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/Problem01_label17_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 12:44:20,702 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 12:44:20,705 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 12:44:20,717 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 12:44:20,717 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 12:44:20,718 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 12:44:20,719 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 12:44:20,721 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 12:44:20,723 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 12:44:20,723 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 12:44:20,724 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 12:44:20,725 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 12:44:20,726 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 12:44:20,726 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 12:44:20,728 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 12:44:20,728 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 12:44:20,729 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 12:44:20,731 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 12:44:20,733 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 12:44:20,734 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 12:44:20,735 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 12:44:20,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 12:44:20,741 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-24 12:44:20,749 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-24 12:44:20,752 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-24 12:44:20,753 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-24 12:44:20,754 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-24 12:44:20,755 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-07-24 12:44:20,782 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 12:44:20,782 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 12:44:20,783 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 12:44:20,783 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-24 12:44:20,783 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-24 12:44:20,784 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-24 12:44:20,784 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-24 12:44:20,785 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-24 12:44:20,785 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-24 12:44:20,785 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-24 12:44:20,785 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-24 12:44:20,786 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 12:44:20,787 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 12:44:20,787 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 12:44:20,787 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 12:44:20,788 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 12:44:20,788 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 12:44:20,788 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 12:44:20,788 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 12:44:20,788 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 12:44:20,789 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 12:44:20,789 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 12:44:20,789 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 12:44:20,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 12:44:20,789 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 12:44:20,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 12:44:20,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 12:44:20,790 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-07-24 12:44:20,792 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 12:44:20,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 12:44:20,792 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 12:44:20,793 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 12:44:20,793 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-24 12:44:20,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 12:44:20,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 12:44:20,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 12:44:20,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 12:44:20,878 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 12:44:20,879 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c [2018-07-24 12:44:21,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e3e58ab1/fe9fa21407214d47918d9b95ec90fd6f/FLAG22505e50a [2018-07-24 12:44:21,479 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 12:44:21,482 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c [2018-07-24 12:44:21,498 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e3e58ab1/fe9fa21407214d47918d9b95ec90fd6f/FLAG22505e50a [2018-07-24 12:44:21,520 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e3e58ab1/fe9fa21407214d47918d9b95ec90fd6f [2018-07-24 12:44:21,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 12:44:21,534 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 12:44:21,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 12:44:21,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 12:44:21,543 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 12:44:21,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 12:44:21" (1/1) ... [2018-07-24 12:44:21,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c0516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:21, skipping insertion in model container [2018-07-24 12:44:21,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 12:44:21" (1/1) ... [2018-07-24 12:44:21,795 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 12:44:22,096 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 12:44:22,113 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 12:44:22,201 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 12:44:22,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22 WrapperNode [2018-07-24 12:44:22,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 12:44:22,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 12:44:22,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 12:44:22,242 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 12:44:22,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 12:44:22,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 12:44:22,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 12:44:22,332 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 12:44:22,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... [2018-07-24 12:44:22,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 12:44:22,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 12:44:22,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 12:44:22,557 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 12:44:22,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 12:44:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-07-24 12:44:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-07-24 12:44:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-24 12:44:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-24 12:44:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 12:44:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 12:44:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-24 12:44:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-24 12:44:25,822 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 12:44:25,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 12:44:25 BoogieIcfgContainer [2018-07-24 12:44:25,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 12:44:25,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 12:44:25,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 12:44:25,829 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 12:44:25,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 12:44:21" (1/3) ... [2018-07-24 12:44:25,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@637582c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 