java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:06:22,630 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:06:22,632 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:06:22,646 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:06:22,646 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:06:22,649 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:06:22,651 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:06:22,653 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:06:22,655 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:06:22,657 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:06:22,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:06:22,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:06:22,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:06:22,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:06:22,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:06:22,667 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:06:22,668 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:06:22,675 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:06:22,680 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:06:22,683 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:06:22,684 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:06:22,687 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:06:22,695 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-25 00:06:22,706 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 00:06:22,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:06:22,727 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:06:22,728 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:06:22,728 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:06:22,728 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:06:22,729 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:06:22,729 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:06:22,729 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:06:22,729 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:06:22,729 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:06:22,730 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:06:22,730 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:06:22,730 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:06:22,730 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:06:22,731 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:06:22,731 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:06:22,731 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:06:22,731 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:06:22,732 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:06:22,733 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:06:22,733 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:06:22,733 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:06:22,733 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:06:22,734 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:06:22,734 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:06:22,734 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:06:22,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:06:22,735 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:06:22,735 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:06:22,735 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:06:22,735 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:06:22,735 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:06:22,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:06:22,736 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:06:22,736 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:06:22,737 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:06:22,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:06:22,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:06:22,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:06:22,813 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:06:22,813 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:06:22,814 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-10-25 00:06:22,866 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e64f8513d/1c3932b1f65f4dee9d3a8625a0bd11de/FLAGec25f00e4 [2018-10-25 00:06:23,444 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:06:23,445 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-10-25 00:06:23,463 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e64f8513d/1c3932b1f65f4dee9d3a8625a0bd11de/FLAGec25f00e4 [2018-10-25 00:06:23,485 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e64f8513d/1c3932b1f65f4dee9d3a8625a0bd11de [2018-10-25 00:06:23,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:06:23,500 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:06:23,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:06:23,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:06:23,505 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:06:23,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:06:23" (1/1) ... [2018-10-25 00:06:23,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16219d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:23, skipping insertion in model container [2018-10-25 00:06:23,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:06:23" (1/1) ... [2018-10-25 00:06:23,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:06:23,589 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:06:24,056 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:06:24,062 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:06:24,188 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:06:24,206 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:06:24,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24 WrapperNode [2018-10-25 00:06:24,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:06:24,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:06:24,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:06:24,208 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:06:24,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:06:24,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:06:24,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:06:24,379 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:06:24,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... [2018-10-25 00:06:24,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:06:24,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:06:24,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:06:24,461 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:06:24,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 00:06:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:06:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:06:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:06:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:06:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:06:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:06:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:06:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:06:28,079 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:06:28,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:06:28 BoogieIcfgContainer [2018-10-25 00:06:28,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:06:28,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:06:28,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:06:28,092 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:06:28,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:06:23" (1/3) ... [2018-10-25 00:06:28,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@639d68c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:06:28, skipping insertion in model container [2018-10-25 00:06:28,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:24" (2/3) ... [2018-10-25 00:06:28,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@639d68c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:06:28, skipping insertion in model container [2018-10-25 00:06:28,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:06:28" (3/3) ... [2018-10-25 00:06:28,098 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label27_true-unreach-call_false-termination.c [2018-10-25 00:06:28,108 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:06:28,117 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:06:28,135 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:06:28,174 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:06:28,174 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:06:28,175 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:06:28,175 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:06:28,175 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:06:28,177 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:06:28,177 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:06:28,177 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:06:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-25 00:06:28,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-25 00:06:28,218 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:28,220 INFO L375 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] [2018-10-25 00:06:28,222 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:28,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:28,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1664661616, now seen corresponding path program 1 times [2018-10-25 00:06:28,232 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:28,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:28,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:28,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:28,282 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:28,922 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:06:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:29,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:06:29,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:06:29,015 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:29,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:06:29,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:06:29,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:29,040 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-25 00:06:31,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:31,074 INFO L93 Difference]: Finished difference Result 621 states and 1061 transitions. [2018-10-25 00:06:31,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:06:31,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2018-10-25 00:06:31,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:31,099 INFO L225 Difference]: With dead ends: 621 [2018-10-25 00:06:31,100 INFO L226 Difference]: Without dead ends: 382 [2018-10-25 00:06:31,107 INFO L605 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 [2018-10-25 00:06:31,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-10-25 00:06:31,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 380. [2018-10-25 00:06:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-10-25 00:06:31,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 641 transitions. [2018-10-25 00:06:31,194 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 641 transitions. Word has length 102 [2018-10-25 00:06:31,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:31,195 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 641 transitions. [2018-10-25 00:06:31,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:06:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 641 transitions. [2018-10-25 00:06:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-25 00:06:31,202 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:31,202 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-25 00:06:31,203 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:31,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:31,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1726268791, now seen corresponding path program 1 times [2018-10-25 00:06:31,203 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:31,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:31,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:31,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:31,205 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:31,759 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:31,760 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:31,760 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:31,761 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 117 with the following transitions: [2018-10-25 00:06:31,764 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:31,820 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:31,820 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:32,895 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:32,896 INFO L272 AbstractInterpreter]: Visited 105 different actions 204 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-25 00:06:32,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:32,943 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:33,825 INFO L232 lantSequenceWeakener]: Weakened 113 states. On average, predicates are now at 80.66% of their original sizes. [2018-10-25 00:06:33,826 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:35,725 INFO L413 sIntCurrentIteration]: We have 115 unified AI predicates [2018-10-25 00:06:35,725 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:35,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:35,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2018-10-25 00:06:35,727 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:35,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-25 00:06:35,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-25 00:06:35,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:06:35,730 INFO L87 Difference]: Start difference. First operand 380 states and 641 transitions. Second operand 10 states. [2018-10-25 00:06:47,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:47,597 INFO L93 Difference]: Finished difference Result 1205 states and 2107 transitions. [2018-10-25 00:06:47,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-25 00:06:47,598 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 116 [2018-10-25 00:06:47,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:47,607 INFO L225 Difference]: With dead ends: 1205 [2018-10-25 00:06:47,607 INFO L226 Difference]: Without dead ends: 831 [2018-10-25 00:06:47,613 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 125 GetRequests, 30 SyntacticMatches, 77 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-25 00:06:47,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2018-10-25 00:06:47,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 824. [2018-10-25 00:06:47,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2018-10-25 00:06:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1135 transitions. [2018-10-25 00:06:47,670 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1135 transitions. Word has length 116 [2018-10-25 00:06:47,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:47,671 INFO L481 AbstractCegarLoop]: Abstraction has 824 states and 1135 transitions. [2018-10-25 00:06:47,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-25 00:06:47,671 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1135 transitions. [2018-10-25 00:06:47,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-25 00:06:47,678 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:47,678 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-25 00:06:47,679 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:47,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:47,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1016431915, now seen corresponding path program 1 times [2018-10-25 00:06:47,680 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:47,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:47,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:47,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:47,681 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-25 00:06:48,023 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:48,023 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:48,023 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 136 with the following transitions: [2018-10-25 00:06:48,024 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:48,030 