/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/eca-rers2012/Problem02_label29.c


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This is Ultimate 0.1.25-72570d3
[2020-08-22 16:51:25,821 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2020-08-22 16:51:25,930 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
[2020-08-22 16:51:25,952 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-22 16:51:25,952 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-22 16:51:25,953 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-22 16:51:25,954 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-22 16:51:25,954 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-22 16:51:25,954 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-22 16:51:25,954 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-22 16:51:25,954 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-22 16:51:25,955 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-22 16:51:25,955 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-22 16:51:25,955 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-22 16:51:25,955 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-22 16:51:25,955 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-22 16:51:25,956 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-22 16:51:25,956 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-22 16:51:25,956 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-22 16:51:25,956 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-22 16:51:25,957 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-22 16:51:25,957 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-22 16:51:25,957 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-22 16:51:25,957 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-22 16:51:25,957 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-22 16:51:25,958 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-22 16:51:25,958 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-22 16:51:25,958 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-22 16:51:25,958 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-22 16:51:25,958 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-22 16:51:25,959 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-22 16:51:25,959 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-22 16:51:25,959 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-08-22 16:51:26,243 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-22 16:51:26,256 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-22 16:51:26,259 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-22 16:51:26,260 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-22 16:51:26,261 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-22 16:51:26,262 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29.c
[2020-08-22 16:51:26,337 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/546badc03/983d54a62af942f4ad668dbee2cf8de7/FLAG91a443091
[2020-08-22 16:51:26,935 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-22 16:51:26,936 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label29.c
[2020-08-22 16:51:26,950 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/546badc03/983d54a62af942f4ad668dbee2cf8de7/FLAG91a443091
[2020-08-22 16:51:27,242 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/546badc03/983d54a62af942f4ad668dbee2cf8de7
[2020-08-22 16:51:27,250 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-22 16:51:27,252 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-22 16:51:27,253 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-22 16:51:27,253 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-22 16:51:27,257 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-22 16:51:27,258 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:27,260 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@543ec29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27, skipping insertion in model container
[2020-08-22 16:51:27,260 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:27,266 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-22 16:51:27,318 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-22 16:51:27,829 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-22 16:51:27,839 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-22 16:51:27,957 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-22 16:51:27,981 INFO  L208         MainTranslator]: Completed translation
[2020-08-22 16:51:27,982 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27 WrapperNode
[2020-08-22 16:51:27,982 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-22 16:51:27,983 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-22 16:51:27,983 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-22 16:51:27,983 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-22 16:51:27,993 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:27,994 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:28,012 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:28,012 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:28,053 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:28,074 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:28,086 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (1/1) ...
[2020-08-22 16:51:28,104 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-22 16:51:28,104 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-22 16:51:28,104 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-22 16:51:28,104 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-22 16:51:28,105 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (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
[2020-08-22 16:51:28,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-22 16:51:28,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-22 16:51:28,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-08-22 16:51:28,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-22 16:51:28,186 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2020-08-22 16:51:28,186 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-22 16:51:28,186 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-22 16:51:28,187 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2020-08-22 16:51:28,187 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-22 16:51:28,187 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-22 16:51:28,187 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-22 16:51:29,308 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-22 16:51:29,308 INFO  L295             CfgBuilder]: Removed 1 assume(true) statements.
[2020-08-22 16:51:29,320 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:51:29 BoogieIcfgContainer
[2020-08-22 16:51:29,320 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-22 16:51:29,323 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-22 16:51:29,323 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-22 16:51:29,327 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-22 16:51:29,327 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 04:51:27" (1/3) ...
[2020-08-22 16:51:29,328 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd21594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:51:29, skipping insertion in model container
[2020-08-22 16:51:29,328 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:51:27" (2/3) ...
[2020-08-22 16:51:29,329 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd21594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:51:29, skipping insertion in model container
[2020-08-22 16:51:29,329 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:51:29" (3/3) ...
[2020-08-22 16:51:29,330 INFO  L109   eAbstractionObserver]: Analyzing ICFG Problem02_label29.c
[2020-08-22 16:51:29,341 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-08-22 16:51:29,352 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-22 16:51:29,366 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-22 16:51:29,400 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-22 16:51:29,401 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-22 16:51:29,402 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-08-22 16:51:29,402 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-22 16:51:29,402 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-22 16:51:29,402 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-22 16:51:29,402 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-22 16:51:29,402 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-22 16:51:29,425 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states.
