/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 11:44:56,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 11:44:56,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 11:44:56,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 11:44:56,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 11:44:56,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 11:44:56,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 11:44:56,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 11:44:56,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 11:44:56,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 11:44:56,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 11:44:56,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 11:44:56,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 11:44:56,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 11:44:56,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 11:44:56,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 11:44:56,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 11:44:56,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 11:44:56,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 11:44:56,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 11:44:56,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 11:44:56,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 11:44:56,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 11:44:56,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 11:44:56,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 11:44:56,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 11:44:56,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 11:44:56,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 11:44:56,628 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 [2020-07-17 11:44:56,641 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 11:44:56,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 11:44:56,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 11:44:56,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 11:44:56,643 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 11:44:56,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 11:44:56,644 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 11:44:56,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 11:44:56,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 11:44:56,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 11:44:56,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 11:44:56,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 11:44:56,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 11:44:56,645 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 11:44:56,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 11:44:56,645 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 11:44:56,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 11:44:56,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 11:44:56,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 11:44:56,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 11:44:56,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 11:44:56,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 11:44:56,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 11:44:56,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 11:44:56,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 11:44:56,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 11:44:56,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 11:44:56,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 11:44:56,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 11:44:56,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 11:44:56,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 11:44:56,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 11:44:56,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 11:44:56,951 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 11:44:56,951 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 11:44:56,952 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_10-2.c [2020-07-17 11:44:57,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4932c39dd/a9a3d032165e4eeea6028c3e127248bb/FLAG3a426c1be [2020-07-17 11:44:57,518 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 11:44:57,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_10-2.c [2020-07-17 11:44:57,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4932c39dd/a9a3d032165e4eeea6028c3e127248bb/FLAG3a426c1be [2020-07-17 11:44:57,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4932c39dd/a9a3d032165e4eeea6028c3e127248bb [2020-07-17 11:44:57,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 11:44:57,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 11:44:57,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 11:44:57,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 11:44:57,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 11:44:57,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:44:57" (1/1) ... [2020-07-17 11:44:57,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738c70e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:57, skipping insertion in model container [2020-07-17 11:44:57,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:44:57" (1/1) ... [2020-07-17 11:44:57,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 11:44:57,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 11:44:58,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:44:58,202 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 11:44:58,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:44:58,229 INFO L208 MainTranslator]: Completed translation [2020-07-17 11:44:58,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58 WrapperNode [2020-07-17 11:44:58,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 11:44:58,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 11:44:58,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 11:44:58,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 11:44:58,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (1/1) ... [2020-07-17 11:44:58,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 11:44:58,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 11:44:58,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 11:44:58,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 11:44:58,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (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 [2020-07-17 11:44:58,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 11:44:58,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 11:44:58,399 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-17 11:44:58,400 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 11:44:58,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 11:44:58,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 11:44:58,400 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-17 11:44:58,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 11:44:58,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 11:44:58,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 11:44:58,576 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 11:44:58,576 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-17 11:44:58,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:44:58 BoogieIcfgContainer [2020-07-17 11:44:58,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 11:44:58,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 11:44:58,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 11:44:58,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 11:44:58,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:44:57" (1/3) ... [2020-07-17 11:44:58,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60517a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:44:58, skipping insertion in model container [2020-07-17 11:44:58,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:44:58" (2/3) ... [2020-07-17 11:44:58,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60517a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:44:58, skipping insertion in model container [2020-07-17 