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/Problem11_label32_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 01:31:00,359 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 01:31:00,362 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 01:31:00,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 01:31:00,375 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 01:31:00,376 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 01:31:00,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 01:31:00,379 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 01:31:00,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 01:31:00,381 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 01:31:00,384 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 01:31:00,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 01:31:00,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 01:31:00,386 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 01:31:00,387 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 01:31:00,388 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 01:31:00,389 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 01:31:00,391 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 01:31:00,393 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 01:31:00,394 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 01:31:00,397 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 01:31:00,399 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 01:31:00,405 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-25 01:31:00,421 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 01:31:00,457 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 01:31:00,457 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 01:31:00,458 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 01:31:00,459 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 01:31:00,459 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 01:31:00,459 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 01:31:00,459 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 01:31:00,459 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 01:31:00,463 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 01:31:00,463 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 01:31:00,463 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 01:31:00,463 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 01:31:00,463 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 01:31:00,463 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 01:31:00,464 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 01:31:00,464 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 01:31:00,465 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 01:31:00,465 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 01:31:00,465 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 01:31:00,465 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 01:31:00,465 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 01:31:00,465 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 01:31:00,466 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 01:31:00,466 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 01:31:00,466 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 01:31:00,466 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 01:31:00,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 01:31:00,467 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 01:31:00,467 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 01:31:00,467 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 01:31:00,467 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 01:31:00,467 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 01:31:00,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 01:31:00,468 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 01:31:00,468 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 01:31:00,468 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 01:31:00,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 01:31:00,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 01:31:00,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 01:31:00,557 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 01:31:00,557 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 01:31:00,558 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label32_true-unreach-call.c [2018-10-25 01:31:00,626 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/4527567ec/68f0b9c3faee41f1bcd9c4ecd04416a4/FLAG2a491c3f9 [2018-10-25 01:31:01,217 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 01:31:01,219 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label32_true-unreach-call.c [2018-10-25 01:31:01,233 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/4527567ec/68f0b9c3faee41f1bcd9c4ecd04416a4/FLAG2a491c3f9 [2018-10-25 01:31:01,254 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/4527567ec/68f0b9c3faee41f1bcd9c4ecd04416a4 [2018-10-25 01:31:01,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 01:31:01,269 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 01:31:01,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 01:31:01,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 01:31:01,278 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 01:31:01,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 01:31:01" (1/1) ... [2018-10-25 01:31:01,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32db559c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:01, skipping insertion in model container [2018-10-25 01:31:01,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 01:31:01" (1/1) ... [2018-10-25 01:31:01,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 01:31:01,364 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 01:31:01,957 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 01:31:01,963 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 01:31:02,212 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 01:31:02,234 INFO L193 MainTranslator]: Completed translation [2018-10-25 01:31:02,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02 WrapperNode [2018-10-25 01:31:02,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 01:31:02,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 01:31:02,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 01:31:02,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 01:31:02,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 01:31:02,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 01:31:02,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 01:31:02,555 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 01:31:02,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (1/1) ... [2018-10-25 01:31:02,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 01:31:02,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 01:31:02,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 01:31:02,710 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 01:31:02,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (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 01:31:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 01:31:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 01:31:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 01:31:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 01:31:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 01:31:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 01:31:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 01:31:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 01:31:07,386 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 01:31:07,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 01:31:07 BoogieIcfgContainer [2018-10-25 01:31:07,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 01:31:07,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 01:31:07,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 01:31:07,395 