[2020-08-22 16:51:29,437 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 109
[2020-08-22 16:51:29,438 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:29,439 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:29,439 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:29,444 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:29,445 INFO  L82        PathProgramCache]: Analyzing trace with hash 370140070, now seen corresponding path program 1 times
[2020-08-22 16:51:29,454 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:29,455 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569351984]
[2020-08-22 16:51:29,455 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:29,635 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:29,911 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:29,917 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:29,962 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-22 16:51:29,963 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569351984]
[2020-08-22 16:51:29,964 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-22 16:51:29,964 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-22 16:51:29,965 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874403091]
[2020-08-22 16:51:29,971 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-22 16:51:29,971 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:29,985 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-22 16:51:29,986 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-22 16:51:29,988 INFO  L87              Difference]: Start difference. First operand 236 states. Second operand 5 states.
[2020-08-22 16:51:32,100 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:32,101 INFO  L93              Difference]: Finished difference Result 828 states and 1432 transitions.
[2020-08-22 16:51:32,104 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-08-22 16:51:32,105 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 108
[2020-08-22 16:51:32,106 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:32,139 INFO  L225             Difference]: With dead ends: 828
[2020-08-22 16:51:32,139 INFO  L226             Difference]: Without dead ends: 494
[2020-08-22 16:51:32,153 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-08-22 16:51:32,174 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 494 states.
[2020-08-22 16:51:32,239 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475.
[2020-08-22 16:51:32,241 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 475 states.
[2020-08-22 16:51:32,244 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions.
[2020-08-22 16:51:32,245 INFO  L78                 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 108
[2020-08-22 16:51:32,246 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:32,247 INFO  L479      AbstractCegarLoop]: Abstraction has 475 states and 685 transitions.
[2020-08-22 16:51:32,247 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-22 16:51:32,247 INFO  L276                IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions.
[2020-08-22 16:51:32,253 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2020-08-22 16:51:32,253 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:32,254 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:32,254 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-22 16:51:32,254 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:32,254 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:32,255 INFO  L82        PathProgramCache]: Analyzing trace with hash 330075201, now seen corresponding path program 1 times
[2020-08-22 16:51:32,255 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:32,255 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983070866]
[2020-08-22 16:51:32,255 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:32,294 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:32,402 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:32,404 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:32,419 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:32,422 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:32,443 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-22 16:51:32,443 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983070866]
[2020-08-22 16:51:32,444 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [510895398]
[2020-08-22 16:51:32,444 INFO  L95    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
[2020-08-22 16:51:32,536 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:32,539 INFO  L263         TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-08-22 16:51:32,549 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-08-22 16:51:32,644 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-22 16:51:32,645 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2020-08-22 16:51:32,645 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6
[2020-08-22 16:51:32,646 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539748818]
[2020-08-22 16:51:32,647 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-08-22 16:51:32,647 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:32,648 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-08-22 16:51:32,648 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-08-22 16:51:32,648 INFO  L87              Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 3 states.
[2020-08-22 16:51:33,347 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:33,347 INFO  L93              Difference]: Finished difference Result 1384 states and 2033 transitions.
[2020-08-22 16:51:33,352 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-08-22 16:51:33,353 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 116
[2020-08-22 16:51:33,354 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:33,361 INFO  L225             Difference]: With dead ends: 1384
[2020-08-22 16:51:33,361 INFO  L226             Difference]: Without dead ends: 915
[2020-08-22 16:51:33,363 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-08-22 16:51:33,365 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 915 states.
[2020-08-22 16:51:33,435 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 914.
[2020-08-22 16:51:33,436 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 914 states.
[2020-08-22 16:51:33,448 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1277 transitions.
[2020-08-22 16:51:33,448 INFO  L78                 Accepts]: Start accepts. Automaton has 914 states and 1277 transitions. Word has length 116
[2020-08-22 16:51:33,449 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:33,449 INFO  L479      AbstractCegarLoop]: Abstraction has 914 states and 1277 transitions.
[2020-08-22 16:51:33,449 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-08-22 16:51:33,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 914 states and 1277 transitions.
[2020-08-22 16:51:33,458 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 119
[2020-08-22 16:51:33,458 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:33,458 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:33,674 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2020-08-22 16:51:33,675 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:33,675 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:33,675 INFO  L82        PathProgramCache]: Analyzing trace with hash 1116101501, now seen corresponding path program 1 times
[2020-08-22 16:51:33,676 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:33,677 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218286679]
[2020-08-22 16:51:33,677 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:33,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:33,766 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:33,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:33,796 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:33,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:33,826 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-22 16:51:33,827 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218286679]
[2020-08-22 16:51:33,827 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-22 16:51:33,827 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-08-22 16:51:33,828 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069134501]
[2020-08-22 16:51:33,828 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-22 16:51:33,829 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:33,829 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-22 16:51:33,829 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2020-08-22 16:51:33,829 INFO  L87              Difference]: Start difference. First operand 914 states and 1277 transitions. Second operand 8 states.