11:44:58,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:44:58" (3/3) ... [2020-07-17 11:44:58,588 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_10-2.c [2020-07-17 11:44:58,599 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 11:44:58,607 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 11:44:58,625 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 11:44:58,653 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 11:44:58,653 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 11:44:58,654 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 11:44:58,654 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 11:44:58,654 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 11:44:58,654 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 11:44:58,654 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 11:44:58,654 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 11:44:58,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-17 11:44:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-17 11:44:58,693 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:44:58,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:44:58,695 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:44:58,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:44:58,708 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-17 11:44:58,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:44:58,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640676402] [2020-07-17 11:44:58,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:44:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:44:58,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640676402] [2020-07-17 11:44:58,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:44:58,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 11:44:58,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060994675] [2020-07-17 11:44:58,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 11:44:58,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:44:58,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 11:44:58,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 11:44:58,966 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-17 11:44:59,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:44:59,076 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-17 11:44:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 11:44:59,077 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 11:44:59,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:44:59,087 INFO L225 Difference]: With dead ends: 35 [2020-07-17 11:44:59,087 INFO L226 Difference]: Without dead ends: 21 [2020-07-17 11:44:59,090 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 11:44:59,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-17 11:44:59,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-17 11:44:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 11:44:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-17 11:44:59,137 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-17 11:44:59,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:44:59,137 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-17 11:44:59,138 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 11:44:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 11:44:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-17 11:44:59,142 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:44:59,142 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:44:59,143 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 11:44:59,144 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:44:59,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:44:59,145 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-17 11:44:59,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:44:59,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69238643] [2020-07-17 11:44:59,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:44:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:44:59,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69238643] [2020-07-17 11:44:59,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:44:59,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 11:44:59,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983893616] [2020-07-17 11:44:59,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 11:44:59,245 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:44:59,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 11:44:59,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 11:44:59,246 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-17 11:44:59,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:44:59,302 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-17 11:44:59,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 11:44:59,303 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-17 11:44:59,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:44:59,305 INFO L225 Difference]: With dead ends: 27 [2020-07-17 11:44:59,305 INFO L226 Difference]: Without dead ends: 23 [2020-07-17 11:44:59,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 11:44:59,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-17 11:44:59,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-17 11:44:59,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 11:44:59,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-17 11:44:59,314 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-17 11:44:59,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:44:59,314 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-17 11:44:59,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 11:44:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 11:44:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-17 11:44:59,316 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:44:59,316 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:44:59,316 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 11:44:59,317 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:44:59,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:44:59,317 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-17 11:44:59,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:44:59,318 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940942701] [2020-07-17 11:44:59,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:44:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 11:44:59,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940942701] [2020-07-17 11:44:59,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294649194] [2020-07-17 11:44:59,467 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:44:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:44:59,512 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 11:44:59,522 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:44:59,634 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 11:44:59,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:44:59,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-17 11:44:59,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476647003] [2020-07-17 11:44:59,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:44:59,637 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:44:59,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:44:59,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:44:59,638 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-17 11:44:59,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:44:59,762 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-17 11:44:59,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 11:44:59,763 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-17 11:44:59,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:44:59,765 INFO L225 Difference]: With dead ends: 38 [2020-07-17 11:44:59,765 INFO L226 Difference]: Without dead ends: 23 [2020-07-17 11:44:59,766 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-07-17 11:44:59,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-17 11:44:59,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-17 11:44:59,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-17 