/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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:10:47,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:10:47,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:10:47,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:10:47,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:10:47,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:10:47,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:10:47,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:10:47,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:10:47,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:10:47,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:10:47,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:10:47,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:10:47,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:10:47,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:10:47,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:10:47,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:10:47,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:10:47,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:10:47,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:10:47,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:10:47,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:10:47,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:10:47,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:10:47,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:10:47,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 22:10:47,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 22:10:47,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 22:10:47,324 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 22:10:47,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:10:47,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:10:47,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:10:47,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:10:47,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:10:47,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:10:47,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:10:47,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:10:47,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:10:47,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:10:47,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:10:47,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:10:47,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:10:47,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:10:47,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:10:47,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:10:47,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:10:47,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:10:47,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:10:47,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:10:47,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:10:47,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:10:47,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:10:47,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:10:47,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:10:47,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:10:47,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:10:47,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:10:47,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:10:47,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:10:47,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:10:47,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:10:47,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:10:47,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:10:47,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:10:47,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-11-23 22:10:47,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72b6fcc3/d60039e7a5ee406e84b5aea8ef4c2e8c/FLAG95987a56c [2019-11-23 22:10:48,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:10:48,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-11-23 22:10:48,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72b6fcc3/d60039e7a5ee406e84b5aea8ef4c2e8c/FLAG95987a56c [2019-11-23 22:10:48,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72b6fcc3/d60039e7a5ee406e84b5aea8ef4c2e8c [2019-11-23 22:10:48,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:10:48,571 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:10:48,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:10:48,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:10:48,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:10:48,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:10:48" (1/1) ... [2019-11-23 22:10:48,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a64e0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:48, skipping insertion in model container [2019-11-23 22:10:48,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:10:48" (1/1) ... [2019-11-23 22:10:48,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:10:48,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:10:49,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:10:49,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:10:49,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:10:49,617 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:10:49,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49 WrapperNode [2019-11-23 22:10:49,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:10:49,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:10:49,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:10:49,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:10:49,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:10:49,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:10:49,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:10:49,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:10:49,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (1/1) ... [2019-11-23 22:10:49,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:10:49,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:10:49,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:10:49,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:10:49,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (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 22:10:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:10:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 22:10:51,497 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 22:10:51,497 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-23 22:10:51,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:10:51 BoogieIcfgContainer [2019-11-23 22:10:51,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 22:10:51,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 22:10:51,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 22:10:51,504 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 22:10:51,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:10:48" (1/3) ... [2019-11-23 22:10:51,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2082ed9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:10:51, skipping insertion in model container [2019-11-23 22:10:51,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:10:49" (2/3) ... [2019-11-23 22:10:51,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2082ed9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:10:51, skipping insertion in model container [2019-11-23 22:10:51,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:10:51" (3/3) ... [2019-11-23 22:10:51,508 INFO L109 eAbstractionObserver]: Analyzing ICFG apache-get-tag.i.p+nlh-reducer.c [2019-11-23 22:10:51,520 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 22:10:51,529 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2019-11-23 22:10:51,541 INFO L249 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2019-11-23 22:10:51,571 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 22:10:51,571 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 22:10:51,571 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 22:10:51,571 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 22:10:51,571 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 22:10:51,572 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 22:10:51,572 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 22:10:51,572 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 22:10:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states. [2019-11-23 22:10:51,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-23 22:10:51,642 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:51,643 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:51,643 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:51,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:51,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1804934597, now seen corresponding path program 1 times [2019-11-23 22:10:51,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:51,662 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243043332] [2019-11-23 22:10:51,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:51,860 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 22:10:51,861 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243043332] [2019-11-23 22:10:51,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:51,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:10:51,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857472919] [2019-11-23 22:10:51,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:10:51,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:51,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:10:51,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:10:51,886 INFO L87 Difference]: Start difference. First operand 304 states. Second operand 4 states. [2019-11-23 22:10:52,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:52,736 INFO L93 Difference]: Finished difference Result 315 states and 573 transitions. [2019-11-23 22:10:52,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:10:52,738 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-23 22:10:52,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:52,753 INFO L225 Difference]: With dead ends: 315 [2019-11-23 22:10:52,753 INFO L226 Difference]: Without