/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label47.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 21:12:50,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 21:12:50,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 21:12:50,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 21:12:50,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-23 21:12:50,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 21:12:50,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 21:12:50,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 21:12:50,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 21:12:50,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 21:12:50,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 21:12:50,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 21:12:50,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 21:12:50,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 21:12:50,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 21:12:50,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 21:12:50,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 21:12:50,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 21:12:50,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 21:12:50,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 21:12:50,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 21:12:50,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 21:12:50,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 21:12:50,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 21:12:50,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 21:12:50,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 21:12:50,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 21:12:50,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 21:12:50,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 21:12:50,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 21:12:50,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 21:12:50,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 21:12:50,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 21:12:50,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 21:12:50,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 21:12:50,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 21:12:50,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 21:12:50,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 21:12:50,447 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 21:12:50,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 21:12:50,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label47.c [2019-11-23 21:12:50,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3bc7154f/4610b8d657ee412aac22ec53e9947e66/FLAG6f273170f [2019-11-23 21:12:51,071 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 21:12:51,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label47.c [2019-11-23 21:12:51,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3bc7154f/4610b8d657ee412aac22ec53e9947e66/FLAG6f273170f [2019-11-23 21:12:51,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3bc7154f/4610b8d657ee412aac22ec53e9947e66 [2019-11-23 21:12:51,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 21:12:51,359 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 21:12:51,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 21:12:51,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 21:12:51,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 21:12:51,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:51" (1/1) ... [2019-11-23 21:12:51,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab7ede9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:51, skipping insertion in model container [2019-11-23 21:12:51,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:51" (1/1) ... [2019-11-23 21:12:51,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 21:12:51,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 21:12:52,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:12:52,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 21:12:52,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:12:52,196 INFO L208 MainTranslator]: Completed translation [2019-11-23 21:12:52,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52 WrapperNode [2019-11-23 21:12:52,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 21:12:52,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 21:12:52,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 21:12:52,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 21:12:52,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 21:12:52,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 21:12:52,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 21:12:52,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 21:12:52,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... [2019-11-23 21:12:52,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 21:12:52,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 21:12:52,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 21:12:52,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 21:12:52,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 21:12:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 21:12:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 21:12:54,225 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 21:12:54,225 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 21:12:54,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:54 BoogieIcfgContainer [2019-11-23 21:12:54,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 21:12:54,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 21:12:54,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 21:12:54,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 21:12:54,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:51" (1/3) ... [2019-11-23 21:12:54,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c1b2646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:54, skipping insertion in model container [2019-11-23 21:12:54,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:52" (2/3) ... [2019-11-23 21:12:54,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c1b2646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:54, skipping insertion in model container [2019-11-23 21:12:54,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:54" (3/3) ... [2019-11-23 21:12:54,241 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label47.c [2019-11-23 21:12:54,252 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 21:12:54,260 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 21:12:54,272 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 21:12:54,306 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 21:12:54,306 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 21:12:54,307 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 21:12:54,307 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 21:12:54,307 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 21:12:54,307 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 21:12:54,307 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 21:12:54,308 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 21:12:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-23 21:12:54,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-23 21:12:54,338 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:12:54,339 INFO L410 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] [2019-11-23 21:12:54,340 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:12:54,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:12:54,346 INFO L82 PathProgramCache]: Analyzing trace with hash 2113343065, now seen corresponding path program 1 times [2019-11-23 21:12:54,356 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:12:54,356 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596224842] [2019-11-23 21:12:54,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:12:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:12:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:12:54,617 