11:44:59,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-17 11:44:59,774 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-17 11:44:59,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:44:59,774 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-17 11:44:59,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:44:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 11:44:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-17 11:44:59,776 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:44:59,776 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:44:59,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-17 11:44:59,991 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:44:59,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:44:59,993 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-17 11:44:59,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:44:59,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926770570] [2020-07-17 11:44:59,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-17 11:45:00,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926770570] [2020-07-17 11:45:00,110 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047451957] [2020-07-17 11:45:00,110 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,140 INFO L264 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 11:45:00,142 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:00,169 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-17 11:45:00,169 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:00,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-17 11:45:00,170 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402506032] [2020-07-17 11:45:00,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 11:45:00,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:00,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 11:45:00,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 11:45:00,171 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-07-17 11:45:00,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:00,268 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-17 11:45:00,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 11:45:00,269 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-17 11:45:00,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:00,271 INFO L225 Difference]: With dead ends: 41 [2020-07-17 11:45:00,271 INFO L226 Difference]: Without dead ends: 37 [2020-07-17 11:45:00,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:45:00,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-17 11:45:00,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-17 11:45:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-17 11:45:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-17 11:45:00,283 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-17 11:45:00,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:00,284 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-17 11:45:00,284 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 11:45:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 11:45:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-17 11:45:00,286 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:00,286 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:00,500 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:00,500 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:00,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:00,501 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-17 11:45:00,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:00,502 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716054372] [2020-07-17 11:45:00,503 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-17 11:45:00,657 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716054372] [2020-07-17 11:45:00,657 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026874835] [2020-07-17 11:45:00,657 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:00,688 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-17 11:45:00,688 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:00,689 INFO L264 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 11:45:00,692 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-17 11:45:00,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:00,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2020-07-17 11:45:00,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681921419] [2020-07-17 11:45:00,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 11:45:00,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:00,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 11:45:00,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-17 11:45:00,755 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 12 states. [2020-07-17 11:45:00,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:00,984 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-17 11:45:00,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 11:45:00,985 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-17 11:45:00,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:00,987 INFO L225 Difference]: With dead ends: 72 [2020-07-17 11:45:00,987 INFO L226 Difference]: Without dead ends: 41 [2020-07-17 11:45:00,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-07-17 11:45:00,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-17 11:45:00,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-17 11:45:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-17 11:45:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-17 11:45:00,998 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-17 11:45:00,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:00,998 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-17 11:45:00,998 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 11:45:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 11:45:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-17 11:45:01,001 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:01,001 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:01,216 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:01,217 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:01,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:01,217 INFO L82 PathProgramCache]: Analyzing trace with hash 2001184551, now seen corresponding path program 3 times [2020-07-17 11:45:01,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:01,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227607278] [2020-07-17 11:45:01,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:01,548 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 17 proven. 88 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-17 11:45:01,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227607278] [2020-07-17 11:45:01,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151590121] [2020-07-17 11:45:01,549 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:01,613 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2020-07-17 11:45:01,614 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:01,615 INFO L264 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 11:45:01,626 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:01,668 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 65 proven. 