dead ends: 298 [2019-11-23 22:10:52,757 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:52,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2019-11-23 22:10:52,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2019-11-23 22:10:52,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2019-11-23 22:10:52,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 421 transitions. [2019-11-23 22:10:52,820 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 421 transitions. Word has length 7 [2019-11-23 22:10:52,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:52,820 INFO L462 AbstractCegarLoop]: Abstraction has 298 states and 421 transitions. [2019-11-23 22:10:52,820 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:10:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 421 transitions. [2019-11-23 22:10:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-23 22:10:52,821 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:52,821 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:52,822 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:52,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:52,822 INFO L82 PathProgramCache]: Analyzing trace with hash 118401710, now seen corresponding path program 1 times [2019-11-23 22:10:52,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:52,823 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890537637] [2019-11-23 22:10:52,823 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:52,863 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 22:10:52,863 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890537637] [2019-11-23 22:10:52,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:52,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:10:52,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124991389] [2019-11-23 22:10:52,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:10:52,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:52,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:10:52,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:10:52,866 INFO L87 Difference]: Start difference. First operand 298 states and 421 transitions. Second operand 4 states. [2019-11-23 22:10:53,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:53,335 INFO L93 Difference]: Finished difference Result 305 states and 428 transitions. [2019-11-23 22:10:53,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:10:53,336 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-23 22:10:53,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:53,339 INFO L225 Difference]: With dead ends: 305 [2019-11-23 22:10:53,339 INFO L226 Difference]: Without dead ends: 300 [2019-11-23 22:10:53,340 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:53,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2019-11-23 22:10:53,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 293. [2019-11-23 22:10:53,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2019-11-23 22:10:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 356 transitions. [2019-11-23 22:10:53,359 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 356 transitions. Word has length 8 [2019-11-23 22:10:53,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:53,359 INFO L462 AbstractCegarLoop]: Abstraction has 293 states and 356 transitions. [2019-11-23 22:10:53,359 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:10:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 356 transitions. [2019-11-23 22:10:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-23 22:10:53,360 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:53,360 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:53,360 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:53,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:53,361 INFO L82 PathProgramCache]: Analyzing trace with hash 137513629, now seen corresponding path program 1 times [2019-11-23 22:10:53,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:53,361 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371577922] [2019-11-23 22:10:53,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:53,415 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 22:10:53,415 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371577922] [2019-11-23 22:10:53,416 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:53,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:10:53,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892864813] [2019-11-23 22:10:53,417 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:10:53,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:53,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:10:53,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:10:53,418 INFO L87 Difference]: Start difference. First operand 293 states and 356 transitions. Second operand 4 states. [2019-11-23 22:10:54,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:54,030 INFO L93 Difference]: Finished difference Result 293 states and 356 transitions. [2019-11-23 22:10:54,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:10:54,031 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-23 22:10:54,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:54,034 INFO L225 Difference]: With dead ends: 293 [2019-11-23 22:10:54,034 INFO L226 Difference]: Without dead ends: 291 [2019-11-23 22:10:54,035 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:54,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2019-11-23 22:10:54,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2019-11-23 22:10:54,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2019-11-23 22:10:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 354 transitions. [2019-11-23 22:10:54,052 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 354 transitions. Word has length 8 [2019-11-23 22:10:54,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:54,052 INFO L462 AbstractCegarLoop]: Abstraction has 291 states and 354 transitions. [2019-11-23 22:10:54,052 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:10:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 354 transitions. [2019-11-23 22:10:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-23 22:10:54,053 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:54,053 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:54,054 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:54,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:54,054 INFO L82 PathProgramCache]: Analyzing trace with hash -32040723, now seen corresponding path program 1 times [2019-11-23 22:10:54,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:54,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496416894] [2019-11-23 22:10:54,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:54,130 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 22:10:54,131 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496416894] [2019-11-23 22:10:54,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:54,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:10:54,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550518228] [2019-11-23 22:10:54,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:10:54,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:54,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:10:54,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:10:54,133 INFO L87 Difference]: Start difference. First operand 291 states and 354 transitions. Second operand 4 states. [2019-11-23 22:10:54,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:54,485 INFO L93 Difference]: Finished difference Result 296 states and 359 transitions. [2019-11-23 22:10:54,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:10:54,485 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2019-11-23 22:10:54,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:54,487 INFO L225 Difference]: With dead ends: 296 [2019-11-23 22:10:54,487 INFO L226 Difference]: Without dead ends: 294 [2019-11-23 22:10:54,488 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:54,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-11-23 22:10:54,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2019-11-23 22:10:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2019-11-23 22:10:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 357 transitions. [2019-11-23 22:10:54,503 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 357 transitions. Word has length 9 [2019-11-23 22:10:54,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:54,503 INFO L462 AbstractCegarLoop]: Abstraction has 294 states and 357 transitions. [2019-11-23 22:10:54,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:10:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 357 transitions. [2019-11-23 22:10:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-23 22:10:54,504 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:54,505 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:54,505 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:54,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:54,505 INFO L82 PathProgramCache]: Analyzing trace with hash -726236111, now seen corresponding path program 1 times [2019-11-23 22:10:54,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:54,508 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898005363] [2019-11-23 22:10:54,509 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:54,579 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 22:10:54,579 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898005363] [2019-11-23 22:10:54,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:54,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:10:54,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833595853] [2019-11-23 22:10:54,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:10:54,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:54,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:10:54,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:54,582 INFO L87 Difference]: Start difference. First operand 294 states and 357 transitions. Second operand 5 states. [2019-11-23 22:10:55,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:55,090 INFO L93 Difference]: Finished difference Result 294 states and 357 transitions. [2019-11-23 22:10:55,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:10:55,091 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-11-23 22:10:55,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:55,093 