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596224842] [2019-11-23 21:12:54,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:12:54,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:12:54,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659726964] [2019-11-23 21:12:54,626 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:12:54,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:12:54,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:12:54,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:12:54,644 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-23 21:12:56,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:12:56,553 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-11-23 21:12:56,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:12:56,555 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-23 21:12:56,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:12:56,575 INFO L225 Difference]: With dead ends: 850 [2019-11-23 21:12:56,575 INFO L226 Difference]: Without dead ends: 538 [2019-11-23 21:12:56,580 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:12:56,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-23 21:12:56,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-23 21:12:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-23 21:12:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 796 transitions. [2019-11-23 21:12:56,658 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 796 transitions. Word has length 33 [2019-11-23 21:12:56,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:12:56,659 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 796 transitions. [2019-11-23 21:12:56,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:12:56,659 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 796 transitions. [2019-11-23 21:12:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-23 21:12:56,664 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:12:56,664 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:12:56,664 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:12:56,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:12:56,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1915270461, now seen corresponding path program 1 times [2019-11-23 21:12:56,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:12:56,665 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713757416] [2019-11-23 21:12:56,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:12:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:12:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:12:56,858 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713757416] [2019-11-23 21:12:56,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:12:56,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:12:56,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271761343] [2019-11-23 21:12:56,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:12:56,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:12:56,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:12:56,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:12:56,862 INFO L87 Difference]: Start difference. First operand 538 states and 796 transitions. Second operand 4 states. [2019-11-23 21:12:58,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:12:58,188 INFO L93 Difference]: Finished difference Result 2142 states and 3176 transitions. [2019-11-23 21:12:58,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:12:58,192 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-11-23 21:12:58,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:12:58,203 INFO L225 Difference]: With dead ends: 2142 [2019-11-23 21:12:58,203 INFO L226 Difference]: Without dead ends: 1606 [2019-11-23 21:12:58,206 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:12:58,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2019-11-23 21:12:58,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2019-11-23 21:12:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-11-23 21:12:58,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1939 transitions. [2019-11-23 21:12:58,285 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1939 transitions. Word has length 108 [2019-11-23 21:12:58,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:12:58,286 INFO L462 AbstractCegarLoop]: Abstraction has 1428 states and 1939 transitions. [2019-11-23 21:12:58,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:12:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1939 transitions. [2019-11-23 21:12:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-11-23 21:12:58,299 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:12:58,300 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:12:58,300 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:12:58,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:12:58,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1105444071, now seen corresponding path program 1 times [2019-11-23 21:12:58,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:12:58,301 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574101994] [2019-11-23 21:12:58,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:12:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:12:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-23 21:12:58,443 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574101994] [2019-11-23 21:12:58,444 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:12:58,444 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:12:58,444 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118583231] [2019-11-23 21:12:58,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:12:58,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:12:58,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:12:58,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:12:58,456 INFO L87 Difference]: Start difference. First operand 1428 states and 1939 transitions. Second operand 4 states. [2019-11-23 21:12:59,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:12:59,802 INFO L93 Difference]: Finished difference Result 4634 states and 6198 transitions. [2019-11-23 21:12:59,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:12:59,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 209 [2019-11-23 21:12:59,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:12:59,823 INFO L225 Difference]: With dead ends: 4634 [2019-11-23 21:12:59,824 INFO L226 Difference]: Without dead ends: 3208 [2019-11-23 21:12:59,826 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:12:59,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3208 states. [2019-11-23 21:12:59,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3208 to 3030. [2019-11-23 21:12:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:12:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3806 transitions. [2019-11-23 21:12:59,906 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3806 transitions. Word has length 209 [2019-11-23 21:12:59,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:12:59,908 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3806 transitions. [2019-11-23 21:12:59,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:12:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3806 transitions. [2019-11-23 21:12:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-23 21:12:59,932 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:12:59,933 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:12:59,933 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:12:59,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:12:59,934 INFO L82 PathProgramCache]: Analyzing trace with hash -1622285307, now seen corresponding path program 1 times [2019-11-23 21:12:59,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:12:59,934 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092181037] [2019-11-23 21:12:59,934 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:12:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 