22 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-07-17 11:45:01,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:01,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2020-07-17 11:45:01,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283503358] [2020-07-17 11:45:01,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:45:01,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:01,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:45:01,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:45:01,671 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 10 states. [2020-07-17 11:45:01,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:01,844 INFO L93 Difference]: Finished difference Result 88 states and 127 transitions. [2020-07-17 11:45:01,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 11:45:01,845 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 68 [2020-07-17 11:45:01,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:01,848 INFO L225 Difference]: With dead ends: 88 [2020-07-17 11:45:01,848 INFO L226 Difference]: Without dead ends: 53 [2020-07-17 11:45:01,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-07-17 11:45:01,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-07-17 11:45:01,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 50. [2020-07-17 11:45:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-07-17 11:45:01,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2020-07-17 11:45:01,860 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 68 [2020-07-17 11:45:01,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:01,861 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2020-07-17 11:45:01,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:45:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2020-07-17 11:45:01,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-07-17 11:45:01,863 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:01,863 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 14, 8, 8, 8, 8, 8, 8, 8, 6, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:02,076 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:02,077 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:02,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:02,078 INFO L82 PathProgramCache]: Analyzing trace with hash -19418837, now seen corresponding path program 4 times [2020-07-17 11:45:02,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:02,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767889070] [2020-07-17 11:45:02,079 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 47 proven. 280 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-07-17 11:45:02,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767889070] [2020-07-17 11:45:02,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314191502] [2020-07-17 11:45:02,368 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:02,447 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-17 11:45:02,448 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:02,449 INFO L264 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-17 11:45:02,462 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 47 proven. 280 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-07-17 11:45:02,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:02,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-07-17 11:45:02,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604702315] [2020-07-17 11:45:02,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:45:02,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:02,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:45:02,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:45:02,548 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. Second operand 10 states. [2020-07-17 11:45:02,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:02,757 INFO L93 Difference]: Finished difference Result 120 states and 179 transitions. [2020-07-17 11:45:02,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 11:45:02,758 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 123 [2020-07-17 11:45:02,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:02,762 INFO L225 Difference]: With dead ends: 120 [2020-07-17 11:45:02,762 INFO L226 Difference]: Without dead ends: 116 [2020-07-17 11:45:02,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-07-17 11:45:02,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-17 11:45:02,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 107. [2020-07-17 11:45:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-17 11:45:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 162 transitions. [2020-07-17 11:45:02,792 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 162 transitions. Word has length 123 [2020-07-17 11:45:02,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:02,793 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 162 transitions. [2020-07-17 11:45:02,793 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:45:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2020-07-17 11:45:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-07-17 11:45:02,797 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:02,798 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 25, 15, 15, 15, 15, 15, 15, 15, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:03,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-17 11:45:03,013 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:03,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:03,014 INFO L82 PathProgramCache]: Analyzing trace with hash 706081956, now seen corresponding path program 5 times [2020-07-17 11:45:03,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:03,015 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488575943] [2020-07-17 11:45:03,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 432 proven. 761 refuted. 0 times theorem prover too weak. 1387 trivial. 0 not checked. [2020-07-17 11:45:03,703 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488575943] [2020-07-17 11:45:03,703 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807652812] [2020-07-17 11:45:03,703 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:03,799 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 24 check-sat command(s) [2020-07-17 11:45:03,800 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:03,802 INFO L264 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-17 11:45:03,809 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:03,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 630 proven. 571 refuted. 0 times theorem prover too weak. 1379 trivial. 0 not checked. [2020-07-17 11:45:03,946 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:03,946 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 19 [2020-07-17 11:45:03,946 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642617698] [2020-07-17 11:45:03,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-07-17 11:45:03,947 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:03,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-07-17 11:45:03,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2020-07-17 11:45:03,948 INFO L87 Difference]: Start difference. First operand 107 states and 162 transitions. Second operand 19 states. [2020-07-17 11:45:04,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:04,711 INFO L93 Difference]: Finished difference Result 196 states and 368 transitions. [2020-07-17 11:45:04,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-17 11:45:04,712 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 218 [2020-07-17 11:45:04,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:04,718 INFO L225 Difference]: With dead ends: 196 [2020-07-17 11:45:04,718 INFO L226 Difference]: Without dead ends: 98 [2020-07-17 11:45:04,726 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=1161, Unknown=0, NotChecked=0, Total=1482 [2020-07-17 11:45:04,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-07-17 11:45:04,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 87. [2020-07-17 11:45:04,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-17 11:45:04,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 116 transitions. [2020-07-17 11:45:04,755 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 116 transitions. Word has length 218 [2020-07-17 11:45:04,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:04,756 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 116 transitions. [2020-07-17 11:45:04,756 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-07-17 11:45:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 116 transitions. [2020-07-17 11:45:04,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-07-17 11:45:04,764 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:04,765 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:04,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:04,965 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:04,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:04,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1425621089, now seen corresponding path program 6 times [2020-07-17 11:45:04,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:04,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330554920] [2020-07-17 11:45:04,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 189 proven. 