INFO L225 Difference]: With dead ends: 294 [2019-11-23 22:10:55,093 INFO L226 Difference]: Without dead ends: 292 [2019-11-23 22:10:55,094 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:10:55,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2019-11-23 22:10:55,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 292. [2019-11-23 22:10:55,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2019-11-23 22:10:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 355 transitions. [2019-11-23 22:10:55,104 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 355 transitions. Word has length 11 [2019-11-23 22:10:55,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:55,104 INFO L462 AbstractCegarLoop]: Abstraction has 292 states and 355 transitions. [2019-11-23 22:10:55,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:10:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 355 transitions. [2019-11-23 22:10:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-23 22:10:55,105 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:55,105 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:55,106 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:55,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:55,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1038478869, now seen corresponding path program 1 times [2019-11-23 22:10:55,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:55,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892875367] [2019-11-23 22:10:55,107 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:55,152 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 22:10:55,153 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892875367] [2019-11-23 22:10:55,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:55,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:10:55,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052997985] [2019-11-23 22:10:55,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:10:55,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:55,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:10:55,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:10:55,155 INFO L87 Difference]: Start difference. First operand 292 states and 355 transitions. Second operand 4 states. [2019-11-23 22:10:55,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:55,508 INFO L93 Difference]: Finished difference Result 292 states and 355 transitions. [2019-11-23 22:10:55,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:10:55,508 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-11-23 22:10:55,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:55,510 INFO L225 Difference]: With dead ends: 292 [2019-11-23 22:10:55,510 INFO L226 Difference]: Without dead ends: 288 [2019-11-23 22:10:55,511 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:55,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2019-11-23 22:10:55,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 288. [2019-11-23 22:10:55,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2019-11-23 22:10:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 351 transitions. [2019-11-23 22:10:55,519 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 351 transitions. Word has length 12 [2019-11-23 22:10:55,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:55,519 INFO L462 AbstractCegarLoop]: Abstraction has 288 states and 351 transitions. [2019-11-23 22:10:55,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:10:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 351 transitions. [2019-11-23 22:10:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-23 22:10:55,520 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:55,520 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:55,521 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:55,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:55,521 INFO L82 PathProgramCache]: Analyzing trace with hash -242777879, now seen corresponding path program 1 times [2019-11-23 22:10:55,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:55,522 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530155718] [2019-11-23 22:10:55,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:55,615 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 22:10:55,615 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530155718] [2019-11-23 22:10:55,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:55,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:10:55,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286213839] [2019-11-23 22:10:55,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:10:55,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:55,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:10:55,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:55,620 INFO L87 Difference]: Start difference. First operand 288 states and 351 transitions. Second operand 5 states. [2019-11-23 22:10:56,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:56,176 INFO L93 Difference]: Finished difference Result 288 states and 351 transitions. [2019-11-23 22:10:56,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-23 22:10:56,177 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-11-23 22:10:56,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:56,178 INFO L225 Difference]: With dead ends: 288 [2019-11-23 22:10:56,179 INFO L226 Difference]: Without dead ends: 286 [2019-11-23 22:10:56,179 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:10:56,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2019-11-23 22:10:56,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 283. [2019-11-23 22:10:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2019-11-23 22:10:56,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 346 transitions. [2019-11-23 22:10:56,187 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 346 transitions. Word has length 13 [2019-11-23 22:10:56,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:56,187 INFO L462 AbstractCegarLoop]: Abstraction has 283 states and 346 transitions. [2019-11-23 22:10:56,187 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:10:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 346 transitions. [2019-11-23 22:10:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-23 22:10:56,188 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:56,188 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:56,189 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:56,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:56,189 INFO L82 PathProgramCache]: Analyzing trace with hash -2112927996, now seen corresponding path program 1 times [2019-11-23 22:10:56,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:56,190 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787137013] [2019-11-23 22:10:56,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:56,234 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 22:10:56,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787137013] [2019-11-23 22:10:56,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:56,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:10:56,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753452434] [2019-11-23 22:10:56,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:10:56,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:56,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:10:56,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:56,238 INFO L87 Difference]: Start difference. First operand 283 states and 346 transitions. Second operand 5 states. [2019-11-23 22:10:56,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:56,864 INFO L93 Difference]: Finished difference Result 303 states and 368 transitions. [2019-11-23 22:10:56,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:10:56,865 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-11-23 22:10:56,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:56,867 INFO L225 Difference]: With dead ends: 303 [2019-11-23 22:10:56,867 INFO L226 Difference]: Without dead ends: 301 [2019-11-23 22:10:56,868 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:10:56,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2019-11-23 22:10:56,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 281. [2019-11-23 22:10:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2019-11-23 22:10:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 344 transitions. [2019-11-23 22:10:56,880 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 344 transitions. Word has length 13 [2019-11-23 22:10:56,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:56,880 INFO L462 AbstractCegarLoop]: Abstraction has 281 states and 344 transitions. [2019-11-23 22:10:56,880 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:10:56,880 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 344 transitions. [2019-11-23 22:10:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-23 22:10:56,883 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:56,883 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:56,883 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:56,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:56,884 INFO L82 PathProgramCache]: Analyzing trace with hash -2111204092, now seen corresponding path program 1 times [2019-11-23 22:10:56,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:56,885 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893730364] [2019-11-23 22:10:56,885 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:57,011 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 22:10:57,012 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893730364] [2019-11-23 22:10:57,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:57,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 22:10:57,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890187755] [2019-11-23 22:10:57,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 22:10:57,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:57,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 22:10:57,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:10:57,014 INFO L87 Difference]: Start difference. First operand 281 states and 344 transitions. Second operand 6 states. [2019-11-23 22:10:57,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:57,590 INFO L93 Difference]: Finished difference Result 284 states and 347 transitions. [2019-11-23 