134 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-23 21:13:00,321 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092181037] [2019-11-23 21:13:00,324 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598133073] [2019-11-23 21:13:00,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:00,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:13:00,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-23 21:13:00,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:13:00,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-23 21:13:00,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346878028] [2019-11-23 21:13:00,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:13:00,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:00,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:13:00,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:00,500 INFO L87 Difference]: Start difference. First operand 3030 states and 3806 transitions. Second operand 3 states. [2019-11-23 21:13:01,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:01,503 INFO L93 Difference]: Finished difference Result 5880 states and 7426 transitions. [2019-11-23 21:13:01,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:13:01,504 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 221 [2019-11-23 21:13:01,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:01,522 INFO L225 Difference]: With dead ends: 5880 [2019-11-23 21:13:01,522 INFO L226 Difference]: Without dead ends: 3030 [2019-11-23 21:13:01,528 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 220 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:01,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2019-11-23 21:13:01,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3030. [2019-11-23 21:13:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:13:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3661 transitions. [2019-11-23 21:13:01,610 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3661 transitions. Word has length 221 [2019-11-23 21:13:01,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:01,611 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3661 transitions. [2019-11-23 21:13:01,611 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:13:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3661 transitions. [2019-11-23 21:13:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2019-11-23 21:13:01,615 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:01,616 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 21:13:01,819 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:01,820 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:01,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:01,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1634422510, now seen corresponding path program 1 times [2019-11-23 21:13:01,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:01,821 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096071138] [2019-11-23 21:13:01,822 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-23 21:13:02,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096071138] [2019-11-23 21:13:02,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612728732] [2019-11-23 21:13:02,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:02,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:13:02,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:02,511 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-11-23 21:13:02,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:13:02,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-23 21:13:02,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260737298] [2019-11-23 21:13:02,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:13:02,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:02,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:13:02,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:02,514 INFO L87 Difference]: Start difference. First operand 3030 states and 3661 transitions. Second operand 3 states. [2019-11-23 21:13:03,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:03,229 INFO L93 Difference]: Finished difference Result 6770 states and 8231 transitions. [2019-11-23 21:13:03,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:13:03,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 297 [2019-11-23 21:13:03,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:03,247 INFO L225 Difference]: With dead ends: 6770 [2019-11-23 21:13:03,247 INFO L226 Difference]: Without dead ends: 3742 [2019-11-23 21:13:03,252 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 296 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:03,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3742 states. [2019-11-23 21:13:03,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3742 to 3030. [2019-11-23 21:13:03,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:13:03,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3621 transitions. [2019-11-23 21:13:03,318 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3621 transitions. Word has length 297 [2019-11-23 21:13:03,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:03,318 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3621 transitions. [2019-11-23 21:13:03,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:13:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3621 transitions. [2019-11-23 21:13:03,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-23 21:13:03,323 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:03,324 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2019-11-23 21:13:03,527 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:03,528 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:03,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:03,528 INFO L82 PathProgramCache]: Analyzing trace with hash 578704993, now seen corresponding path program 1 times [2019-11-23 21:13:03,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:03,528 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251323239] [2019-11-23 21:13:03,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 242 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-11-23 21:13:03,888 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251323239] [2019-11-23 21:13:03,889 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584750557] [2019-11-23 21:13:03,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:03,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-23 21:13:03,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:04,228 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-11-23 21:13:04,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:13:04,230 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-23 21:13:04,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033242362] [2019-11-23 21:13:04,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:13:04,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:04,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:13:04,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:04,241 INFO L87 Difference]: Start difference. First operand 3030 states and 3621 transitions. Second operand 4 states. [2019-11-23 21:13:05,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:05,138 INFO L93 Difference]: Finished difference Result 6087 states and 7269 transitions. [2019-11-23 21:13:05,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:13:05,139 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 328 [2019-11-23 21:13:05,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:05,153 INFO L225 Difference]: With dead ends: 6087 [2019-11-23 21:13:05,154 INFO L226 Difference]: Without dead ends: 3208 [2019-11-23 21:13:05,158 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 327 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:05,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3208 states. [2019-11-23 21:13:05,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3208 to 3030. [2019-11-23 