1130 refuted. 0 times theorem prover too weak. 3249 trivial. 0 not checked. [2020-07-17 11:45:05,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330554920] [2020-07-17 11:45:05,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1424445494] [2020-07-17 11:45:05,651 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:05,733 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2020-07-17 11:45:05,733 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:05,735 INFO L264 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-17 11:45:05,744 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:05,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 331 proven. 821 refuted. 0 times theorem prover too weak. 3416 trivial. 0 not checked. [2020-07-17 11:45:05,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:05,841 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 12 [2020-07-17 11:45:05,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835034296] [2020-07-17 11:45:05,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 11:45:05,844 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:05,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 11:45:05,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-07-17 11:45:05,845 INFO L87 Difference]: Start difference. First operand 87 states and 116 transitions. Second operand 12 states. [2020-07-17 11:45:06,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:06,117 INFO L93 Difference]: Finished difference Result 269 states and 401 transitions. [2020-07-17 11:45:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 11:45:06,118 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-07-17 11:45:06,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:06,128 INFO L225 Difference]: With dead ends: 269 [2020-07-17 11:45:06,129 INFO L226 Difference]: Without dead ends: 265 [2020-07-17 11:45:06,130 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2020-07-17 11:45:06,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-07-17 11:45:06,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 250. [2020-07-17 11:45:06,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-07-17 11:45:06,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 371 transitions. [2020-07-17 11:45:06,200 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 371 transitions. Word has length 286 [2020-07-17 11:45:06,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:06,201 INFO L479 AbstractCegarLoop]: Abstraction has 250 states and 371 transitions. [2020-07-17 11:45:06,202 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 11:45:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 371 transitions. [2020-07-17 11:45:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2020-07-17 11:45:06,218 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:06,218 INFO L422 BasicCegarLoop]: trace histogram [77, 77, 62, 38, 38, 38, 38, 38, 38, 38, 24, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:06,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:06,432 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:06,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:06,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1339067037, now seen corresponding path program 7 times [2020-07-17 11:45:06,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:06,434 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007266939] [2020-07-17 11:45:06,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 16407 backedges. 2940 proven. 2962 refuted. 0 times theorem prover too weak. 10505 trivial. 0 not checked. [2020-07-17 11:45:08,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007266939] [2020-07-17 11:45:08,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541505312] [2020-07-17 11:45:08,432 INFO L92 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:08,582 INFO L264 TraceCheckSpWp]: Trace formula consists of 1180 conjuncts, 18 conjunts are in the unsatisfiable core [2020-07-17 11:45:08,590 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:08,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16407 backedges. 386 proven. 2689 refuted. 0 times theorem prover too weak. 13332 trivial. 0 not checked. [2020-07-17 11:45:08,796 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:08,798 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 12] total 21 [2020-07-17 11:45:08,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314918521] [2020-07-17 11:45:08,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-07-17 11:45:08,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:08,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-07-17 11:45:08,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2020-07-17 11:45:08,807 INFO L87 Difference]: Start difference. First operand 250 states and 371 transitions. Second operand 21 states. [2020-07-17 11:45:09,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:09,817 INFO L93 Difference]: Finished difference Result 390 states and 682 transitions. [2020-07-17 11:45:09,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-07-17 11:45:09,820 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 531 [2020-07-17 11:45:09,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:09,824 INFO L225 Difference]: With dead ends: 390 [2020-07-17 11:45:09,824 INFO L226 Difference]: Without dead ends: 154 [2020-07-17 11:45:09,827 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 739 GetRequests, 691 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=499, Invalid=1951, Unknown=0, NotChecked=0, Total=2450 [2020-07-17 11:45:09,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-07-17 11:45:09,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 125. [2020-07-17 11:45:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-17 11:45:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 181 transitions. [2020-07-17 11:45:09,840 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 181 transitions. Word has length 531 [2020-07-17 11:45:09,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:09,840 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 181 transitions. [2020-07-17 11:45:09,840 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-07-17 11:45:09,840 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 181 transitions. [2020-07-17 11:45:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2020-07-17 11:45:09,877 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:09,878 INFO L422 BasicCegarLoop]: trace histogram [151, 151, 122, 75, 75, 75, 75, 75, 75, 75, 47, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:10,090 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-17 11:45:10,090 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:10,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:10,092 INFO L82 PathProgramCache]: Analyzing trace with hash 2047979866, now seen corresponding path program 8 times [2020-07-17 11:45:10,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:10,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447348863] [2020-07-17 11:45:10,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 63781 backedges. 6633 proven. 9072 refuted. 0 times theorem prover too weak. 48076 trivial. 0 not checked. [2020-07-17 11:45:15,354 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447348863] [2020-07-17 11:45:15,354 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133210790] [2020-07-17 11:45:15,354 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:15,626 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-17 11:45:15,626 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:15,630 INFO L264 TraceCheckSpWp]: Trace formula consists of 2299 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-17 11:45:15,674 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 63781 backedges. 764 proven. 6387 refuted. 0 times theorem prover too weak. 56630 trivial. 