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 01:31:07,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 01:31:01" (1/3) ... [2018-10-25 01:31:07,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26105ada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 01:31:07, skipping insertion in model container [2018-10-25 01:31:07,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:31:02" (2/3) ... [2018-10-25 01:31:07,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26105ada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 01:31:07, skipping insertion in model container [2018-10-25 01:31:07,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 01:31:07" (3/3) ... [2018-10-25 01:31:07,401 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label32_true-unreach-call.c [2018-10-25 01:31:07,412 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 01:31:07,422 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 01:31:07,442 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 01:31:07,484 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 01:31:07,484 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 01:31:07,484 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 01:31:07,485 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 01:31:07,485 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 01:31:07,485 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 01:31:07,485 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 01:31:07,485 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 01:31:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-10-25 01:31:07,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-25 01:31:07,535 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:31:07,537 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] [2018-10-25 01:31:07,539 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:31:07,545 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:07,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1081840209, now seen corresponding path program 1 times [2018-10-25 01:31:07,547 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:31:07,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:07,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:31:07,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:07,597 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:31:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:31:08,032 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 01:31:08,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 01:31:08,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-25 01:31:08,036 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:31:08,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-25 01:31:08,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-25 01:31:08,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:31:08,064 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 4 states. [2018-10-25 01:31:11,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:31:11,172 INFO L93 Difference]: Finished difference Result 982 states and 1758 transitions. [2018-10-25 01:31:11,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 01:31:11,174 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-10-25 01:31:11,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:31:11,198 INFO L225 Difference]: With dead ends: 982 [2018-10-25 01:31:11,198 INFO L226 Difference]: Without dead ends: 683 [2018-10-25 01:31:11,206 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:31:11,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2018-10-25 01:31:11,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 683. [2018-10-25 01:31:11,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2018-10-25 01:31:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1005 transitions. [2018-10-25 01:31:11,302 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1005 transitions. Word has length 47 [2018-10-25 01:31:11,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:31:11,303 INFO L481 AbstractCegarLoop]: Abstraction has 683 states and 1005 transitions. [2018-10-25 01:31:11,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-25 01:31:11,303 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1005 transitions. [2018-10-25 01:31:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-25 01:31:11,311 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:31:11,311 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:31:11,312 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:31:11,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:11,312 INFO L82 PathProgramCache]: Analyzing trace with hash -498802676, now seen corresponding path program 1 times [2018-10-25 01:31:11,312 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:31:11,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:11,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:31:11,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:11,314 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:31:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:31:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:31:11,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 01:31:11,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-25 01:31:11,678 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:31:11,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-25 01:31:11,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-25 01:31:11,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:31:11,682 INFO L87 Difference]: Start difference. First operand 683 states and 1005 transitions. Second operand 4 states. [2018-10-25 01:31:15,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:31:15,703 INFO L93 Difference]: Finished difference Result 2515 states and 3862 transitions. [2018-10-25 01:31:15,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 01:31:15,703 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-10-25 01:31:15,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:31:15,720 INFO L225 Difference]: With dead ends: 2515 [2018-10-25 01:31:15,720 INFO L226 Difference]: Without dead ends: 1838 [2018-10-25 01:31:15,729 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:31:15,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2018-10-25 01:31:15,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1820. [2018-10-25 01:31:15,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1820 states. [2018-10-25 01:31:15,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1820 states and 2601 transitions. [2018-10-25 01:31:15,825 INFO L78 Accepts]: Start accepts. Automaton has 1820 states and 2601 transitions. Word has length 121 [2018-10-25 01:31:15,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:31:15,826 INFO L481 AbstractCegarLoop]: Abstraction has 1820 states and 2601 transitions. [2018-10-25 01:31:15,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-25 01:31:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2601 transitions. [2018-10-25 01:31:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-25 01:31:15,845 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:31:15,845 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:31:15,845 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:31:15,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:15,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1179143583, now seen corresponding path program 1 times [2018-10-25 01:31:15,846 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:31:15,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:15,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:31:15,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:15,848 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:31:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:31:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:31:16,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 01:31:16,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-25 01:31:16,228 