21:13:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:13:05,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3281 transitions. [2019-11-23 21:13:05,218 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3281 transitions. Word has length 328 [2019-11-23 21:13:05,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:05,219 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3281 transitions. [2019-11-23 21:13:05,219 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:13:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3281 transitions. [2019-11-23 21:13:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-23 21:13:05,228 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:05,229 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:13:05,433 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:05,433 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:05,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:05,433 INFO L82 PathProgramCache]: Analyzing trace with hash 199018323, now seen corresponding path program 1 times [2019-11-23 21:13:05,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:05,434 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022092865] [2019-11-23 21:13:05,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:06,059 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 412 proven. 65 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-23 21:13:06,059 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022092865] [2019-11-23 21:13:06,060 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397053067] [2019-11-23 21:13:06,060 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:06,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-23 21:13:06,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:06,524 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-23 21:13:06,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:13:06,524 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 11 [2019-11-23 21:13:06,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949527349] [2019-11-23 21:13:06,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-23 21:13:06,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:06,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-23 21:13:06,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-11-23 21:13:06,526 INFO L87 Difference]: Start difference. First operand 3030 states and 3281 transitions. Second operand 7 states. [2019-11-23 21:13:07,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:07,512 INFO L93 Difference]: Finished difference Result 6108 states and 6615 transitions. [2019-11-23 21:13:07,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-23 21:13:07,512 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 423 [2019-11-23 21:13:07,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:07,525 INFO L225 Difference]: With dead ends: 6108 [2019-11-23 21:13:07,525 INFO L226 Difference]: Without dead ends: 3208 [2019-11-23 21:13:07,529 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 418 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-11-23 21:13:07,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3208 states. [2019-11-23 21:13:07,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3208 to 3030. [2019-11-23 21:13:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:13:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3226 transitions. [2019-11-23 21:13:07,580 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3226 transitions. Word has length 423 [2019-11-23 21:13:07,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:07,581 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3226 transitions. [2019-11-23 21:13:07,581 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-23 21:13:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3226 transitions. [2019-11-23 21:13:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2019-11-23 21:13:07,592 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:07,593 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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] [2019-11-23 21:13:07,800 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:07,801 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:07,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:07,802 INFO L82 PathProgramCache]: Analyzing trace with hash -2051042170, now seen corresponding path program 1 times [2019-11-23 21:13:07,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:07,802 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780049497] [2019-11-23 21:13:07,803 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 608 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-23 21:13:09,048 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780049497] [2019-11-23 21:13:09,048 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368801412] [2019-11-23 21:13:09,049 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:09,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-23 21:13:09,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:09,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 21:13:09,624 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 589 proven. 23 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-23 21:13:09,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 21:13:09,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2019-11-23 21:13:09,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477340372] [2019-11-23 21:13:09,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-23 21:13:09,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:09,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-23 21:13:09,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-11-23 21:13:09,628 INFO L87 Difference]: Start difference. First operand 3030 states and 3226 transitions. Second operand 8 states. [2019-11-23 21:13:11,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:11,692 INFO L93 Difference]: Finished difference Result 6284 states and 6683 transitions. [2019-11-23 21:13:11,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-23 21:13:11,693 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 550 [2019-11-23 21:13:11,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:11,711 INFO L225 Difference]: With dead ends: 6284 [2019-11-23 21:13:11,711 INFO L226 Difference]: Without dead ends: 3434 [2019-11-23 21:13:11,716 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 558 GetRequests, 548 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2019-11-23 21:13:11,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3434 states. [2019-11-23 21:13:11,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3434 to 3030. [2019-11-23 21:13:11,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:13:11,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3224 transitions. [2019-11-23 21:13:11,804 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3224 transitions. Word has length 550 [2019-11-23 21:13:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:11,805 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3224 transitions. [2019-11-23 21:13:11,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-23 21:13:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3224 transitions. [2019-11-23 21:13:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2019-11-23 21:13:11,859 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:11,860 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 21:13:12,066 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:12,067 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:12,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:12,067 INFO L82 PathProgramCache]: Analyzing trace with hash -289671534, now seen corresponding path program 1 times [2019-11-23 21:13:12,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:12,068 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784402864] [2019-11-23 21:13:12,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1805 backedges. 