22:10:57,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:10:57,591 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2019-11-23 22:10:57,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:57,594 INFO L225 Difference]: With dead ends: 284 [2019-11-23 22:10:57,594 INFO L226 Difference]: Without dead ends: 282 [2019-11-23 22:10:57,595 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:10:57,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2019-11-23 22:10:57,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 279. [2019-11-23 22:10:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2019-11-23 22:10:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 342 transitions. [2019-11-23 22:10:57,601 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 342 transitions. Word has length 13 [2019-11-23 22:10:57,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:57,602 INFO L462 AbstractCegarLoop]: Abstraction has 279 states and 342 transitions. [2019-11-23 22:10:57,602 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 22:10:57,602 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 342 transitions. [2019-11-23 22:10:57,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-23 22:10:57,603 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:57,603 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:57,603 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:57,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:57,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1076254322, now seen corresponding path program 1 times [2019-11-23 22:10:57,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:57,604 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800331934] [2019-11-23 22:10:57,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:57,674 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 22:10:57,675 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800331934] [2019-11-23 22:10:57,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:57,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:10:57,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399753217] [2019-11-23 22:10:57,676 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:10:57,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:57,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:10:57,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:57,677 INFO L87 Difference]: Start difference. First operand 279 states and 342 transitions. Second operand 5 states. [2019-11-23 22:10:58,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:58,340 INFO L93 Difference]: Finished difference Result 295 states and 360 transitions. [2019-11-23 22:10:58,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-23 22:10:58,340 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-11-23 22:10:58,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:58,343 INFO L225 Difference]: With dead ends: 295 [2019-11-23 22:10:58,343 INFO L226 Difference]: Without dead ends: 293 [2019-11-23 22:10:58,344 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:10:58,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2019-11-23 22:10:58,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 277. [2019-11-23 22:10:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2019-11-23 22:10:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 340 transitions. [2019-11-23 22:10:58,352 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 340 transitions. Word has length 14 [2019-11-23 22:10:58,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:58,352 INFO L462 AbstractCegarLoop]: Abstraction has 277 states and 340 transitions. [2019-11-23 22:10:58,353 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:10:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 340 transitions. [2019-11-23 22:10:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-23 22:10:58,353 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:58,353 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:58,354 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:58,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:58,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1074707177, now seen corresponding path program 1 times [2019-11-23 22:10:58,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:58,355 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709611949] [2019-11-23 22:10:58,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:58,422 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 22:10:58,422 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709611949] [2019-11-23 22:10:58,423 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:58,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 22:10:58,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636926154] [2019-11-23 22:10:58,423 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 22:10:58,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:58,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 22:10:58,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:10:58,424 INFO L87 Difference]: Start difference. First operand 277 states and 340 transitions. Second operand 6 states. [2019-11-23 22:10:58,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:58,976 INFO L93 Difference]: Finished difference Result 298 states and 363 transitions. [2019-11-23 22:10:58,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:10:58,977 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2019-11-23 22:10:58,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:58,979 INFO L225 Difference]: With dead ends: 298 [2019-11-23 22:10:58,980 INFO L226 Difference]: Without dead ends: 296 [2019-11-23 22:10:58,981 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:10:58,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2019-11-23 22:10:58,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 275. [2019-11-23 22:10:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2019-11-23 22:10:58,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 338 transitions. [2019-11-23 22:10:58,988 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 338 transitions. Word has length 14 [2019-11-23 22:10:58,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:58,988 INFO L462 AbstractCegarLoop]: Abstraction has 275 states and 338 transitions. [2019-11-23 22:10:58,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 22:10:58,989 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 338 transitions. [2019-11-23 22:10:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-23 22:10:58,989 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:58,989 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:58,990 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:58,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:58,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1022813242, now seen corresponding path program 1 times [2019-11-23 22:10:58,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:58,990 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047771541] [2019-11-23 22:10:58,991 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:59,050 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 22:10:59,050 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047771541] [2019-11-23 22:10:59,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:59,051 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:10:59,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496186110] [2019-11-23 22:10:59,052 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:10:59,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:59,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:10:59,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:59,052 INFO L87 Difference]: Start difference. First operand 275 states and 338 transitions. Second operand 5 states. [2019-11-23 22:10:59,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:10:59,613 INFO L93 Difference]: Finished difference Result 275 states and 338 transitions. [2019-11-23 22:10:59,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:10:59,614 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-11-23 22:10:59,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:10:59,616 INFO L225 Difference]: With dead ends: 275 [2019-11-23 22:10:59,616 INFO L226 Difference]: Without dead ends: 271 [2019-11-23 22:10:59,617 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:10:59,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-11-23 22:10:59,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2019-11-23 22:10:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-11-23 22:10:59,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 334 transitions. [2019-11-23 22:10:59,627 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 334 transitions. Word has length 14 [2019-11-23 22:10:59,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:10:59,631 INFO L462 AbstractCegarLoop]: Abstraction has 271 states and 334 transitions. [2019-11-23 22:10:59,631 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:10:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 334 transitions. [2019-11-23 22:10:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-23 22:10:59,634 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:10:59,634 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:10:59,635 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:10:59,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:10:59,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1043820030, now seen corresponding path program 1 times [2019-11-23 22:10:59,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:10:59,636 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003041348] [2019-11-23 22:10:59,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:10:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:10:59,757 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 22:10:59,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003041348] [2019-11-23 22:10:59,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:10:59,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:10:59,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903490031] [2019-11-23 22:10:59,758 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:10:59,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:10:59,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:10:59,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:10:59,759 INFO L87 Difference]: Start