12:44:25, skipping insertion in model container [2018-07-24 12:44:25,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 12:44:22" (2/3) ... [2018-07-24 12:44:25,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@637582c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 12:44:25, skipping insertion in model container [2018-07-24 12:44:25,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 12:44:25" (3/3) ... [2018-07-24 12:44:25,834 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label17_true-unreach-call_false-termination.c [2018-07-24 12:44:25,844 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 12:44:25,857 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 12:44:25,923 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 12:44:25,924 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 12:44:25,924 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 12:44:25,924 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 12:44:25,924 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 12:44:25,925 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 12:44:25,925 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 12:44:25,925 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 12:44:25,925 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 12:44:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-07-24 12:44:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-07-24 12:44:25,973 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:44:25,975 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 12:44:25,975 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:44:25,981 INFO L82 PathProgramCache]: Analyzing trace with hash -643601253, now seen corresponding path program 1 times [2018-07-24 12:44:25,984 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:44:26,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:26,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:26,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:26,043 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:44:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:26,617 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 12:44:26,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:26,783 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:44:26,784 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 12:44:26,784 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:44:26,792 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 12:44:26,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 12:44:26,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 12:44:26,812 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-07-24 12:44:28,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:44:28,457 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-07-24 12:44:28,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 12:44:28,461 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-07-24 12:44:28,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:44:28,481 INFO L225 Difference]: With dead ends: 550 [2018-07-24 12:44:28,481 INFO L226 Difference]: Without dead ends: 340 [2018-07-24 12:44:28,488 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 12:44:28,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-07-24 12:44:28,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-07-24 12:44:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-07-24 12:44:28,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 571 transitions. [2018-07-24 12:44:28,562 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 571 transitions. Word has length 123 [2018-07-24 12:44:28,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:44:28,563 INFO L471 AbstractCegarLoop]: Abstraction has 340 states and 571 transitions. [2018-07-24 12:44:28,564 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 12:44:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 571 transitions. [2018-07-24 12:44:28,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-07-24 12:44:28,570 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:44:28,570 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 12:44:28,571 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:44:28,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1269207828, now seen corresponding path program 1 times [2018-07-24 12:44:28,571 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:44:28,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:28,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:28,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:28,573 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:44:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:28,856 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:28,857 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:44:28,857 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 12:44:28,857 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:44:28,860 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 12:44:28,860 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 12:44:28,861 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 12:44:28,861 INFO L87 Difference]: Start difference. First operand 340 states and 571 transitions. Second operand 3 states. [2018-07-24 12:44:29,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:44:29,962 INFO L93 Difference]: Finished difference Result 946 states and 1654 transitions. [2018-07-24 12:44:29,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 12:44:29,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2018-07-24 12:44:29,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:44:29,971 INFO L225 Difference]: With dead ends: 946 [2018-07-24 12:44:29,971 INFO L226 Difference]: Without dead ends: 612 [2018-07-24 12:44:29,977 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 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 12:44:29,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2018-07-24 12:44:30,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 612. [2018-07-24 12:44:30,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2018-07-24 12:44:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 987 transitions. [2018-07-24 12:44:30,031 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 987 transitions. Word has length 141 [2018-07-24 12:44:30,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:44:30,032 INFO L471 AbstractCegarLoop]: Abstraction has 612 states and 987 transitions. [2018-07-24 12:44:30,032 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 12:44:30,033 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 987 transitions. [2018-07-24 12:44:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-07-24 12:44:30,039 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:44:30,039 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, 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] [2018-07-24 12:44:30,040 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:44:30,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1317293688, now seen corresponding path program 1 times [2018-07-24 12:44:30,040 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:44:30,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:30,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:30,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:30,042 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:44:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:30,300 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:30,301 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 12:44:30,301 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 12:44:30,301 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:44:30,302 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 12:44:30,302 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 12:44:30,303 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 12:44:30,303 INFO L87 Difference]: Start difference. First operand 612 states and 987 transitions. Second operand 6 states. [2018-07-24 