1322 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2019-11-23 21:13:13,750 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784402864] [2019-11-23 21:13:13,750 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:13:13,751 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-23 21:13:13,751 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478896433] [2019-11-23 21:13:13,752 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-23 21:13:13,752 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:13,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-23 21:13:13,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-11-23 21:13:13,752 INFO L87 Difference]: Start difference. First operand 3030 states and 3224 transitions. Second operand 8 states. [2019-11-23 21:13:15,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:15,159 INFO L93 Difference]: Finished difference Result 5886 states and 6273 transitions. [2019-11-23 21:13:15,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-23 21:13:15,160 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 768 [2019-11-23 21:13:15,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:15,174 INFO L225 Difference]: With dead ends: 5886 [2019-11-23 21:13:15,174 INFO L226 Difference]: Without dead ends: 3036 [2019-11-23 21:13:15,178 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2019-11-23 21:13:15,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3036 states. [2019-11-23 21:13:15,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3036 to 3030. [2019-11-23 21:13:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:13:15,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3219 transitions. [2019-11-23 21:13:15,234 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3219 transitions. Word has length 768 [2019-11-23 21:13:15,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:15,235 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3219 transitions. [2019-11-23 21:13:15,236 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-23 21:13:15,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3219 transitions. [2019-11-23 21:13:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 795 [2019-11-23 21:13:15,246 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:15,247 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:13:15,247 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:15,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:15,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1021218381, now seen corresponding path program 1 times [2019-11-23 21:13:15,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:15,249 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230240281] [2019-11-23 21:13:15,249 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1831 backedges. 1331 proven. 155 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2019-11-23 21:13:16,400 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230240281] [2019-11-23 21:13:16,400 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72653626] [2019-11-23 21:13:16,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:16,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:13:16,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1831 backedges. 716 proven. 0 refuted. 0 times theorem prover too weak. 1115 trivial. 0 not checked. [2019-11-23 21:13:17,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:13:17,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-11-23 21:13:17,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288553956] [2019-11-23 21:13:17,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:13:17,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:17,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:13:17,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:17,149 INFO L87 Difference]: Start difference. First operand 3030 states and 3219 transitions. Second operand 3 states. [2019-11-23 21:13:17,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:17,705 INFO L93 Difference]: Finished difference Result 6770 states and 7221 transitions. [2019-11-23 21:13:17,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:13:17,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 794 [2019-11-23 21:13:17,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:17,719 INFO L225 Difference]: With dead ends: 6770 [2019-11-23 21:13:17,719 INFO L226 Difference]: Without dead ends: 3920 [2019-11-23 21:13:17,723 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 799 GetRequests, 795 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:17,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3920 states. [2019-11-23 21:13:17,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3920 to 3386. [2019-11-23 21:13:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2019-11-23 21:13:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3613 transitions. [2019-11-23 21:13:17,766 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3613 transitions. Word has length 794 [2019-11-23 21:13:17,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:17,768 INFO L462 AbstractCegarLoop]: Abstraction has 3386 states and 3613 transitions. [2019-11-23 21:13:17,768 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:13:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3613 transitions. [2019-11-23 21:13:17,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2019-11-23 21:13:17,777 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:13:17,777 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 21:13:17,981 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:17,982 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:13:17,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:13:17,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1649677907, now seen corresponding path program 1 times [2019-11-23 21:13:17,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:13:17,983 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100291061] [2019-11-23 21:13:17,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:13:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:19,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1949 backedges. 1449 proven. 155 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2019-11-23 21:13:19,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100291061] [2019-11-23 21:13:19,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536592895] [2019-11-23 21:13:19,057 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:13:19,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:13:19,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:13:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1949 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 1764 trivial. 0 not checked. [2019-11-23 21:13:19,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:13:19,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-11-23 21:13:19,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30556017] [2019-11-23 21:13:19,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:13:19,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:13:19,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:13:19,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:19,696 INFO L87 Difference]: Start difference. First operand 3386 states and 3613 transitions. Second operand 3 states. [2019-11-23 21:13:20,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:13:20,316 INFO L93 Difference]: Finished difference Result 7124 states and 7626 transitions. [2019-11-23 21:13:20,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:13:20,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 858 [2019-11-23 21:13:20,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:13:20,319 INFO L225 Difference]: With dead ends: 7124 [2019-11-23 21:13:20,319 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 21:13:20,324 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 863 GetRequests, 859 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:13:20,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 21:13:20,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 