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:48,031 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:48,730 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:48,731 INFO L272 AbstractInterpreter]: Visited 107 different actions 432 times. Merged at 8 different actions 37 times. Never widened. Found 8 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-25 00:06:48,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:48,768 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:49,756 INFO L232 lantSequenceWeakener]: Weakened 1 states. On average, predicates are now at 83.33% of their original sizes. [2018-10-25 00:06:49,756 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:52,980 INFO L413 sIntCurrentIteration]: We have 134 unified AI predicates [2018-10-25 00:06:52,980 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:52,980 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:52,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 19 [2018-10-25 00:06:52,981 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:52,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:06:52,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:06:52,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:06:52,983 INFO L87 Difference]: Start difference. First operand 824 states and 1135 transitions. Second operand 12 states. [2018-10-25 00:07:17,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:17,768 INFO L93 Difference]: Finished difference Result 2686 states and 3897 transitions. [2018-10-25 00:07:17,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-25 00:07:17,769 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 135 [2018-10-25 00:07:17,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:17,779 INFO L225 Difference]: With dead ends: 2686 [2018-10-25 00:07:17,780 INFO L226 Difference]: Without dead ends: 1868 [2018-10-25 00:07:17,784 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 140 GetRequests, 33 SyntacticMatches, 91 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 509 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:07:17,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1868 states. [2018-10-25 00:07:17,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1868 to 1862. [2018-10-25 00:07:17,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1862 states. [2018-10-25 00:07:17,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1862 states and 2400 transitions. [2018-10-25 00:07:17,847 INFO L78 Accepts]: Start accepts. Automaton has 1862 states and 2400 transitions. Word has length 135 [2018-10-25 00:07:17,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:17,848 INFO L481 AbstractCegarLoop]: Abstraction has 1862 states and 2400 transitions. [2018-10-25 00:07:17,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:07:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2400 transitions. [2018-10-25 00:07:17,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-25 00:07:17,855 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:17,855 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2018-10-25 00:07:17,855 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:17,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:17,856 INFO L82 PathProgramCache]: Analyzing trace with hash -492333930, now seen corresponding path program 1 times [2018-10-25 00:07:17,856 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:17,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:17,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:17,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:17,858 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:07:18,087 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:18,087 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:18,087 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-10-25 00:07:18,088 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [487], [489], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:18,092 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:18,092 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:18,504 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:07:18,504 INFO L272 AbstractInterpreter]: Visited 108 different actions 326 times. Merged at 8 different actions 26 times. Widened at 1 different actions 1 times. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-25 00:07:18,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:18,543 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:07:18,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:18,543 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 00:07:18,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:18,557 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:07:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:18,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:07:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-25 00:07:19,249 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:07:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-25 00:07:19,676 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:07:19,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2018-10-25 00:07:19,677 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:07:19,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-25 00:07:19,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-25 00:07:19,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:07:19,679 INFO L87 Difference]: Start difference. First operand 1862 states and 2400 transitions. Second operand 14 states. [2018-10-25 00:07:26,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:26,422 INFO L93 Difference]: Finished difference Result 4662 states and 6522 transitions. [2018-10-25 00:07:26,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-10-25 00:07:26,429 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 155 [2018-10-25 00:07:26,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:26,430 INFO L225 Difference]: With dead ends: 4662 [2018-10-25 00:07:26,430 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:07:26,446 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 324 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=449, Invalid=1273, Unknown=0, NotChecked=0, Total=1722 [2018-10-25 00:07:26,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:07:26,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:07:26,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:07:26,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:07:26,447 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-10-25 00:07:26,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:26,448 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:07:26,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-25 00:07:26,448 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:07:26,448 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:07:26,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:07:26,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:26,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:26,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:26,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:26,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:27,763 WARN L179 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2018-10-25 00:07:28,733 WARN L179 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 77 [2018-10-25 00:07:29,710 WARN L179 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 104 [2018-10-25 00:07:29,946 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 79 [2018-10-25 00:07:30,142 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 79 [2018-10-25 00:07:30,145 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0)) [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,146 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-25 00:07:30,147 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-25 00:07:30,148 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-25 00:07:30,148 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:07:30,148 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 457) no Hoare annotation was computed. [2018-10-25 00:07:30,148 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:07:30,148 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-25 00:07:30,148 