difference. First operand 271 states and 334 transitions. Second operand 5 states. [2019-11-23 22:11:00,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:11:00,445 INFO L93 Difference]: Finished difference Result 286 states and 351 transitions. [2019-11-23 22:11:00,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-23 22:11:00,446 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-11-23 22:11:00,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:11:00,447 INFO L225 Difference]: With dead ends: 286 [2019-11-23 22:11:00,448 INFO L226 Difference]: Without dead ends: 284 [2019-11-23 22:11:00,448 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:11:00,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2019-11-23 22:11:00,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 269. [2019-11-23 22:11:00,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2019-11-23 22:11:00,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 332 transitions. [2019-11-23 22:11:00,456 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 332 transitions. Word has length 15 [2019-11-23 22:11:00,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:11:00,457 INFO L462 AbstractCegarLoop]: Abstraction has 269 states and 332 transitions. [2019-11-23 22:11:00,457 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:11:00,457 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 332 transitions. [2019-11-23 22:11:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-23 22:11:00,460 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:11:00,460 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:11:00,460 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:11:00,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:11:00,461 INFO L82 PathProgramCache]: Analyzing trace with hash 806842801, now seen corresponding path program 1 times [2019-11-23 22:11:00,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:11:00,468 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160507560] [2019-11-23 22:11:00,468 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:11:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:11:00,540 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 22:11:00,541 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160507560] [2019-11-23 22:11:00,541 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:11:00,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 22:11:00,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74990242] [2019-11-23 22:11:00,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 22:11:00,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:11:00,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 22:11:00,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:11:00,547 INFO L87 Difference]: Start difference. First operand 269 states and 332 transitions. Second operand 6 states. [2019-11-23 22:11:01,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:11:01,164 INFO L93 Difference]: Finished difference Result 284 states and 349 transitions. [2019-11-23 22:11:01,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-23 22:11:01,164 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2019-11-23 22:11:01,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:11:01,166 INFO L225 Difference]: With dead ends: 284 [2019-11-23 22:11:01,167 INFO L226 Difference]: Without dead ends: 282 [2019-11-23 22:11:01,167 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:11:01,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2019-11-23 22:11:01,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 267. [2019-11-23 22:11:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2019-11-23 22:11:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 330 transitions. [2019-11-23 22:11:01,174 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 330 transitions. Word has length 16 [2019-11-23 22:11:01,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:11:01,175 INFO L462 AbstractCegarLoop]: Abstraction has 267 states and 330 transitions. [2019-11-23 22:11:01,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 22:11:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 330 transitions. [2019-11-23 22:11:01,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-23 22:11:01,176 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:11:01,176 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:11:01,176 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:11:01,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:11:01,176 INFO L82 PathProgramCache]: Analyzing trace with hash -757672814, now seen corresponding path program 1 times [2019-11-23 22:11:01,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:11:01,177 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421229200] [2019-11-23 22:11:01,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:11:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:11:01,213 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 22:11:01,213 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421229200] [2019-11-23 22:11:01,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:11:01,214 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 22:11:01,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737799352] [2019-11-23 22:11:01,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:11:01,214 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:11:01,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:11:01,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:11:01,215 INFO L87 Difference]: Start difference. First operand 267 states and 330 transitions. Second operand 4 states. [2019-11-23 22:11:01,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:11:01,584 INFO L93 Difference]: Finished difference Result 270 states and 333 transitions. [2019-11-23 22:11:01,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:11:01,584 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-11-23 22:11:01,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:11:01,586 INFO L225 Difference]: With dead ends: 270 [2019-11-23 22:11:01,586 INFO L226 Difference]: Without dead ends: 250 [2019-11-23 22:11:01,586 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:11:01,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-11-23 22:11:01,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2019-11-23 22:11:01,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2019-11-23 22:11:01,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 250 transitions. [2019-11-23 22:11:01,592 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 250 transitions. Word has length 17 [2019-11-23 22:11:01,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:11:01,592 INFO L462 AbstractCegarLoop]: Abstraction has 250 states and 250 transitions. [2019-11-23 22:11:01,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:11:01,592 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 250 transitions. [2019-11-23 22:11:01,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-11-23 22:11:01,598 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:11:01,600 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:01,600 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:11:01,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:11:01,601 INFO L82 PathProgramCache]: Analyzing trace with hash -707619029, now seen corresponding path program 1 times [2019-11-23 22:11:01,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:11:01,601 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038728396] [2019-11-23 22:11:01,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:11:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:11:03,670 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 22:11:03,671 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038728396] [2019-11-23 22:11:03,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:11:03,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2019-11-23 22:11:03,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77953927] [2019-11-23 22:11:03,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2019-11-23 22:11:03,673 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:11:03,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2019-11-23 22:11:03,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1893, Invalid=2013, Unknown=0, NotChecked=0, Total=3906 [2019-11-23 22:11:03,676 INFO L87 Difference]: Start difference. First operand 250 states and 250 transitions. Second operand 63 states. [2019-11-23 22:11:05,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:11:05,137 INFO L93 Difference]: Finished difference Result 251 states and 251 transitions. [2019-11-23 22:11:05,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2019-11-23 22:11:05,139 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 244 [2019-11-23 22:11:05,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:11:05,141 INFO L225 Difference]: With dead ends: 251 [2019-11-23 22:11:05,141 INFO L226 Difference]: Without dead ends: 249 [2019-11-23 22:11:05,142 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1956, Invalid=2076, Unknown=0, NotChecked=0, Total=4032 [2019-11-23 22:11:05,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2019-11-23 22:11:05,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 248. [2019-11-23 22:11:05,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2019-11-23 22:11:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 248 transitions. [2019-11-23 22:11:05,147 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 248 transitions. Word has length 244 [2019-11-23 22:11:05,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:11:05,148 INFO L462 AbstractCegarLoop]: Abstraction has 248 states and 248 transitions. [2019-11-23 22:11:05,148 INFO L463 AbstractCegarLoop]: Interpolant automaton has 63 states. [2019-11-23 22:11:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 248 transitions. [2019-11-23 22:11:05,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-23 22:11:05,151 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:11:05,151 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:05,151 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:11:05,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:11:05,152 INFO L82 PathProgramCache]: Analyzing trace with hash -461348049, now seen corresponding path program 1 times [2019-11-23 22:11:05,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:11:05,152 