java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-crafted/simple_vardep_true-unreach-call2_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 15:50:36,197 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 15:50:36,200 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 15:50:36,212 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 15:50:36,213 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 15:50:36,214 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 15:50:36,215 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 15:50:36,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 15:50:36,218 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 15:50:36,219 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 15:50:36,220 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 15:50:36,220 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 15:50:36,221 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 15:50:36,223 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 15:50:36,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 15:50:36,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 15:50:36,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 15:50:36,227 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 15:50:36,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 15:50:36,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 15:50:36,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 15:50:36,233 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 15:50:36,236 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 15:50:36,236 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 15:50:36,236 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 15:50:36,237 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 15:50:36,238 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 15:50:36,239 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 15:50:36,240 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 15:50:36,241 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 15:50:36,241 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 15:50:36,242 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 15:50:36,242 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 15:50:36,242 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 15:50:36,243 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 15:50:36,244 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 15:50:36,244 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 [2018-09-14 15:50:36,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 15:50:36,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 15:50:36,261 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 15:50:36,261 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 15:50:36,261 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 15:50:36,261 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 15:50:36,262 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 15:50:36,262 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 15:50:36,262 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 15:50:36,262 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 15:50:36,262 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 15:50:36,263 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 15:50:36,263 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 15:50:36,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 15:50:36,264 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 15:50:36,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 15:50:36,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 15:50:36,264 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 15:50:36,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 15:50:36,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 15:50:36,265 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 15:50:36,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 15:50:36,266 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 15:50:36,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:50:36,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 15:50:36,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 15:50:36,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 15:50:36,267 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 15:50:36,267 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 15:50:36,267 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 15:50:36,267 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 15:50:36,267 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 15:50:36,268 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 15:50:36,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 15:50:36,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 15:50:36,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 15:50:36,351 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 15:50:36,351 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 15:50:36,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_vardep_true-unreach-call2_true-termination.i [2018-09-14 15:50:36,690 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436098e6a/e75c98efdc9542e68e1acab1eaba4d65/FLAG4425561d2 [2018-09-14 15:50:36,830 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 15:50:36,831 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_true-unreach-call2_true-termination.i [2018-09-14 15:50:36,836 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436098e6a/e75c98efdc9542e68e1acab1eaba4d65/FLAG4425561d2 [2018-09-14 15:50:36,858 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436098e6a/e75c98efdc9542e68e1acab1eaba4d65 [2018-09-14 15:50:36,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 15:50:36,873 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 15:50:36,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 15:50:36,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 15:50:36,887 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 15:50:36,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:50:36" (1/1) ... [2018-09-14 15:50:36,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201dfe03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:36, skipping insertion in model container [2018-09-14 15:50:36,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:50:36" (1/1) ... [2018-09-14 15:50:36,904 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 15:50:37,113 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:50:37,131 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 15:50:37,135 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:50:37,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37 WrapperNode [2018-09-14 15:50:37,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 15:50:37,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 15:50:37,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 15:50:37,149 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 15:50:37,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 15:50:37,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 15:50:37,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 15:50:37,170 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 15:50:37,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (1/1) ... [2018-09-14 15:50:37,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 15:50:37,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 15:50:37,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 15:50:37,190 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 15:50:37,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (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 [2018-09-14 15:50:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 15:50:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 15:50:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 15:50:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 15:50:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 15:50:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 15:50:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-14 15:50:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-14 15:50:37,480 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 15:50:37,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:50:37 BoogieIcfgContainer [2018-09-14 15:50:37,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 15:50:37,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 