0 not checked. [2020-07-17 11:45:16,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:16,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 13] total 24 [2020-07-17 11:45:16,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044052535] [2020-07-17 11:45:16,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-17 11:45:16,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:16,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-17 11:45:16,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=447, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:45:16,175 INFO L87 Difference]: Start difference. First operand 125 states and 181 transitions. Second operand 24 states. [2020-07-17 11:45:17,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:17,446 INFO L93 Difference]: Finished difference Result 279 states and 510 transitions. [2020-07-17 11:45:17,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-07-17 11:45:17,447 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 1035 [2020-07-17 11:45:17,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:17,456 INFO L225 Difference]: With dead ends: 279 [2020-07-17 11:45:17,456 INFO L226 Difference]: Without dead ends: 172 [2020-07-17 11:45:17,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1400 GetRequests, 1344 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=639, Invalid=2667, Unknown=0, NotChecked=0, Total=3306 [2020-07-17 11:45:17,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-17 11:45:17,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 150. [2020-07-17 11:45:17,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-07-17 11:45:17,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 230 transitions. [2020-07-17 11:45:17,477 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 230 transitions. Word has length 1035 [2020-07-17 11:45:17,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:17,478 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 230 transitions. [2020-07-17 11:45:17,478 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-17 11:45:17,479 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 230 transitions. [2020-07-17 11:45:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1676 [2020-07-17 11:45:17,502 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:17,502 INFO L422 BasicCegarLoop]: trace histogram [245, 245, 198, 122, 122, 122, 122, 122, 122, 122, 76, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:17,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:17,717 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:17,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:17,718 INFO L82 PathProgramCache]: Analyzing trace with hash 667367253, now seen corresponding path program 9 times [2020-07-17 11:45:17,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:17,719 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269564994] [2020-07-17 11:45:17,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 168587 backedges. 8170 proven. 13512 refuted. 0 times theorem prover too weak. 146905 trivial. 0 not checked. [2020-07-17 11:45:26,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269564994] [2020-07-17 11:45:26,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712255242] [2020-07-17 11:45:26,928 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:27,639 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 136 check-sat command(s) [2020-07-17 11:45:27,639 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:27,646 INFO L264 TraceCheckSpWp]: Trace formula consists of 2347 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-17 11:45:27,674 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 168587 backedges. 56858 proven. 1014 refuted. 0 times theorem prover too weak. 110715 trivial. 0 not checked. [2020-07-17 11:45:29,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:29,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 14] total 27 [2020-07-17 11:45:29,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871523427] [2020-07-17 11:45:29,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-07-17 11:45:29,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:29,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-07-17 11:45:29,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=572, Unknown=0, NotChecked=0, Total=702 [2020-07-17 11:45:29,428 INFO L87 Difference]: Start difference. First operand 150 states and 230 transitions. Second operand 27 states. [2020-07-17 11:45:31,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:31,080 INFO L93 Difference]: Finished difference Result 339 states and 608 transitions. [2020-07-17 11:45:31,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-07-17 11:45:31,080 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 1675 [2020-07-17 11:45:31,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:31,087 INFO L225 Difference]: With dead ends: 339 [2020-07-17 11:45:31,087 INFO L226 Difference]: Without dead ends: 215 [2020-07-17 11:45:31,091 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2232 GetRequests, 2163 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1275 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=919, Invalid=4051, Unknown=0, NotChecked=0, Total=4970 [2020-07-17 11:45:31,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-07-17 11:45:31,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 180. [2020-07-17 11:45:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-07-17 11:45:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 271 transitions. [2020-07-17 11:45:31,117 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 271 transitions. Word has length 1675 [2020-07-17 11:45:31,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:31,131 INFO L479 AbstractCegarLoop]: Abstraction has 180 states and 271 transitions. [2020-07-17 11:45:31,131 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-07-17 11:45:31,131 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 271 transitions. [2020-07-17 11:45:31,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-07-17 11:45:31,148 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:31,149 INFO L422 BasicCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:31,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:31,364 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:31,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:31,365 INFO L82 PathProgramCache]: Analyzing trace with hash 452920407, now seen corresponding path program 10 times [2020-07-17 11:45:31,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:31,366 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567144319] [2020-07-17 11:45:31,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 0 proven. 28921 refuted. 0 times theorem prover too weak. 58848 trivial. 0 not checked. [2020-07-17 11:45:40,581 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567144319] [2020-07-17 11:45:40,581 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289671117] [2020-07-17 11:45:40,581 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:40,915 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-17 11:45:40,915 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:40,938 INFO L264 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 711 conjunts are in the unsatisfiable core [2020-07-17 11:45:40,958 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 0 proven. 28921 refuted. 0 times theorem prover too weak. 58848 trivial. 