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:31:16,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-25 01:31:16,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-25 01:31:16,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-25 01:31:16,230 INFO L87 Difference]: Start difference. First operand 1820 states and 2601 transitions. Second operand 5 states. [2018-10-25 01:31:21,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:31:21,969 INFO L93 Difference]: Finished difference Result 6439 states and 9608 transitions. [2018-10-25 01:31:21,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-25 01:31:21,970 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2018-10-25 01:31:21,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:31:22,006 INFO L225 Difference]: With dead ends: 6439 [2018-10-25 01:31:22,006 INFO L226 Difference]: Without dead ends: 4625 [2018-10-25 01:31:22,029 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-25 01:31:22,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4625 states. [2018-10-25 01:31:22,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4625 to 4405. [2018-10-25 01:31:22,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4405 states. [2018-10-25 01:31:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 4405 states and 5862 transitions. [2018-10-25 01:31:22,218 INFO L78 Accepts]: Start accepts. Automaton has 4405 states and 5862 transitions. Word has length 134 [2018-10-25 01:31:22,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:31:22,219 INFO L481 AbstractCegarLoop]: Abstraction has 4405 states and 5862 transitions. [2018-10-25 01:31:22,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-25 01:31:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 4405 states and 5862 transitions. [2018-10-25 01:31:22,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-25 01:31:22,227 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:31:22,228 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:31:22,228 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:31:22,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:22,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1374787125, now seen corresponding path program 1 times [2018-10-25 01:31:22,229 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:31:22,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:22,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:31:22,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:22,230 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:31:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:31:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:31:22,798 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:31:22,798 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:31:22,799 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 180 with the following transitions: [2018-10-25 01:31:22,802 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-25 01:31:22,853 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:31:22,853 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:31:24,582 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 01:31:24,585 INFO L272 AbstractInterpreter]: Visited 140 different actions 406 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-10-25 01:31:24,624 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:24,626 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 01:31:24,626 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:31:24,626 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 01:31:24,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:31:24,641 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 01:31:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:31:24,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 01:31:24,970 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:31:24,970 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 01:31:25,420 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:31:25,454 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-25 01:31:25,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-10-25 01:31:25,454 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:31:25,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 01:31:25,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 01:31:25,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-10-25 01:31:25,456 INFO L87 Difference]: Start difference. First operand 4405 states and 5862 transitions. Second operand 3 states. [2018-10-25 01:31:28,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:31:28,680 INFO L93 Difference]: Finished difference Result 9986 states and 13733 transitions. [2018-10-25 01:31:28,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 01:31:28,683 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2018-10-25 01:31:28,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:31:28,716 INFO L225 Difference]: With dead ends: 9986 [2018-10-25 01:31:28,717 INFO L226 Difference]: Without dead ends: 5587 [2018-10-25 01:31:28,744 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 358 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-10-25 01:31:28,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5587 states. [2018-10-25 01:31:28,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5587 to 5578. [2018-10-25 01:31:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5578 states. [2018-10-25 01:31:28,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 5578 states and 7440 transitions. [2018-10-25 01:31:28,881 INFO L78 Accepts]: Start accepts. Automaton has 5578 states and 7440 transitions. Word has length 179 [2018-10-25 01:31:28,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:31:28,881 INFO L481 AbstractCegarLoop]: Abstraction has 5578 states and 7440 transitions. [2018-10-25 01:31:28,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 01:31:28,882 INFO L276 IsEmpty]: Start isEmpty. Operand 5578 states and 7440 transitions. [2018-10-25 01:31:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-25 01:31:28,891 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:31:28,891 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 01:31:28,891 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:31:28,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:28,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1915795574, now seen corresponding path program 1 times [2018-10-25 01:31:28,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:31:28,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:28,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:31:28,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:31:28,893 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:31:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:31:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 153 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:31:29,345 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:31:29,345 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:31:29,346 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 207 with the following transitions: [2018-10-25 01:31:29,346 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-25 01:31:29,351 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:31:29,351 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:31:29,450 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 01:31:29,450 INFO L272 AbstractInterpreter]: Visited 89 different actions 89 times. Never merged. Never widened. Never found a fixpoint. Largest state had 28 variables. [2018-10-25 01:31:29,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:31:29,489 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 01:31:29,881 INFO L232 lantSequenceWeakener]: Weakened 197 states. On average, predicates are now at 73.54% of their original sizes. [2018-10-25 01:31:29,881 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 01:31:30,144 INFO L413 sIntCurrentIteration]: We have 205 unified AI predicates [2018-10-25 01:31:30,144 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 