15:50:37,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 15:50:37,485 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 15:50:37,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 03:50:36" (1/3) ... [2018-09-14 15:50:37,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1803479f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:50:37, skipping insertion in model container [2018-09-14 15:50:37,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:50:37" (2/3) ... [2018-09-14 15:50:37,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1803479f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:50:37, skipping insertion in model container [2018-09-14 15:50:37,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:50:37" (3/3) ... [2018-09-14 15:50:37,488 INFO L112 eAbstractionObserver]: Analyzing ICFG simple_vardep_true-unreach-call2_true-termination.i [2018-09-14 15:50:37,498 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 15:50:37,505 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 15:50:37,554 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 15:50:37,555 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 15:50:37,555 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 15:50:37,555 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 15:50:37,555 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 15:50:37,555 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 15:50:37,556 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 15:50:37,556 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 15:50:37,556 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 15:50:37,573 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-09-14 15:50:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-14 15:50:37,581 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:50:37,582 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:50:37,583 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:50:37,588 INFO L82 PathProgramCache]: Analyzing trace with hash -569563750, now seen corresponding path program 1 times [2018-09-14 15:50:37,591 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:50:37,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:50:37,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:50:37,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:50:37,641 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:50:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:50:37,951 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-14 15:50:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:50:38,071 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:50:38,071 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:50:38,072 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:50:38,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:50:38,087 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:50:38,087 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:50:38,090 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 5 states. [2018-09-14 15:50:38,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:50:38,231 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2018-09-14 15:50:38,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-14 15:50:38,233 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-09-14 15:50:38,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:50:38,239 INFO L225 Difference]: With dead ends: 29 [2018-09-14 15:50:38,240 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 15:50:38,244 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-14 15:50:38,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 15:50:38,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 15:50:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 15:50:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 15:50:38,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-09-14 15:50:38,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:50:38,272 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 15:50:38,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:50:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 15:50:38,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 15:50:38,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 15:50:38,475 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-14 15:50:38,577 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-14 15:50:38,578 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:50:38,578 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:50:38,578 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-14 15:50:38,578 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 15:50:38,578 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:50:38,579 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 15 28) the Hoare annotation is: true [2018-09-14 15:50:38,579 INFO L422 ceAbstractionStarter]: At program point L25(line 25) the Hoare annotation is: (let ((.cse0 (* 2 main_~i~0)) (.cse1 (* 3 main_~i~0))) (and (<= .cse0 main_~j~0) (<= main_~j~0 .cse0) (<= .cse1 main_~k~0) (<= main_~k~0 .cse1))) [2018-09-14 15:50:38,581 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 15 28) no Hoare annotation was computed. [2018-09-14 15:50:38,581 INFO L422 ceAbstractionStarter]: At program point L25-1(lines 21 26) the Hoare annotation is: (let ((.cse0 (* 2 main_~i~0)) (.cse1 (* 3 main_~i~0))) (and (<= .cse0 main_~j~0) (<= main_~j~0 .cse0) (<= .cse1 main_~k~0) (<= main_~k~0 .cse1))) [2018-09-14 15:50:38,581 INFO L426 ceAbstractionStarter]: For program point L21-1(lines 21 26) no Hoare annotation was computed. [2018-09-14 15:50:38,581 INFO L426 ceAbstractionStarter]: For program point L21-3(lines 15 28) no Hoare annotation was computed. [2018-09-14 15:50:38,582 INFO L429 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 7 13) the Hoare annotation is: true [2018-09-14 15:50:38,582 INFO L426 ceAbstractionStarter]: For program point L10(line 10) no Hoare annotation was computed. [2018-09-14 15:50:38,582 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 7 13) no Hoare annotation was computed. [2018-09-14 15:50:38,582 INFO L426 ceAbstractionStarter]: For program point L9(lines 9 11) no Hoare annotation was computed. [2018-09-14 15:50:38,583 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2018-09-14 15:50:38,583 INFO L426 ceAbstractionStarter]: For program point L9-2(lines 7 13) no Hoare annotation was computed. [2018-09-14 15:50:38,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 03:50:38 BoogieIcfgContainer [2018-09-14 15:50:38,603 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 15:50:38,604 INFO L168 Benchmark]: Toolchain (without parser) took 1732.65 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -756.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:50:38,605 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:50:38,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.13 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. [2018-09-14 15:50:38,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:50:38,607 INFO L168 Benchmark]: Boogie Preprocessor took 19.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:50:38,608 INFO L168 Benchmark]: RCFGBuilder took 291.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-09-14 15:50:38,609 INFO L168 Benchmark]: TraceAbstraction took 1121.11 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2018-09-14 15:50:38,614 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.13 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 Procedure Inliner took 21.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 291.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1121.11 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10]: 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: 21]: Loop Invariant Derived loop invariant: ((2 * i <= j && j <= 2 * i) && 3 * i <= k) && k <= 3 * i - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 7 SDslu, 27 SDs, 0 SdLazy, 13 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 8 PreInvPairs, 10 NumberOfFragments, 47 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 740 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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/simple_vardep_true-unreach-call2_true-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_15-50-38-630.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/simple_vardep_true-unreach-call2_true-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_15-50-38-630.csv Received shutdown request...