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-25 00:07:30,149 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-25 00:07:30,150 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,151 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-25 00:07:30,152 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,153 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-25 00:07:30,154 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,155 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-25 00:07:30,156 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:07:30,157 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:07:30,158 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-25 00:07:30,159 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-25 00:07:30,160 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-25 00:07:30,161 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-25 00:07:30,162 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-25 00:07:30,163 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-25 00:07:30,164 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-25 00:07:30,164 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-25 00:07:30,164 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-25 00:07:30,164 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-25 00:07:30,164 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-25 00:07:30,165 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-25 00:07:30,165 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-25 00:07:30,165 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-25 00:07:30,165 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-25 00:07:30,165 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-25 00:07:30,165 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-25 00:07:30,166 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-25 00:07:30,166 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,166 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,166 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (not (= 1 ~a21~0))) (.cse6 (= 0 |old(~a28~0)|)) (.cse9 (= |calculate_output_#in~input| 0)) (.cse5 (not (= 1 |old(~a19~0)|))) (.cse7 (not (= 8 |old(~a17~0)|)))) (let ((.cse8 (= |old(~a28~0)| ~a28~0)) (.cse3 (= 11 |old(~a28~0)|)) (.cse2 (= ~a11~0 0)) (.cse1 (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (= |old(~a28~0)| 0) (not (= 3 ~c~0)) .cse9 (not (= ~a~0 1)) (not (= 26 ~z~0)) .cse5 (not (= ~x~0 24)) .cse7 (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) (.cse0 (or .cse4 .cse5 .cse6 (not (= 0 |old(~a11~0)|)) .cse7 .cse9))) (and (or .cse0 (= ~a25~0 0) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) .cse1) (or .cse2 .cse1 .cse0 .cse3) (or (or .cse4 .cse5 .cse6 .cse7) (and .cse8 (and (= ~a17~0 8) (= ~a19~0 1)))) (or (and .cse8 (= |old(~a17~0)| ~a17~0)) (= 9 |old(~a17~0)|) .cse3) (or (or (not .cse3) (not (= 1 |old(~a25~0)|))) (and .cse2 (= ~a25~0 1)) .cse1 .cse0)))) [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-25 00:07:30,167 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-25 00:07:30,168 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-25 00:07:30,169 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:30,170 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-25 00:07:30,171 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:07:30,172 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-10-25 00:07:30,173 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:07:30,173 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:07:30,173 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-25 00:07:30,173 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-25 00:07:30,173 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a28~0 11)))) (or (not (= |old(~a11~0)| 0)) (and (= |old(~a17~0)| ~a17~0) .cse0) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and (= 7 ~a17~0) .cse0) (not (= |old(~a25~0)| 0)) (and (= ~a17~0 8) (= ~a19~0 1)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) [2018-10-25 00:07:30,173 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:07:30,174 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:07:30,174 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= ~a28~0 11)))) (or (not (= |old(~a11~0)| 0)) (and (= |old(~a17~0)| ~a17~0) .cse0) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and (= 7 ~a17~0) .cse0) (not (= |old(~a25~0)| 0)) (and (= ~a17~0 8) (= ~a19~0 1)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) [2018-10-25 00:07:30,174 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-25 00:07:30,174 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-25 00:07:30,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:07:30 BoogieIcfgContainer [2018-10-25 00:07:30,191 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:07:30,192 INFO L168 Benchmark]: Toolchain (without parser) took 66693.35 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 3.2 GB in the end (delta: -1.8 GB). Peak memory consumption was 768.1 MB. Max. memory is 7.1 GB. [2018-10-25 00:07:30,194 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-25 00:07:30,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.16 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. [2018-10-25 00:07:30,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.91 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -805.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-25 00:07:30,198 INFO L168 Benchmark]: Boogie Preprocessor took 81.54 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:07:30,198 INFO L168 Benchmark]: RCFGBuilder took 3620.76 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: 118.0 MB). Peak memory consumption was 118.0 MB. Max. memory is 7.1 GB. [2018-10-25 00:07:30,202 INFO L168 Benchmark]: TraceAbstraction took 62108.58 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 681.6 MB. Max. memory is 7.1 GB. [2018-10-25 00:07:30,213 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 706.16 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 170.91 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -805.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.54 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3620.76 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: 118.0 MB). Peak memory consumption was 118.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 62108.58 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 681.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 457]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(\old(a11) == 0) || (\old(a17) == a17 && !(a28 == 11))) || !(v == 22)) || !(u == 21)) || !(a21 == 1)) || !(y == 25)) || !(3 == c)) || (7 == a17 && !(a28 == 11))) || !(\old(a25) == 0)) || (a17 == 8 && a19 == 1)) || !(\old(a28) == 7)) || !(a == 1)) || !(26 == z)) || !(1 == \old(a19))) || !(x == 24)) || !(8 == \old(a17))) || !(e == 5)) || !(d == 4)) || !(6 == f)) || !(w == 23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 62.0s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 45.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 684 SDtfs, 4323 SDslu, 905 SDs, 0 SdLazy, 7706 SolverSat, 1551 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.2s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 636 GetRequests, 389 SyntacticMatches, 172 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1118 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1862occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.3s AbstIntTime, 3 AbstIntIterations, 2 AbstIntStrong, 0.996350114138916 AbsIntWeakeningRatio, 0.26506024096385544 AbsIntAvgWeakeningVarsNumRemoved, 2.176706827309237 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 15 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 49 PreInvPairs, 97 NumberOfFragments, 666 HoareAnnotationTreeSize, 49 FomulaSimplifications, 9106 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 8372 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 663 NumberOfCodeBlocks, 663 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 812 ConstructedInterpolants, 0 QuantifiedInterpolants, 238135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 462 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 267/327 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...