01:31:30,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 01:31:30,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-25 01:31:30,145 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:31:30,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 01:31:30,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 01:31:30,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 01:31:30,147 INFO L87 Difference]: Start difference. First operand 5578 states and 7440 transitions. Second operand 6 states. [2018-10-25 01:33:14,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:33:14,521 INFO L93 Difference]: Finished difference Result 11342 states and 15099 transitions. [2018-10-25 01:33:14,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-25 01:33:14,521 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 206 [2018-10-25 01:33:14,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:33:14,549 INFO L225 Difference]: With dead ends: 11342 [2018-10-25 01:33:14,550 INFO L226 Difference]: Without dead ends: 5770 [2018-10-25 01:33:14,572 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 206 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 01:33:14,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5770 states. [2018-10-25 01:33:14,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5770 to 5768. [2018-10-25 01:33:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5768 states. [2018-10-25 01:33:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5768 states to 5768 states and 7641 transitions. [2018-10-25 01:33:14,707 INFO L78 Accepts]: Start accepts. Automaton has 5768 states and 7641 transitions. Word has length 206 [2018-10-25 01:33:14,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:33:14,707 INFO L481 AbstractCegarLoop]: Abstraction has 5768 states and 7641 transitions. [2018-10-25 01:33:14,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 01:33:14,708 INFO L276 IsEmpty]: Start isEmpty. Operand 5768 states and 7641 transitions. [2018-10-25 01:33:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-25 01:33:14,723 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:33:14,724 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-25 01:33:14,724 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:33:14,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:33:14,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1259223746, now seen corresponding path program 1 times [2018-10-25 01:33:14,725 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:33:14,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:33:14,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:33:14,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:33:14,726 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:33:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:33:15,358 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 280 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-25 01:33:15,359 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:33:15,359 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:33:15,359 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 324 with the following transitions: [2018-10-25 01:33:15,360 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-25 01:33:15,374 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:33:15,375 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:33:16,449 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 01:33:16,449 INFO L272 AbstractInterpreter]: Visited 127 different actions 377 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-10-25 01:33:16,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:33:16,494 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 01:33:16,494 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:33:16,494 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 01:33:16,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:33:16,504 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 01:33:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:33:16,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 01:33:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-10-25 01:33:16,717 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 01:33:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-10-25 01:33:16,949 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-25 01:33:16,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-10-25 01:33:16,950 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:33:16,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 01:33:16,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 01:33:16,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-25 01:33:16,951 INFO L87 Difference]: Start difference. First operand 5768 states and 7641 transitions. Second operand 3 states. [2018-10-25 01:33:18,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:33:18,756 INFO L93 Difference]: Finished difference Result 13921 states and 19222 transitions. [2018-10-25 01:33:18,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 01:33:18,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 323 [2018-10-25 01:33:18,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:33:18,805 INFO L225 Difference]: With dead ends: 13921 [2018-10-25 01:33:18,805 INFO L226 Difference]: Without dead ends: 8349 [2018-10-25 01:33:18,837 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 651 GetRequests, 645 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-25 01:33:18,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8349 states. [2018-10-25 01:33:19,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8349 to 8331. [2018-10-25 01:33:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8331 states. [2018-10-25 01:33:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8331 states to 8331 states and 10927 transitions. [2018-10-25 01:33:19,040 INFO L78 Accepts]: Start accepts. Automaton has 8331 states and 10927 transitions. Word has length 323 [2018-10-25 01:33:19,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:33:19,041 INFO L481 AbstractCegarLoop]: Abstraction has 8331 states and 10927 transitions. [2018-10-25 01:33:19,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 01:33:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 8331 states and 10927 transitions. [2018-10-25 01:33:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-10-25 01:33:19,063 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:33:19,064 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 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 01:33:19,064 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:33:19,064 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:33:19,064 INFO L82 PathProgramCache]: Analyzing trace with hash -249519929, now seen corresponding path program 1 times [2018-10-25 01:33:19,065 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:33:19,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:33:19,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:33:19,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:33:19,066 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:33:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:33:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 208 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:33:19,925 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:33:19,926 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:33:19,926 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 328 with the following transitions: [2018-10-25 01:33:19,926 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [857], [861], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-25 01:33:19,939 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:33:19,940 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:33:20,361 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 01:33:20,361 INFO L272 AbstractInterpreter]: Visited 157 different actions 457 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-10-25 01:33:20,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:33:20,397 