12:44:33,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:44:33,224 INFO L93 Difference]: Finished difference Result 1625 states and 2647 transitions. [2018-07-24 12:44:33,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 12:44:33,225 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-07-24 12:44:33,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:44:33,235 INFO L225 Difference]: With dead ends: 1625 [2018-07-24 12:44:33,235 INFO L226 Difference]: Without dead ends: 1019 [2018-07-24 12:44:33,239 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 12:44:33,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2018-07-24 12:44:33,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1009. [2018-07-24 12:44:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1009 states. [2018-07-24 12:44:33,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 1009 states and 1456 transitions. [2018-07-24 12:44:33,297 INFO L78 Accepts]: Start accepts. Automaton has 1009 states and 1456 transitions. Word has length 167 [2018-07-24 12:44:33,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:44:33,297 INFO L471 AbstractCegarLoop]: Abstraction has 1009 states and 1456 transitions. [2018-07-24 12:44:33,301 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 12:44:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1456 transitions. [2018-07-24 12:44:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-07-24 12:44:33,306 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:44:33,307 INFO L353 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 12:44:33,307 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:44:33,307 INFO L82 PathProgramCache]: Analyzing trace with hash -358026571, now seen corresponding path program 1 times [2018-07-24 12:44:33,307 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:44:33,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:33,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:33,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:33,309 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:44:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:33,830 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:33,831 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 12:44:33,831 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 12:44:33,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:33,847 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 12:44:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:33,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 12:44:34,283 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:34,283 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 12:44:34,453 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-07-24 12:44:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:34,752 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 12:44:34,753 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 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 12:44:34,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:34,785 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 12:44:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:35,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 12:44:35,079 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:35,079 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 12:44:35,217 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:35,222 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-07-24 12:44:35,222 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 11 [2018-07-24 12:44:35,222 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-07-24 12:44:35,223 INFO L450 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-07-24 12:44:35,224 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-07-24 12:44:35,224 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-07-24 12:44:35,224 INFO L87 Difference]: Start difference. First operand 1009 states and 1456 transitions. Second operand 9 states. [2018-07-24 12:44:41,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:44:41,792 INFO L93 Difference]: Finished difference Result 4016 states and 6862 transitions. [2018-07-24 12:44:41,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-07-24 12:44:41,793 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 179 [2018-07-24 12:44:41,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:44:41,830 INFO L225 Difference]: With dead ends: 4016 [2018-07-24 12:44:41,830 INFO L226 Difference]: Without dead ends: 3013 [2018-07-24 12:44:41,850 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 736 GetRequests, 714 SyntacticMatches, 5 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=110, Invalid=232, Unknown=0, NotChecked=0, Total=342 [2018-07-24 12:44:41,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3013 states. [2018-07-24 12:44:41,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3013 to 2838. [2018-07-24 12:44:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2838 states. [2018-07-24 12:44:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2838 states and 4012 transitions. [2018-07-24 12:44:42,012 INFO L78 Accepts]: Start accepts. Automaton has 2838 states and 4012 transitions. Word has length 179 [2018-07-24 12:44:42,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:44:42,013 INFO L471 AbstractCegarLoop]: Abstraction has 2838 states and 4012 transitions. [2018-07-24 12:44:42,013 INFO L472 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-07-24 12:44:42,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 4012 transitions. [2018-07-24 12:44:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-07-24 12:44:42,035 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 12:44:42,036 INFO L353 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 12:44:42,036 INFO L414 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 12:44:42,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1131078329, now seen corresponding path program 1 times [2018-07-24 12:44:42,037 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 12:44:42,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:42,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:42,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 12:44:42,038 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 12:44:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:42,370 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 12:44:42,370 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 12:44:42,370 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 12:44:42,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 12:44:42,378 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 12:44:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 12:44:42,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 12:44:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-07-24 12:44:42,555 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 12:44:43,026 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-07-24 12:44:43,050 INFO L309 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-07-24 12:44:43,050 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-07-24 12:44:43,050 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 12:44:43,051 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 12:44:43,051 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 12:44:43,051 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-07-24 12:44:43,051 INFO L87 Difference]: Start difference. First operand 2838 states and 4012 transitions. Second operand 3 states. [2018-07-24 12:44:43,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 12:44:43,979 INFO L93 Difference]: Finished difference Result 7312 states and 10626 transitions. [2018-07-24 12:44:43,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 12:44:43,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2018-07-24 12:44:43,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 12:44:43,981 INFO L225 Difference]: With dead ends: 7312 [2018-07-24 12:44:43,981 INFO L226 Difference]: Without dead ends: 0 [2018-07-24 12:44:44,019 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 