0 not checked. [2020-07-17 11:45:45,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:45,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 40 [2020-07-17 11:45:45,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023081415] [2020-07-17 11:45:45,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-07-17 11:45:45,846 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:45,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-07-17 11:45:45,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1465, Unknown=0, NotChecked=0, Total=1560 [2020-07-17 11:45:45,847 INFO L87 Difference]: Start difference. First operand 180 states and 271 transitions. Second operand 40 states. [2020-07-17 11:45:46,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:46,586 INFO L93 Difference]: Finished difference Result 193 states and 308 transitions. [2020-07-17 11:45:46,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-17 11:45:46,587 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 1212 [2020-07-17 11:45:46,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:46,594 INFO L225 Difference]: With dead ends: 193 [2020-07-17 11:45:46,594 INFO L226 Difference]: Without dead ends: 189 [2020-07-17 11:45:46,595 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1924 GetRequests, 1797 SyntacticMatches, 89 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=95, Invalid=1465, Unknown=0, NotChecked=0, Total=1560 [2020-07-17 11:45:46,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-07-17 11:45:46,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 188. [2020-07-17 11:45:46,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-17 11:45:46,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 297 transitions. [2020-07-17 11:45:46,610 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 297 transitions. Word has length 1212 [2020-07-17 11:45:46,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:46,611 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 297 transitions. [2020-07-17 11:45:46,611 INFO L480 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-07-17 11:45:46,611 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 297 transitions. [2020-07-17 11:45:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1499 [2020-07-17 11:45:46,629 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:46,630 INFO L422 BasicCegarLoop]: trace histogram [219, 219, 177, 109, 109, 109, 109, 109, 109, 109, 68, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:46,830 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-17 11:45:46,831 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:46,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:46,832 INFO L82 PathProgramCache]: Analyzing trace with hash -918806966, now seen corresponding path program 11 times [2020-07-17 11:45:46,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:46,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897144447] [2020-07-17 11:45:46,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 134604 backedges. 6041 proven. 12767 refuted. 0 times theorem prover too weak. 115796 trivial. 0 not checked. [2020-07-17 11:45:53,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897144447] [2020-07-17 11:45:53,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986088673] [2020-07-17 11:45:53,466 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:45:54,695 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 185 check-sat command(s) [2020-07-17 11:45:54,695 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:45:54,702 INFO L264 TraceCheckSpWp]: Trace formula consists of 3140 conjuncts, 32 conjunts are in the unsatisfiable core [2020-07-17 11:45:54,720 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:45:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 134604 backedges. 65195 proven. 4287 refuted. 0 times theorem prover too weak. 65122 trivial. 0 not checked. [2020-07-17 11:45:55,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:45:55,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 25 [2020-07-17 11:45:55,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335066137] [2020-07-17 11:45:55,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-17 11:45:55,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:45:55,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-17 11:45:55,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2020-07-17 11:45:55,588 INFO L87 Difference]: Start difference. First operand 188 states and 297 transitions. Second operand 25 states. [2020-07-17 11:45:56,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:45:56,674 INFO L93 Difference]: Finished difference Result 371 states and 599 transitions. [2020-07-17 11:45:56,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-07-17 11:45:56,677 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 1498 [2020-07-17 11:45:56,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:45:56,681 INFO L225 Difference]: With dead ends: 371 [2020-07-17 11:45:56,682 INFO L226 Difference]: Without dead ends: 213 [2020-07-17 11:45:56,684 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1981 GetRequests, 1936 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=448, Invalid=1714, Unknown=0, NotChecked=0, Total=2162 [2020-07-17 11:45:56,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-07-17 11:45:56,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 152. [2020-07-17 11:45:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-17 11:45:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 244 transitions. [2020-07-17 11:45:56,699 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 244 transitions. Word has length 1498 [2020-07-17 11:45:56,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:45:56,700 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 244 transitions. [2020-07-17 11:45:56,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-17 11:45:56,700 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 244 transitions. [2020-07-17 11:45:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2425 [2020-07-17 11:45:56,754 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:45:56,755 INFO L422 BasicCegarLoop]: trace histogram [355, 355, 287, 177, 177, 177, 177, 177, 177, 177, 110, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:45:56,969 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-07-17 11:45:56,970 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:45:56,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:45:56,972 INFO L82 PathProgramCache]: Analyzing trace with hash 222700524, now seen corresponding path program 12 times [2020-07-17 11:45:56,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:45:56,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043628495] [2020-07-17 11:45:56,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:45:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:45:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:46:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 354685 backedges. 12192 proven. 25480 refuted. 0 times theorem prover too weak. 317013 trivial. 0 not checked. [2020-07-17 11:46:09,834 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043628495] [2020-07-17 11:46:09,834 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686724025] [2020-07-17 11:46:09,834 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:46:10,040 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2020-07-17 11:46:10,041 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 11:46:10,044 INFO L264 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-17 11:46:10,071 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:46:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 354685 backedges. 3629 proven. 15746 refuted. 0 times theorem prover too weak. 335310 trivial. 