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 01:33:20,397 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:33:20,397 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 01:33:20,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:33:20,411 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 01:33:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:33:20,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 01:33:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-10-25 01:33:20,609 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 01:33:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-10-25 01:33:20,817 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-25 01:33:20,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-10-25 01:33:20,817 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:33:20,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 01:33:20,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 01:33:20,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-10-25 01:33:20,820 INFO L87 Difference]: Start difference. First operand 8331 states and 10927 transitions. Second operand 3 states. [2018-10-25 01:33:22,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:33:22,459 INFO L93 Difference]: Finished difference Result 18861 states and 25585 transitions. [2018-10-25 01:33:22,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 01:33:22,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 327 [2018-10-25 01:33:22,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:33:22,518 INFO L225 Difference]: With dead ends: 18861 [2018-10-25 01:33:22,518 INFO L226 Difference]: Without dead ends: 10726 [2018-10-25 01:33:22,545 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 659 GetRequests, 653 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-10-25 01:33:22,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10726 states. [2018-10-25 01:33:22,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10726 to 10707. [2018-10-25 01:33:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10707 states. [2018-10-25 01:33:22,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10707 states to 10707 states and 14002 transitions. [2018-10-25 01:33:22,769 INFO L78 Accepts]: Start accepts. Automaton has 10707 states and 14002 transitions. Word has length 327 [2018-10-25 01:33:22,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:33:22,770 INFO L481 AbstractCegarLoop]: Abstraction has 10707 states and 14002 transitions. [2018-10-25 01:33:22,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 01:33:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 10707 states and 14002 transitions. [2018-10-25 01:33:22,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-10-25 01:33:22,807 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:33:22,808 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 01:33:22,808 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:33:22,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:33:22,809 INFO L82 PathProgramCache]: Analyzing trace with hash 773020956, now seen corresponding path program 1 times [2018-10-25 01:33:22,809 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:33:22,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:33:22,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:33:22,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:33:22,810 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:33:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:33:23,389 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 313 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-25 01:33:23,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:33:23,389 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:33:23,390 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 364 with the following transitions: [2018-10-25 01:33:23,390 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-25 01:33:23,394 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:33:23,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:33:24,282 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 01:33:24,282 INFO L272 AbstractInterpreter]: Visited 134 different actions 398 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-10-25 01:33:24,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:33:24,288 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 01:33:24,288 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:33:24,288 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 01:33:24,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:33:24,300 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 01:33:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:33:24,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 01:33:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 313 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-25 01:33:24,841 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 01:33:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 313 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-25 01:33:25,115 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 01:33:25,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-10-25 01:33:25,116 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 01:33:25,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-25 01:33:25,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-25 01:33:25,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-10-25 01:33:25,118 INFO L87 Difference]: Start difference. First operand 10707 states and 14002 transitions. Second operand 7 states. [2018-10-25 01:33:26,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:33:26,955 INFO L93 Difference]: Finished difference Result 20709 states and 27620 transitions. [2018-10-25 01:33:26,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 01:33:26,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 363 [2018-10-25 01:33:26,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:33:26,957 INFO L225 Difference]: With dead ends: 20709 [2018-10-25 01:33:26,957 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 01:33:27,005 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 735 GetRequests, 726 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-25 01:33:27,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 01:33:27,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 01:33:27,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 01:33:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 01:33:27,006 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2018-10-25 01:33:27,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:33:27,007 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 01:33:27,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-25 01:33:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 01:33:27,007 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 01:33:27,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 01:33:27,510 WARN L179 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 18 [2018-10-25 01:33:28,150 WARN L179 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 82 [2018-10-25 01:33:28,298 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 01:33:28,298 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-10-25 01:33:28,298 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 01:33:28,298 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,299 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,300 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,300 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-10-25 01:33:28,300 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-10-25 01:33:28,300 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-10-25 01:33:28,300 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,300 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,301 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,302 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-10-25 01:33:28,303 