21:13:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 21:13:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 21:13:20,325 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 858 [2019-11-23 21:13:20,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:13:20,326 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 21:13:20,326 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:13:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 21:13:20,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 21:13:20,529 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:13:20,536 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 21:13:20,787 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 27 [2019-11-23 21:13:20,929 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 27 [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-23 21:13:20,934 INFO L444 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-23 21:13:20,935 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-23 21:13:20,936 INFO L444 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-23 21:13:20,937 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-23 21:13:20,938 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,939 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-23 21:13:20,940 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-23 21:13:20,941 INFO L444 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 21:13:20,942 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,943 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,944 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 103) no Hoare annotation was computed. [2019-11-23 21:13:20,945 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-23 21:13:20,946 INFO L444 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-23 21:13:20,947 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,948 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,949 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,950 INFO L440 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1))) (or (<= ~a15~0 6) (and (not (= 5 ULTIMATE.start_calculate_output_~input)) (= ~a15~0 8) .cse0 (< 0 (+ ~a12~0 43))) (and (not (= ~a21~0 9)) .cse0) (and (< 11 ~a12~0) .cse0))) [2019-11-23 21:13:20,950 INFO L444 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-23 21:13:20,950 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-23 21:13:20,950 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-23 21:13:20,950 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-23 21:13:20,950 INFO L444 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L447 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-23 21:13:20,951 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,952 INFO L444 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,953 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L440 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1))) (or (<= ~a15~0 6) (and (not (= 5 ULTIMATE.start_calculate_output_~input)) (= ~a15~0 8) .cse0 (< 0 (+ ~a12~0 43))) (and (not (= ~a21~0 9)) .cse0) (and (< 11 ~a12~0) .cse0))) [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-23 21:13:20,954 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,955 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-23 21:13:20,956 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-23 21:13:20,957 INFO L444 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-23 21:13:20,958 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:13:20,959 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-23 21:13:20,960 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-23 21:13:20,960 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-23 21:13:20,960 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-23 21:13:20,960 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-23 21:13:20,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:13:20 BoogieIcfgContainer [2019-11-23 21:13:20,979 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 21:13:20,981 INFO L168 Benchmark]: Toolchain (without parser) took 29622.28 ms. Allocated memory was 137.9 MB in the beginning and 1.1 GB in the end (delta: 990.9 MB). Free memory was 100.8 MB in the beginning and 509.3 MB in the end (delta: -408.6 MB). Peak memory consumption was 582.3 MB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,982 INFO L168 Benchmark]: CDTParser took 1.66 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.47 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 100.6 MB in the beginning and 160.5 MB in the end (delta: -59.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.24 ms. Allocated memory is still 203.9 MB. Free memory was 160.5 MB in the beginning and 151.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,984 INFO L168 Benchmark]: Boogie Preprocessor took 134.87 ms. Allocated memory is still 203.9 MB. Free memory was 151.1 MB in the beginning and 144.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,985 INFO L168 Benchmark]: RCFGBuilder took 1785.81 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 144.6 MB in the beginning and 132.4 MB in the end (delta: 12.2 MB). Peak memory consumption was 68.0 MB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,986 INFO L168 Benchmark]: TraceAbstraction took 26749.65 ms. Allocated memory was 236.5 MB in the beginning and 1.1 GB in the end (delta: 892.3 MB). Free memory was 132.4 MB in the beginning and 509.3 MB in the end (delta: -377.0 MB). Peak memory consumption was 515.4 MB. Max. memory is 7.1 GB. [2019-11-23 21:13:20,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 837.47 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 100.6 MB in the beginning and 160.5 MB in the end (delta: -59.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 109.24 ms. Allocated memory is still 203.9 MB. Free memory was 160.5 MB in the beginning and 151.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.87 ms. Allocated memory is still 203.9 MB. Free memory was 151.1 MB in the beginning and 144.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1785.81 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 144.6 MB in the beginning and 132.4 MB in the end (delta: 12.2 MB). Peak memory consumption was 68.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26749.65 ms. Allocated memory was 236.5 MB in the beginning and 1.1 GB in the end (delta: 892.3 MB). Free memory was 132.4 MB in the beginning and 509.3 MB in the end (delta: -377.0 MB). Peak memory consumption was 515.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 103]: 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: 880]: Loop Invariant Derived loop invariant: ((a15 <= 6 || (((!(5 == input) && a15 == 8) && a24 == 1) && 0 < a12 + 43)) || (!(a21 == 9) && a24 == 1)) || (11 < a12 && a24 == 1) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((a15 <= 6 || (((!(5 == input) && a15 == 8) && a24 == 1) && 0 < a12 + 43)) || (!(a21 == 9) && a24 == 1)) || (11 < a12 && a24 == 1) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 26.6s, OverallIterations: 11, TraceHistogramMax: 7, AutomataDifference: 13.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 1088 SDtfs, 3085 SDslu, 124 SDs, 0 SdLazy, 8860 SolverSat, 1342 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3525 GetRequests, 3467 SyntacticMatches, 5 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3386occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 2368 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 56 NumberOfFragments, 71 HoareAnnotationTreeSize, 3 FomulaSimplifications, 7018 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 840 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 8060 NumberOfCodeBlocks, 8060 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 8042 ConstructedInterpolants, 0 QuantifiedInterpolants, 14399456 SizeOfPredicates, 15 NumberOfNonLiveVariables, 4382 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 18 InterpolantComputations, 10 PerfectInterpolantSequences, 13601/14015 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...