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880326407] [2019-11-23 22:11:05,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:11:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:11:06,250 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 22:11:06,250 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880326407] [2019-11-23 22:11:06,251 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:11:06,251 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 22:11:06,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030579841] [2019-11-23 22:11:06,252 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:11:06,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:11:06,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:11:06,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:11:06,253 INFO L87 Difference]: Start difference. First operand 248 states and 248 transitions. Second operand 5 states. [2019-11-23 22:11:06,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:11:06,743 INFO L93 Difference]: Finished difference Result 250 states and 250 transitions. [2019-11-23 22:11:06,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-23 22:11:06,744 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 245 [2019-11-23 22:11:06,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:11:06,745 INFO L225 Difference]: With dead ends: 250 [2019-11-23 22:11:06,745 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 22:11:06,747 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 62 SyntacticMatches, 117 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:11:06,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 22:11:06,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 22:11:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 22:11:06,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 22:11:06,748 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 245 [2019-11-23 22:11:06,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:11:06,748 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 22:11:06,749 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:11:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 22:11:06,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 22:11:06,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 22:11:06,967 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2019-11-23 22:11:06,967 INFO L444 ceAbstractionStarter]: For program point L1753(lines 1753 2769) no Hoare annotation was computed. [2019-11-23 22:11:06,967 INFO L444 ceAbstractionStarter]: For program point L630(lines 630 2942) no Hoare annotation was computed. [2019-11-23 22:11:06,967 INFO L447 ceAbstractionStarter]: At program point L2612(lines 11 3003) the Hoare annotation is: true [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L564(lines 564 2952) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 250) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L2018(lines 2018 2728) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L895(lines 895 2901) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L1160(lines 1160 2860) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L2151(lines 2151 2708) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L2085(lines 2085 2718) no Hoare annotation was computed. [2019-11-23 22:11:06,968 INFO L444 ceAbstractionStarter]: For program point L2416(lines 2416 2667) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L302(lines 302 2992) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L1293(lines 1293 2840) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L1227(lines 1227 2850) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L1558(lines 1558 2799) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L435(lines 435 2972) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L369(lines 369 2982) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L1823(lines 1823 2758) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L700(lines 700 2931) no Hoare annotation was computed. [2019-11-23 22:11:06,969 INFO L444 ceAbstractionStarter]: For program point L40(lines 40 50) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L965(lines 965 2890) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L1956(lines 1956 2738) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L1890(lines 1890 2748) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L2221(lines 2221 2697) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L1098(lines 1098 2870) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L1032(lines 1032 2880) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L2618(lines 2618 2637) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L2486(lines 2486 2656) no Hoare annotation was computed. [2019-11-23 22:11:06,970 INFO L444 ceAbstractionStarter]: For program point L1363(lines 1363 2829) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L1628(lines 1628 2788) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L505(lines 505 2961) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L2553(lines 2553 2646) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L241(lines 241 276) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L770(lines 770 2920) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L1761(lines 1761 2768) no Hoare annotation was computed. [2019-11-23 22:11:06,971 INFO L444 ceAbstractionStarter]: For program point L1695(lines 1695 2778) no Hoare annotation was computed. [2019-11-23 22:11:06,972 INFO L440 ceAbstractionStarter]: At program point L2620(lines 20 2997) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (<= 0 ULTIMATE.start_main_~main__t~0)) [2019-11-23 22:11:06,972 INFO L444 ceAbstractionStarter]: For program point L110(lines 110 118) no Hoare annotation was computed. [2019-11-23 22:11:06,972 INFO L444 ceAbstractionStarter]: For program point L2026(lines 2026 2727) no Hoare annotation was computed. [2019-11-23 22:11:06,972 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 2900) no Hoare annotation was computed. [2019-11-23 22:11:06,972 INFO L444 ceAbstractionStarter]: For program point L837(lines 837 2910) no Hoare annotation was computed. [2019-11-23 22:11:06,972 INFO L444 ceAbstractionStarter]: For program point L2291(lines 2291 2686) no Hoare annotation was computed. [2019-11-23 22:11:06,972 INFO L444 ceAbstractionStarter]: For program point L1168(lines 1168 2859) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point L1433(lines 1433 2818) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point L2424(lines 2424 2666) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point L2358(lines 2358 2676) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 83) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 2991) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 186) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-23 22:11:06,973 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 2599) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 2950) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L1566(lines 1566 2798) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L1500(lines 1500 2808) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L1831(lines 1831 2757) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L708(lines 708 2930) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L642(lines 642 2940) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-23 22:11:06,974 INFO L444 ceAbstractionStarter]: For program point L2096(lines 2096 2716) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L973(lines 973 2889) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L1238(lines 1238 2848) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L2229(lines 2229 2696) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L2163(lines 2163 2706) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L2626(lines 2626 2636) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L2494(lines 2494 2655) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 2980) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L1371(lines 1371 2828) no Hoare annotation was computed. [2019-11-23 22:11:06,975 INFO L444 ceAbstractionStarter]: For program point L1305(lines 1305 2838) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 270) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L1636(lines 1636 2787) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L513(lines 513 2960) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L447(lines 447 2970) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L1901(lines 1901 2746) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L778(lines 778 2919) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2019-11-23 22:11:06,976 INFO L444 ceAbstractionStarter]: For program point L1043(lines 1043 2878) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L2034(lines 2034 2726) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L1968(lines 1968 2736) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L440 ceAbstractionStarter]: At program point L2629(lines 59 2996) the Hoare annotation is: (and (<= 0 ULTIMATE.start_main_~main__t~0) (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0)) [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L2299(lines 2299 2685) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L1176(lines 1176 2858) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L1110(lines 1110 2868) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L2564(lines 2564 2644) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L1441(lines 1441 2817) no Hoare annotation was computed. [2019-11-23 22:11:06,977 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 2990) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L1706(lines 1706 2776) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L583(lines 583 2949) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L848(lines 848 2908) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L1839(lines 1839 2756) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L1773(lines 1773 2766) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L2104(lines 2104 2715) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L981(lines 981 2888) no Hoare annotation was computed. [2019-11-23 22:11:06,978 INFO L444 ceAbstractionStarter]: For program point L915(lines 915 2898) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point L2369(lines 2369 2674) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point L1246(lines 1246 2847) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point