0 not checked. [2020-07-17 11:46:12,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:46:12,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 14] total 28 [2020-07-17 11:46:12,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832853924] [2020-07-17 11:46:12,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-07-17 11:46:12,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:46:12,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-07-17 11:46:12,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=599, Unknown=0, NotChecked=0, Total=756 [2020-07-17 11:46:12,693 INFO L87 Difference]: Start difference. First operand 152 states and 244 transitions. Second operand 28 states. [2020-07-17 11:46:13,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:46:13,764 INFO L93 Difference]: Finished difference Result 195 states and 322 transitions. [2020-07-17 11:46:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-07-17 11:46:13,766 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 2424 [2020-07-17 11:46:13,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:46:13,766 INFO L225 Difference]: With dead ends: 195 [2020-07-17 11:46:13,766 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 11:46:13,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3193 GetRequests, 3134 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=866, Invalid=2794, Unknown=0, NotChecked=0, Total=3660 [2020-07-17 11:46:13,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 11:46:13,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 11:46:13,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 11:46:13,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 11:46:13,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2424 [2020-07-17 11:46:13,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:46:13,772 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 11:46:13,772 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-07-17 11:46:13,772 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 11:46:13,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 11:46:13,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-07-17 11:46:13,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 11:46:15,761 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 134 DAG size of output: 69 [2020-07-17 11:46:15,952 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 10 [2020-07-17 11:46:15,956 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 11:46:15,956 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:46:15,956 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:46:15,956 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 11:46:15,956 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 11:46:15,956 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:46:15,956 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2020-07-17 11:46:15,957 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 23 30) the Hoare annotation is: true [2020-07-17 11:46:15,957 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-17 11:46:15,957 INFO L268 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-07-17 11:46:15,957 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (and (<= main_~x~0 10) (<= 10 main_~x~0)) [2020-07-17 11:46:15,957 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 23 30) no Hoare annotation was computed. [2020-07-17 11:46:15,957 INFO L268 CegarLoopResult]: For program point L25-1(line 25) no Hoare annotation was computed. [2020-07-17 11:46:15,958 INFO L268 CegarLoopResult]: For program point L26-2(lines 26 28) no Hoare annotation was computed. [2020-07-17 11:46:15,958 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 23 30) no Hoare annotation was computed. [2020-07-17 11:46:15,958 INFO L268 CegarLoopResult]: For program point fiboEXIT(lines 5 13) no Hoare annotation was computed. [2020-07-17 11:46:15,958 INFO L268 CegarLoopResult]: For program point fiboFINAL(lines 5 13) no Hoare annotation was computed. [2020-07-17 11:46:15,958 INFO L264 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: (and (or (not (<= |fibo_#in~n| 10)) (= fibo_~n |fibo_#in~n|)) (<= 2 |fibo_#in~n|)) [2020-07-17 11:46:15,958 INFO L268 CegarLoopResult]: For program point L11-1(line 11) no Hoare annotation was computed. [2020-07-17 11:46:15,959 INFO L264 CegarLoopResult]: At program point L11-2(line 11) the Hoare annotation is: (let ((.cse3 (<= |fibo_#in~n| 5)) (.cse1 (= fibo_~n |fibo_#in~n|)) (.cse0 (<= |fibo_#in~n| 9)) (.cse4 (<= |fibo_#in~n| 6)) (.cse6 (<= |fibo_#in~n| 7)) (.cse2 (<= |fibo_#in~n| 3)) (.cse5 (<= |fibo_#in~n| 4))) (and (or (not .cse0) (and .cse1 (<= fibo_~n 8)) (and .cse1 (<= 21 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 21))) (or (not .cse2) (and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))) (or (and (<= 5 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 5)) .cse3 (not .cse4)) (or (not .cse3) (and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3)) .cse5) (or (and (<= 34 |fibo_#t~ret0|) .cse1 (<= |fibo_#t~ret0| 34)) (not (<= |fibo_#in~n| 10)) .cse0) (<= 2 |fibo_#in~n|) (or .cse4 (not .cse6) (and (<= |fibo_#t~ret0| 8) (<= 8 |fibo_#t~ret0|))) (or (and (<= |fibo_#t~ret0| 13) (<= 13 |fibo_#t~ret0|)) .cse6 (not (<= |fibo_#in~n| 8))) (or (and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|)) .cse2 (not .cse5)))) [2020-07-17 11:46:15,959 INFO L268 CegarLoopResult]: For program point L8(lines 8 12) no Hoare annotation was computed. [2020-07-17 11:46:15,959 INFO L268 CegarLoopResult]: For program point L11-3(line 11) no Hoare annotation was computed. [2020-07-17 11:46:15,959 INFO L268 CegarLoopResult]: For program point L6(lines 6 12) no Hoare annotation was computed. [2020-07-17 11:46:15,960 INFO L271 CegarLoopResult]: At program point fiboENTRY(lines 5 13) the Hoare annotation is: true [2020-07-17 11:46:15,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 11:46:15 BoogieIcfgContainer [2020-07-17 11:46:15,967 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 11:46:15,969 INFO L168 Benchmark]: Toolchain (without parser) took 78013.24 ms. Allocated memory was 136.8 MB in the beginning and 2.7 GB in the end (delta: 2.6 GB). Free memory was 101.1 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 979.5 MB. Max. memory is 7.1 GB. [2020-07-17 11:46:15,973 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-17 11:46:15,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.35 ms. Allocated memory is still 136.8 MB. Free memory was 100.6 MB in the beginning and 91.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2020-07-17 11:46:15,975 INFO L168 Benchmark]: Boogie Preprocessor took 23.55 ms. Allocated memory is still 136.8 MB. Free memory was 91.4 MB in the beginning and 90.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-07-17 11:46:15,976 INFO L168 Benchmark]: RCFGBuilder took 325.77 ms. Allocated memory was 136.8 MB in the beginning and 199.2 MB in the end (delta: 62.4 MB). Free memory was 90.1 MB in the beginning and 166.7 MB in the end (delta: -76.6 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2020-07-17 11:46:15,977 INFO L168 Benchmark]: TraceAbstraction took 77386.37 ms. Allocated memory was 199.2 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 166.0 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 982.1 MB. Max. memory is 7.1 GB. [2020-07-17 11:46:15,983 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 271.35 ms. Allocated memory is still 136.8 MB. Free memory was 100.6 MB in the beginning and 91.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.55 ms. Allocated memory is still 136.8 MB. Free memory was 91.4 MB in the beginning and 90.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.77 ms. Allocated memory was 136.8 MB in the beginning and 199.2 MB in the end (delta: 62.4 MB). Free memory was 90.1 MB in the beginning and 166.7 MB in the end (delta: -76.6 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 77386.37 ms. Allocated memory was 199.2 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 166.0 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 982.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 27]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 75.3s, OverallIterations: 15, TraceHistogramMax: 355, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 445 SDtfs, 1393 SDslu, 2923 SDs, 0 SdLazy, 5231 SolverSat, 1485 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12617 GetRequests, 12090 SyntacticMatches, 89 SemanticMatches, 438 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4579 ImplicationChecksByTransitivity, 9.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 188 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 590 PreInvPairs, 660 NumberOfFragments, 155 HoareAnnotationTreeSize, 590 FomulaSimplifications, 333 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 8 FomulaSimplificationsInter, 2043 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 52.2s InterpolantComputationTime, 18353 NumberOfCodeBlocks, 15249 NumberOfCodeBlocksAsserted, 422 NumberOfCheckSat, 18325 ConstructedInterpolants, 0 QuantifiedInterpolants, 41119643 SizeOfPredicates, 94 NumberOfNonLiveVariables, 13449 ConjunctsInSsa, 897 ConjunctsInUnsatCore, 28 InterpolantComputations, 2 PerfectInterpolantSequences, 1512218/1667978 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...