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 295 [2018-07-24 13:55:59,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:55:59,539 INFO L225 Difference]: With dead ends: 2236 [2018-07-24 13:55:59,540 INFO L226 Difference]: Without dead ends: 1784 [2018-07-24 13:55:59,543 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 13:55:59,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2018-07-24 13:55:59,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1784. [2018-07-24 13:55:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1784 states. [2018-07-24 13:55:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2162 transitions. [2018-07-24 13:55:59,590 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2162 transitions. Word has length 295 [2018-07-24 13:55:59,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:55:59,591 INFO L471 AbstractCegarLoop]: Abstraction has 1784 states and 2162 transitions. [2018-07-24 13:55:59,591 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 13:55:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2162 transitions. [2018-07-24 13:55:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-07-24 13:55:59,602 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 13:55:59,603 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 13:55:59,603 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 13:55:59,603 INFO L82 PathProgramCache]: Analyzing trace with hash -50650118, now seen corresponding path program 1 times [2018-07-24 13:55:59,603 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 13:55:59,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:59,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 13:55:59,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 13:55:59,605 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 13:55:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 13:55:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-07-24 13:55:59,897 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 13:55:59,897 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 13:55:59,897 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 13:55:59,898 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 13:55:59,898 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 13:55:59,898 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 13:55:59,899 INFO L87 Difference]: Start difference. First operand 1784 states and 2162 transitions. Second operand 4 states. [2018-07-24 13:56:03,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 13:56:03,157 INFO L93 Difference]: Finished difference Result 4593 states and 5816 transitions. [2018-07-24 13:56:03,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 13:56:03,167 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 365 [2018-07-24 13:56:03,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 13:56:03,168 INFO L225 Difference]: With dead ends: 4593 [2018-07-24 13:56:03,168 INFO L226 Difference]: Without dead ends: 0 [2018-07-24 13:56:03,179 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 13:56:03,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-24 13:56:03,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-24 13:56:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-24 13:56:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-24 13:56:03,180 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 365 [2018-07-24 13:56:03,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 13:56:03,180 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-24 13:56:03,180 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 13:56:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-24 13:56:03,180 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-24 13:56:03,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-24 13:56:03,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:03,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 13:56:05,486 WARN L169 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 149 DAG size of output: 66 [2018-07-24 13:56:05,759 WARN L169 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 42 [2018-07-24 13:56:06,164 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 42 [2018-07-24 13:56:06,208 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|)) [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L90'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-07-24 13:56:06,209 INFO L421 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-07-24 13:56:06,210 INFO L421 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-07-24 13:56:06,210 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 94) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L81'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L93'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L60'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L72'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 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 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L180'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L192'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L84'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,211 INFO L421 ceAbstractionStarter]: For program point L96'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L99'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L51'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L63'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L75'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,212 INFO L421 ceAbstractionStarter]: For program point L87'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L162'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L150'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L186'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L174'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L198'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L195'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L183'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-07-24 13:56:06,213 INFO L421 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L171'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L153'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,214 INFO L421 ceAbstractionStarter]: For program point L141'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L177'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L165'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L189'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-07-24 13:56:06,215 INFO L421 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L66'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L78'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L30'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L42'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L54'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-07-24 13:56:06,216 INFO L421 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L33'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,217 INFO L421 ceAbstractionStarter]: For program point L45'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,218 INFO L421 ceAbstractionStarter]: For program point L57'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,218 INFO L421 ceAbstractionStarter]: For program point L69'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,218 INFO L421 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-07-24 13:56:06,218 INFO L421 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-07-24 13:56:06,218 INFO L421 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-07-24 13:56:06,218 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 20 574) the Hoare annotation is: (let ((.cse13 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|)) (.cse14 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|)) (.cse11 (= 1 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|)) (.cse2 (not (= 0 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a12~0))) (.cse8 (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)| 9)) (.cse4 (not (= 14 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a4~0))) (.cse16 (= 10 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|))) (let ((.cse1 (or .cse11 .cse2 .cse8 .cse4 .cse16)) (.cse10 (< 38 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)|)) (.cse9 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 38)) (.cse0 (and .cse13 .cse14)) (.cse5 (< 8 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|)) (.cse3 (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)| 219)) (.cse7 (<= 219 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)) (.cse6 (= 4 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|)) (.cse12 (<= (+ ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 333899) 0)) (.cse15 (< 0 (+ |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)| 333899)))) (and (or .