L1511(lines 1511 2806) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point L2502(lines 2502 2654) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point L2436(lines 2436 2664) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 2979) no Hoare annotation was computed. [2019-11-23 22:11:06,979 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point L653(lines 653 2938) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point L1644(lines 1644 2786) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point L1578(lines 1578 2796) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L440 ceAbstractionStarter]: At program point L2635(lines 2586 2642) the Hoare annotation is: (and (<= 58 ULTIMATE.start_main_~main__t~0) (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0)) [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 2996) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point L1909(lines 1909 2745) no Hoare annotation was computed. [2019-11-23 22:11:06,980 INFO L444 ceAbstractionStarter]: For program point L786(lines 786 2918) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point L720(lines 720 2928) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point L2174(lines 2174 2704) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 180) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point L1051(lines 1051 2877) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point L1316(lines 1316 2836) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point L2307(lines 2307 2684) no Hoare annotation was computed. [2019-11-23 22:11:06,981 INFO L444 ceAbstractionStarter]: For program point L2241(lines 2241 2694) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L127(lines 127 277) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L2572(lines 2572 2643) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L458(lines 458 2968) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L1449(lines 1449 2816) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L1383(lines 1383 2826) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 268) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L1714(lines 1714 2775) no Hoare annotation was computed. [2019-11-23 22:11:06,982 INFO L444 ceAbstractionStarter]: For program point L591(lines 591 2948) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L525(lines 525 2958) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L1979(lines 1979 2734) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L856(lines 856 2907) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L1121(lines 1121 2866) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L2112(lines 2112 2714) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L2046(lines 2046 2724) no Hoare annotation was computed. [2019-11-23 22:11:06,983 INFO L444 ceAbstractionStarter]: For program point L2377(lines 2377 2673) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L1254(lines 1254 2846) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L1188(lines 1188 2856) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L131(lines 131 235) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L1519(lines 1519 2805) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 2978) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L330(lines 330 2988) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L1784(lines 1784 2764) no Hoare annotation was computed. [2019-11-23 22:11:06,984 INFO L444 ceAbstractionStarter]: For program point L661(lines 661 2937) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L926(lines 926 2896) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L1917(lines 1917 2744) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L1851(lines 1851 2754) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L200(lines 200 224) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L2182(lines 2182 2703) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L1059(lines 1059 2876) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 2886) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L2447(lines 2447 2662) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L1324(lines 1324 2835) no Hoare annotation was computed. [2019-11-23 22:11:06,985 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 281) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L1589(lines 1589 2794) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L2580(lines 2580 2642) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L2514(lines 2514 2652) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L466(lines 466 2967) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 2926) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 214) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L1722(lines 1722 2774) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L1656(lines 1656 2784) no Hoare annotation was computed. [2019-11-23 22:11:06,986 INFO L444 ceAbstractionStarter]: For program point L71(line 71) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L1987(lines 1987 2733) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L864(lines 864 2906) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L798(lines 798 2916) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L2252(lines 2252 2692) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L138(lines 138 229) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L1129(lines 1129 2865) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L1394(lines 1394 2824) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L2385(lines 2385 2672) no Hoare annotation was computed. [2019-11-23 22:11:06,987 INFO L444 ceAbstractionStarter]: For program point L2319(lines 2319 2682) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 2956) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L1527(lines 1527 2804) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L1461(lines 1461 2814) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L1792(lines 1792 2763) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L669(lines 669 2936) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 2946) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L2057(lines 2057 2722) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point L934(lines 934 2895) no Hoare annotation was computed. [2019-11-23 22:11:06,988 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 71) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point L1199(lines 1199 2854) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point L2190(lines 2190 2702) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point L2124(lines 2124 2712) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 262) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point L2455(lines 2455 2661) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 2986) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L444 ceAbstractionStarter]: For program point L1332(lines 1332 2834) no Hoare annotation was computed. [2019-11-23 22:11:06,989 INFO L440 ceAbstractionStarter]: At program point L275(lines 127 277) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_main_~__VERIFIER_assert__cond~2)) (<= 1 ULTIMATE.start_main_~main__t~0) (not (= 0 ULTIMATE.start_main_~__VERIFIER_assert__cond~3)) (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0)) [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L1266(lines 1266 2844) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L1597(lines 1597 2793) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L474(lines 474 2966) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 2976) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 2611) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L1862(lines 1862 2752) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L739(lines 739 2925) no Hoare annotation was computed. [2019-11-23 22:11:06,990 INFO L444 ceAbstractionStarter]: For program point L1004(lines 1004 2884) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L1995(lines 1995 2732) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L1929(lines 1929 2742) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L2260(lines 2260 2691) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 222) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L1137(lines 1137 2864) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L1071(lines 1071 2874) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L2525(lines 2525 2650) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L1402(lines 1402 2823) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L81(lines 81 279) no Hoare annotation was computed. [2019-11-23 22:11:06,991 INFO L444 ceAbstractionStarter]: For program point L1667(lines 1667 2782) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L544(lines 544 2955) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L16(lines 16 3002) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L809(lines 809 2914) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L1800(lines 1800 2762) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L1734(lines 1734 2772) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L2065(lines 2065 2721) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L942(lines 942 2894) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L876(lines 876 2904) no Hoare annotation was computed. [2019-11-23 22:11:06,992 INFO L444 ceAbstractionStarter]: For program point L2330(lines 2330 2680) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L1207(lines 1207 2853) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L150(lines 150 227) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L1472(lines 1472 2812) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L2463(lines 2463 2660) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 2985) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L2397(lines 2397 2670) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L614(lines 614 2944) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L1605(lines 1605 2792) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point L1539(lines 1539 2802) no Hoare annotation was computed. [2019-11-23 22:11:06,993 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L20(lines 20 2997) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L1870(lines 1870 2751) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L747(lines 747 2924) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L681(lines 681 2934) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L2597(lines 