360 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-07-24 12:44:44,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-24 12:44:44,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-24 12:44:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-24 12:44:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-24 12:44:44,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2018-07-24 12:44:44,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 12:44:44,020 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-24 12:44:44,020 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 12:44:44,021 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-24 12:44:44,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-24 12:44:44,026 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-24 12:44:44,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 12:44:44,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 12:44:44,692 WARN L169 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 18 [2018-07-24 12:44:44,973 WARN L169 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2018-07-24 12:44:45,299 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2018-07-24 12:44:45,688 WARN L169 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 40 [2018-07-24 12:44:45,695 INFO L421 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-07-24 12:44:45,695 INFO L421 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-07-24 12:44:45,695 INFO L421 ceAbstractionStarter]: For program point L502'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,695 INFO L421 ceAbstractionStarter]: For program point L514'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L526'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L538'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L406'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L418'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-07-24 12:44:45,696 INFO L421 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point L403'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point L415'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point L427'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point L439'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-07-24 12:44:45,697 INFO L421 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L409'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L529'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L505'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L517'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-07-24 12:44:45,698 INFO L421 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-07-24 12:44:45,699 INFO L421 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-07-24 12:44:45,699 INFO L417 ceAbstractionStarter]: At program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse5 (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 13)) (.cse3 (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)) (.cse1 (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 14)) (.cse2 (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)) (.cse8 (= 4 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)) (.cse4 (= 1 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)) (.cse9 (not (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)| 4))) (.cse0 (not (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)| 1))) (.cse7 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17~0 0)) (.cse6 (< 0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4)) (or .cse5 .cse6 (and .cse2 .cse7 .cse3)) (or (and .cse2 .cse8) .cse1 .cse9) (or .cse0 .cse4 .cse6) (or .cse7 .cse6 .cse9) (or .cse5 (and .cse2 .cse3) .cse1) (or .cse0 (and .cse2 .cse8 .cse4) .cse9) (or .cse0 .cse7 .cse6))) [2018-07-24 12:44:45,699 INFO L421 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-07-24 12:44:45,699 INFO L421 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L508'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-07-24 12:44:45,700 INFO L421 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-07-24 12:44:45,701 INFO L421 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L481'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L493'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-07-24 12:44:45,702 INFO L421 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-07-24 12:44:45,703 INFO L421 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-07-24 12:44:45,704 INFO L421 ceAbstractionStarter]: For program point L490'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L394'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-07-24 12:44:45,705 INFO L421 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L460'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L472'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,706 INFO L421 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L484'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L496'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-07-24 12:44:45,707 INFO L421 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0AssertViolationERROR_FUNCTION(line 524) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-07-24 12:44:45,708 INFO L421 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-07-24 12:44:45,709 INFO L421 ceAbstractionStarter]: For program point L397'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-07-24 12:44:45,710 INFO L421 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-07-24 12:44:45,711 INFO L421 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-07-24 12:44:45,712 INFO L421 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L550'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,713 INFO L421 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-07-24 12:44:45,714 INFO L421 ceAbstractionStarter]: For program point L562'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,714 INFO L421 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-07-24 12:44:45,715 INFO L421 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L466'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L478'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L571'(lines 571 573) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L499'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-07-24 12:44:45,716 INFO L421 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-07-24 12:44:45,717 INFO L421 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-07-24 12:44:45,717 INFO L421 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-07-24 12:44:45,717 INFO L421 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-07-24 12:44:45,717 INFO L421 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-07-24 12:44:45,717 INFO L421 ceAbstractionStarter]: For program point L451'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,717 INFO L421 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L463'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L475'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L487'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L541'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,718 INFO L421 ceAbstractionStarter]: For program point L553'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L433'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L445'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L457'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L469'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-07-24 12:44:45,719 INFO L421 ceAbstractionStarter]: For program point L421'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L430'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L391''(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L442'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L454'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L565'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,720 INFO L421 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L511'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L523'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L535'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L547'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L559'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-07-24 