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4 .cse5) (or .cse2 .cse3 .cse4 .cse6 .cse7) (or .cse2 .cse0 .cse4 .cse6) (or .cse2 .cse8 .cse4 .cse6 .cse9 .cse10) (or .cse11 .cse2 .cse4 (and .cse12 .cse13 .cse14) .cse15 .cse5) (or .cse1 .cse10 .cse9) (or .cse2 .cse4 (= 6 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|) .cse0 .cse5) (or (not .cse11) .cse2 (< 218 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)|) .cse4 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 218) (not (= 8 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|))) (or .cse2 .cse3 .cse4 .cse16 .cse7) (or .cse2 .cse8 .cse4 .cse6 .cse12 .cse15)))) [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L21''(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-07-24 13:56:06,219 INFO L421 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-07-24 13:56:06,220 INFO L421 ceAbstractionStarter]: For program point L159'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L147'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-07-24 13:56:06,221 INFO L421 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L120'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L144'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L132'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,222 INFO L421 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L168'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L156'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-07-24 13:56:06,223 INFO L421 ceAbstractionStarter]: For program point L48'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L24'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L36'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-07-24 13:56:06,224 INFO L421 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L27'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L39'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L126'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L114'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L138'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L102'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-07-24 13:56:06,225 INFO L421 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L135'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-07-24 13:56:06,226 INFO L421 ceAbstractionStarter]: For program point L111'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L123'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-07-24 13:56:06,227 INFO L421 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-07-24 13:56:06,228 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 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-07-24 13:56:06,228 INFO L421 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L201'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L105'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L117'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L129'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-07-24 13:56:06,229 INFO L421 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L108'(lines 20 574) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L417 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 1)) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 38) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 4)) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a4~0 14) (<= 9 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a12~0 0) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0 10))) [2018-07-24 13:56:06,230 INFO L424 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-07-24 13:56:06,230 INFO L421 ceAbstractionStarter]: For program point L582(lines 582 591) no Hoare annotation was computed. [2018-07-24 13:56:06,231 INFO L421 ceAbstractionStarter]: For program point L590'(line 590) no Hoare annotation was computed. [2018-07-24 13:56:06,231 INFO L417 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0 10)))) (or (not (= 0 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a12~0)) (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)| 9) (= 10 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 4)) (= 1 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|) (= 4 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|) (< 38 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)|) (and (<= 219 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0) .cse0) (and (<= (+ ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 333899) 0) .cse0) (and (not (= 6 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)) .cse0) (not (= 14 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a4~0)))) [2018-07-24 13:56:06,231 INFO L421 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-07-24 13:56:06,231 INFO L421 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-07-24 13:56:06,231 INFO L417 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 1 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|) (not (= 0 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a12~0)) (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)| 9) (and (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|) (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 38) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|)) (not (= 14 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a4~0)) (= 10 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|) (= 4 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|) (< 38 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)|)) [2018-07-24 13:56:06,231 INFO L421 ceAbstractionStarter]: For program point L582'''(lines 576 592) no Hoare annotation was computed. [2018-07-24 13:56:06,231 INFO L417 ceAbstractionStarter]: At program point L582''(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0 10)))) (or (not (= 0 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a12~0)) (< |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)| 9) (= 10 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)|) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0 4)) (= 1 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|) (= 4 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10~0)|) (< 38 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0)|) (and (<= 219 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0) .cse0) (and (<= (+ ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1~0 333899) 0) .cse0) (and (not (= 6 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19~0)) .cse0) (not (= 14 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a4~0)))) [2018-07-24 13:56:06,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 01:56:06 BoogieIcfgContainer [2018-07-24 13:56:06,250 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 13:56:06,251 INFO L168 Benchmark]: Toolchain (without parser) took 35210.41 ms. Allocated memory was 1.6 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 2.4 GB in the end (delta: -961.1 MB). Peak memory consumption was 904.6 MB. Max. memory is 7.1 GB. [2018-07-24 13:56:06,253 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 13:56:06,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.30 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2018-07-24 13:56:06,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.47 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-24 13:56:06,255 INFO L168 Benchmark]: Boogie Preprocessor took 295.24 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 788.5 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -893.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. [2018-07-24 13:56:06,256 INFO L168 Benchmark]: RCFGBuilder took 3330.04 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 126.2 MB). Peak memory consumption was 126.2 MB. Max. memory is 7.1 GB. [2018-07-24 13:56:06,256 INFO L168 Benchmark]: TraceAbstraction took 30725.61 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 370.1 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -249.8 MB). Peak memory consumption was 827.4 MB. Max. memory is 7.1 GB. [2018-07-24 13:56:06,262 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 716.30 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 137.47 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 295.24 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 788.5 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -893.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3330.04 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 126.2 MB). Peak memory consumption was 126.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30725.61 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 370.1 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -249.8 MB). Peak memory consumption was 827.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 94]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((!(0 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a12) || \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19) < 9) || 10 == \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19)) || !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10 == 4)) || 1 == \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10)) || 4 == \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a10)) || 38 < \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1)) || (219 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19 == 10))) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a1 + 333899 <= 0 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19 == 10))) || (!(6 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a19 == 10))) || !(14 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__a4) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 30.6s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 20.6s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 935 SDtfs, 5053 SDslu, 650 SDs, 0 SdLazy, 7673 SolverSat, 1749 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 16.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1371 GetRequests, 1302 SyntacticMatches, 10 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2516occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 328 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 84 PreInvPairs, 148 NumberOfFragments, 450 HoareAnnotationTreeSize, 84 FomulaSimplifications, 3675 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4750 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 2282 NumberOfCodeBlocks, 2282 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2911 ConstructedInterpolants, 0 QuantifiedInterpolants, 2779671 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1134 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 1516/1552 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/Problem10_label17_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_13-56-06-279.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label17_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_13-56-06-279.csv Received shutdown request...