2597 2640) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L2135(lines 2135 2710) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point L1012(lines 1012 2883) no Hoare annotation was computed. [2019-11-23 22:11:06,994 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L1277(lines 1277 2842) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L2268(lines 2268 2690) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L2202(lines 2202 2700) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L2599(line 2599) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L2533(lines 2533 2649) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 2974) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L1410(lines 1410 2822) no Hoare annotation was computed. [2019-11-23 22:11:06,995 INFO L444 ceAbstractionStarter]: For program point L1344(lines 1344 2832) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L440 ceAbstractionStarter]: At program point L221(lines 87 279) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (not (= 0 ULTIMATE.start_main_~__VERIFIER_assert__cond~2)) (<= 1 ULTIMATE.start_main_~main__t~0) (not (= 0 ULTIMATE.start_main_~__VERIFIER_assert__cond~3))) [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point L1675(lines 1675 2781) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point L552(lines 552 2954) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point L486(lines 486 2964) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 168) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point L1940(lines 1940 2740) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point L817(lines 817 2913) no Hoare annotation was computed. [2019-11-23 22:11:06,996 INFO L444 ceAbstractionStarter]: For program point L1082(lines 1082 2872) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L2073(lines 2073 2720) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L2007(lines 2007 2730) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L2338(lines 2338 2679) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L1215(lines 1215 2852) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L1149(lines 1149 2862) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L1480(lines 1480 2811) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 2984) no Hoare annotation was computed. [2019-11-23 22:11:06,997 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 2994) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 226) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L1745(lines 1745 2770) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L622(lines 622 2943) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L28(lines 28 52) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L447 ceAbstractionStarter]: At program point L3001(lines 16 3002) the Hoare annotation is: true [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L887(lines 887 2902) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L1878(lines 1878 2750) no Hoare annotation was computed. [2019-11-23 22:11:06,998 INFO L444 ceAbstractionStarter]: For program point L1812(lines 1812 2760) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L2143(lines 2143 2709) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L1020(lines 1020 2882) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L954(lines 954 2892) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L2408(lines 2408 2668) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L1285(lines 1285 2841) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L1550(lines 1550 2800) no Hoare annotation was computed. [2019-11-23 22:11:06,999 INFO L444 ceAbstractionStarter]: For program point L2541(lines 2541 2648) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L427(lines 427 2973) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L2475(lines 2475 2658) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L692(lines 692 2932) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L1683(lines 1683 2780) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L1617(lines 1617 2790) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L98(lines 98 120) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L1948(lines 1948 2739) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 2912) no Hoare annotation was computed. [2019-11-23 22:11:07,000 INFO L444 ceAbstractionStarter]: For program point L759(lines 759 2922) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L2609(lines 2609 2638) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L2213(lines 2213 2698) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L1090(lines 1090 2871) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L1355(lines 1355 2830) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L2346(lines 2346 2678) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L2280(lines 2280 2688) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 188) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-11-23 22:11:07,001 INFO L444 ceAbstractionStarter]: For program point L2611(line 2611) no Hoare annotation was computed. [2019-11-23 22:11:07,002 INFO L444 ceAbstractionStarter]: For program point L497(lines 497 2962) no Hoare annotation was computed. [2019-11-23 22:11:07,002 INFO L444 ceAbstractionStarter]: For program point L1488(lines 1488 2810) no Hoare annotation was computed. [2019-11-23 22:11:07,002 INFO L444 ceAbstractionStarter]: For program point L1422(lines 1422 2820) no Hoare annotation was computed. [2019-11-23 22:11:07,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:11:07 BoogieIcfgContainer [2019-11-23 22:11:07,021 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 22:11:07,024 INFO L168 Benchmark]: Toolchain (without parser) took 18453.82 ms. Allocated memory was 138.4 MB in the beginning and 479.7 MB in the end (delta: 341.3 MB). Free memory was 102.0 MB in the beginning and 145.5 MB in the end (delta: -43.5 MB). Peak memory consumption was 297.8 MB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,025 INFO L168 Benchmark]: CDTParser took 1.53 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1043.35 ms. Allocated memory was 138.4 MB in the beginning and 205.5 MB in the end (delta: 67.1 MB). Free memory was 101.8 MB in the beginning and 169.6 MB in the end (delta: -67.8 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.61 ms. Allocated memory is still 205.5 MB. Free memory was 169.6 MB in the beginning and 163.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,027 INFO L168 Benchmark]: Boogie Preprocessor took 71.48 ms. Allocated memory is still 205.5 MB. Free memory was 163.1 MB in the beginning and 157.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,028 INFO L168 Benchmark]: RCFGBuilder took 1698.09 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 157.9 MB in the beginning and 84.9 MB in the end (delta: 73.0 MB). Peak memory consumption was 105.5 MB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,029 INFO L168 Benchmark]: TraceAbstraction took 15520.71 ms. Allocated memory was 238.0 MB in the beginning and 479.7 MB in the end (delta: 241.7 MB). Free memory was 84.9 MB in the beginning and 145.5 MB in the end (delta: -60.6 MB). Peak memory consumption was 181.1 MB. Max. memory is 7.1 GB. [2019-11-23 22:11:07,033 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1043.35 ms. Allocated memory was 138.4 MB in the beginning and 205.5 MB in the end (delta: 67.1 MB). Free memory was 101.8 MB in the beginning and 169.6 MB in the end (delta: -67.8 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 110.61 ms. Allocated memory is still 205.5 MB. Free memory was 169.6 MB in the beginning and 163.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.48 ms. Allocated memory is still 205.5 MB. Free memory was 163.1 MB in the beginning and 157.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1698.09 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 157.9 MB in the beginning and 84.9 MB in the end (delta: 73.0 MB). Peak memory consumption was 105.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15520.71 ms. Allocated memory was 238.0 MB in the beginning and 479.7 MB in the end (delta: 241.7 MB). Free memory was 84.9 MB in the beginning and 145.5 MB in the end (delta: -60.6 MB). Peak memory consumption was 181.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 42]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 152]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2611]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 83]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 30]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 71]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 250]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2599]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 262]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 214]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2586]: Loop Invariant Derived loop invariant: 58 <= main__t && main__t < main__tagbuf_len - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((main__t <= main__tagbuf_len && !(0 == __VERIFIER_assert__cond)) && 1 <= main__t) && !(0 == __VERIFIER_assert__cond) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 0 <= main__t - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((!(0 == __VERIFIER_assert__cond) && 1 <= main__t) && !(0 == __VERIFIER_assert__cond)) && main__t < main__tagbuf_len - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 <= main__t && main__t < main__tagbuf_len - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 304 locations, 16 error locations. Result: SAFE, OverallTime: 15.4s, OverallIterations: 17, TraceHistogramMax: 1, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 2554 SDtfs, 11668 SDslu, 2767 SDs, 0 SdLazy, 8475 SolverSat, 3229 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 355 GetRequests, 105 SyntacticMatches, 123 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=304occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 101 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 14 NumberOfFragments, 53 HoareAnnotationTreeSize, 7 FomulaSimplifications, 3571 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 816 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 673 NumberOfCodeBlocks, 673 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 656 ConstructedInterpolants, 0 QuantifiedInterpolants, 360077 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 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...