12:44:45,721 INFO L421 ceAbstractionStarter]: For program point L532'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L544'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L556'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L568'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L520'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L400'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L412'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,722 INFO L421 ceAbstractionStarter]: For program point L424'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,723 INFO L421 ceAbstractionStarter]: For program point L436'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,723 INFO L421 ceAbstractionStarter]: For program point L448'(lines 30 575) no Hoare annotation was computed. [2018-07-24 12:44:45,723 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-07-24 12:44:45,723 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0) (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)) [2018-07-24 12:44:45,723 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-07-24 12:44:45,723 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_false_termination_c__a8~0 13)) (= 1 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0) (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 14))) [2018-07-24 12:44:45,723 INFO L424 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-07-24 12:44:45,724 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-07-24 12:44:45,724 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-07-24 12:44:45,724 INFO L421 ceAbstractionStarter]: For program point L591'(line 591) no Hoare annotation was computed. [2018-07-24 12:44:45,724 INFO L417 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse1 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 14))) (.cse2 (= 4 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)) (.cse3 (= 1 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)) (.cse0 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 13)))) (or (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 13) (and .cse0 .cse1) (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 14) (and .cse2 .cse1) (and .cse3 .cse1) (and .cse2 .cse3) (not (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)| 1)) (and .cse0 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17~0 0)))) [2018-07-24 12:44:45,724 INFO L421 ceAbstractionStarter]: For program point L583(lines 583 593) no Hoare annotation was computed. [2018-07-24 12:44:45,724 INFO L421 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-07-24 12:44:45,724 INFO L421 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-07-24 12:44:45,725 INFO L417 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 13) (not (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)| 1)) (and (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0) (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)| ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0) (= 1 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)) (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 14)) [2018-07-24 12:44:45,725 INFO L417 ceAbstractionStarter]: At program point L583''(lines 583 593) the Hoare annotation is: (let ((.cse1 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 14))) (.cse2 (= 4 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0)) (.cse3 (= 1 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)) (.cse0 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 13)))) (or (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 13) (and .cse0 .cse1) (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0)| 14) (and .cse2 .cse1) (and .cse3 .cse1) (and .cse2 .cse3) (not (= |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0)| 1)) (and .cse0 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17~0 0)))) [2018-07-24 12:44:45,725 INFO L421 ceAbstractionStarter]: For program point L583'''(lines 577 594) no Hoare annotation was computed. [2018-07-24 12:44:45,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 12:44:45 BoogieIcfgContainer [2018-07-24 12:44:45,743 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 12:44:45,744 INFO L168 Benchmark]: Toolchain (without parser) took 24210.78 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -700.5 MB). Peak memory consumption was 418.9 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:45,745 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 12:44:45,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:45,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.64 ms. Allocated memory is still 1.5 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 12:44:45,748 INFO L168 Benchmark]: Boogie Preprocessor took 225.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 778.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -872.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:45,749 INFO L168 Benchmark]: RCFGBuilder took 3265.90 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 136.7 MB). Peak memory consumption was 136.7 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:45,749 INFO L168 Benchmark]: TraceAbstraction took 19919.43 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 341.3 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -7.5 MB). Peak memory consumption was 333.8 MB. Max. memory is 7.1 GB. [2018-07-24 12:44:45,755 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 89.64 ms. Allocated memory is still 1.5 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 225.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 778.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -872.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3265.90 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 136.7 MB). Peak memory consumption was 136.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19919.43 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 341.3 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -7.5 MB). Peak memory consumption was 333.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 524]: 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: 583]: Loop Invariant Derived loop invariant: ((((((\old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8) == 13 || (!(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 14))) || \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8) == 14) || (4 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 14))) || (1 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 14))) || (4 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 && 1 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20)) || !(\old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20) == 1)) || (!(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 19.8s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 13.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 743 SDtfs, 2217 SDslu, 480 SDs, 0 SdLazy, 4294 SolverSat, 1028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1122 GetRequests, 1081 SyntacticMatches, 10 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2838occurred in iteration=4, 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, 5 MinimizatonAttempts, 185 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 102 PreInvPairs, 208 NumberOfFragments, 264 HoareAnnotationTreeSize, 102 FomulaSimplifications, 4136 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1208 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1330 NumberOfCodeBlocks, 1330 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1858 ConstructedInterpolants, 0 QuantifiedInterpolants, 743562 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1420 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 546/558 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/Problem01_label17_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_12-44-45-783.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label17_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_12-44-45-783.csv Received shutdown request...