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,304 INFO L425 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-10-25 01:33:28,305 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-10-25 01:33:28,306 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,307 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,308 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-10-25 01:33:28,309 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,310 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,311 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,311 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,311 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (= ~a29~0 |old(~a29~0)|)) (.cse2 (= ~a4~0 |old(~a4~0)|))) (let ((.cse7 (< 130 |old(~a29~0)|)) (.cse8 (and .cse1 .cse2)) (.cse11 (= 9 ~a25~0)) (.cse10 (not (= 9 |old(~a25~0)|))) (.cse0 (not (= 12 ~a25~0))) (.cse13 (<= 13 ~a25~0)) (.cse12 (< |old(~a25~0)| 13)) (.cse9 (< 0 |old(~a4~0)|)) (.cse6 (<= (+ ~a23~0 43) 0)) (.cse5 (< 0 (+ |old(~a23~0)| 43))) (.cse3 (= 12 |old(~a25~0)|)) (.cse4 (not (= 1 |old(~a4~0)|)))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse4 .cse6 .cse7) (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (and (= ~a23~0 312) (= ~a25~0 10)) (not (= 312 |old(~a23~0)|)) .cse4 (= |calculate_output_#in~input| 0) (not (= 130 |old(~a29~0)|))) (or .cse4 .cse7 .cse8) (or .cse8 .cse9) (or .cse10 .cse11 .cse9) (or (<= |old(~a23~0)| 138) (and .cse1 .cse2 (< 138 ~a23~0)) .cse4) (or .cse11 .cse10 .cse4) (or .cse5 .cse6 .cse9) (or .cse0 .cse3 .cse9) (or .cse12 .cse4 .cse13) (or .cse13 .cse12 .cse9) (or (< |old(~a23~0)| 312) .cse4 (<= 312 ~a23~0)) (or .cse6 .cse5 .cse3 .cse4)))) [2018-10-25 01:33:28,311 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,311 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-10-25 01:33:28,311 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,312 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,313 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,314 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,315 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,316 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,317 INFO L425 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,318 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-10-25 01:33:28,319 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-10-25 01:33:28,320 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-10-25 01:33:28,321 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-10-25 01:33:28,322 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-10-25 01:33:28,323 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,324 INFO L425 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-10-25 01:33:28,325 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-10-25 01:33:28,326 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-10-25 01:33:28,327 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L425 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 01:33:28,328 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-10-25 01:33:28,329 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 01:33:28,329 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 01:33:28,329 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (= ~a23~0 312) (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= ~a4~0 |old(~a4~0)|))) [2018-10-25 01:33:28,329 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-10-25 01:33:28,329 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (and (<= ~a29~0 130) .cse0) (not (= 10 |old(~a25~0)|)) (<= ~a4~0 0) (and (not (= 12 ~a25~0)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and .cse0 (< 138 ~a23~0)))) [2018-10-25 01:33:28,329 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-10-25 01:33:28,329 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-10-25 01:33:28,330 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-10-25 01:33:28,330 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (and (<= ~a29~0 130) .cse0) (not (= 10 |old(~a25~0)|)) (<= ~a4~0 0) (and (not (= 12 ~a25~0)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and .cse0 (< 138 ~a23~0)))) [2018-10-25 01:33:28,330 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-10-25 01:33:28,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 01:33:28 BoogieIcfgContainer [2018-10-25 01:33:28,345 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 01:33:28,346 INFO L168 Benchmark]: Toolchain (without parser) took 147077.48 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 986.0 MB. Max. memory is 7.1 GB. [2018-10-25 01:33:28,351 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-10-25 01:33:28,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-10-25 01:33:28,353 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.42 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 725.1 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -816.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2018-10-25 01:33:28,353 INFO L168 Benchmark]: Boogie Preprocessor took 154.60 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 01:33:28,355 INFO L168 Benchmark]: RCFGBuilder took 4680.49 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 196.8 MB). Peak memory consumption was 196.8 MB. Max. memory is 7.1 GB. [2018-10-25 01:33:28,356 INFO L168 Benchmark]: TraceAbstraction took 140953.65 ms. Allocated memory was 2.2 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 2.0 GB in the beginning and 2.9 GB in the end (delta: -952.8 MB). Peak memory consumption was 816.7 MB. Max. memory is 7.1 GB. [2018-10-25 01:33:28,361 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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. * CACSL2BoogieTranslator took 962.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 318.42 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 725.1 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -816.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 154.60 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 4680.49 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 196.8 MB). Peak memory consumption was 196.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 140953.65 ms. Allocated memory was 2.2 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 2.0 GB in the beginning and 2.9 GB in the end (delta: -952.8 MB). Peak memory consumption was 816.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 126]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((a29 <= 130 && 1 == a4) || !(10 == \old(a25))) || a4 <= 0) || (!(12 == a25) && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29))) || (1 == a4 && 138 < a23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 140.8s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 126.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2456 SDtfs, 3419 SDslu, 1320 SDs, 0 SdLazy, 8592 SolverSat, 1739 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 111.9s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 2638 GetRequests, 2593 SyntacticMatches, 4 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10707occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.4s AbstIntTime, 5 AbstIntIterations, 1 AbstIntStrong, 0.9976879299562227 AbsIntWeakeningRatio, 0.13658536585365855 AbsIntAvgWeakeningVarsNumRemoved, 18.21951219512195 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 286 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 227 PreInvPairs, 361 NumberOfFragments, 394 HoareAnnotationTreeSize, 227 FomulaSimplifications, 2048 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1299 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 2892 NumberOfCodeBlocks, 2892 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4068 ConstructedInterpolants, 0 QuantifiedInterpolants, 2777352 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2061 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 16 InterpolantComputations, 9 PerfectInterpolantSequences, 3190/3208 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...