[2020-08-22 16:51:35,883 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:35,884 INFO  L93              Difference]: Finished difference Result 2752 states and 4020 transitions.
[2020-08-22 16:51:35,886 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-08-22 16:51:35,886 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 118
[2020-08-22 16:51:35,886 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:35,896 INFO  L225             Difference]: With dead ends: 2752
[2020-08-22 16:51:35,896 INFO  L226             Difference]: Without dead ends: 1844
[2020-08-22 16:51:35,900 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240
[2020-08-22 16:51:35,902 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1844 states.
[2020-08-22 16:51:35,951 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1826.
[2020-08-22 16:51:35,952 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1826 states.
[2020-08-22 16:51:35,961 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1826 states and 2387 transitions.
[2020-08-22 16:51:35,961 INFO  L78                 Accepts]: Start accepts. Automaton has 1826 states and 2387 transitions. Word has length 118
[2020-08-22 16:51:35,962 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:35,962 INFO  L479      AbstractCegarLoop]: Abstraction has 1826 states and 2387 transitions.
[2020-08-22 16:51:35,962 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-22 16:51:35,962 INFO  L276                IsEmpty]: Start isEmpty. Operand 1826 states and 2387 transitions.
[2020-08-22 16:51:35,968 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 136
[2020-08-22 16:51:35,968 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:35,968 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:35,969 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-22 16:51:35,969 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:35,969 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:35,969 INFO  L82        PathProgramCache]: Analyzing trace with hash 2120909705, now seen corresponding path program 1 times
[2020-08-22 16:51:35,970 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:35,970 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583162057]
[2020-08-22 16:51:35,970 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:35,992 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:36,106 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:36,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:36,125 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:36,127 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:36,146 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2020-08-22 16:51:36,148 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:36,174 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2020-08-22 16:51:36,177 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:36,208 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 24 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2020-08-22 16:51:36,209 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583162057]
[2020-08-22 16:51:36,210 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672364492]
[2020-08-22 16:51:36,210 INFO  L95    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
[2020-08-22 16:51:36,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:36,319 INFO  L263         TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-08-22 16:51:36,339 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-08-22 16:51:36,423 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-08-22 16:51:36,423 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-08-22 16:51:36,424 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11
[2020-08-22 16:51:36,424 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079344033]
[2020-08-22 16:51:36,426 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-08-22 16:51:36,426 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:36,427 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-08-22 16:51:36,427 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110
[2020-08-22 16:51:36,427 INFO  L87              Difference]: Start difference. First operand 1826 states and 2387 transitions. Second operand 11 states.
[2020-08-22 16:51:39,088 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:39,089 INFO  L93              Difference]: Finished difference Result 3704 states and 5172 transitions.
[2020-08-22 16:51:39,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-08-22 16:51:39,089 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 135
[2020-08-22 16:51:39,090 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:39,106 INFO  L225             Difference]: With dead ends: 3704
[2020-08-22 16:51:39,106 INFO  L226             Difference]: Without dead ends: 1884
[2020-08-22 16:51:39,113 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506
[2020-08-22 16:51:39,116 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1884 states.
[2020-08-22 16:51:39,193 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1884 to 1825.
[2020-08-22 16:51:39,193 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1825 states.
[2020-08-22 16:51:39,201 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1825 states and 2274 transitions.
[2020-08-22 16:51:39,201 INFO  L78                 Accepts]: Start accepts. Automaton has 1825 states and 2274 transitions. Word has length 135
[2020-08-22 16:51:39,201 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:39,201 INFO  L479      AbstractCegarLoop]: Abstraction has 1825 states and 2274 transitions.
[2020-08-22 16:51:39,202 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2020-08-22 16:51:39,202 INFO  L276                IsEmpty]: Start isEmpty. Operand 1825 states and 2274 transitions.
[2020-08-22 16:51:39,207 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 135
[2020-08-22 16:51:39,207 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:39,208 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:39,423 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:39,423 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:39,424 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:39,424 INFO  L82        PathProgramCache]: Analyzing trace with hash 1828098358, now seen corresponding path program 1 times
[2020-08-22 16:51:39,424 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:39,425 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956782388]
[2020-08-22 16:51:39,425 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:39,454 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:39,567 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:39,569 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:39,585 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:39,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:39,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-22 16:51:39,800 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956782388]
[2020-08-22 16:51:39,801 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848239765]
[2020-08-22 16:51:39,801 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:39,912 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:39,914 INFO  L263         TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-08-22 16:51:39,919 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-08-22 16:51:39,979 INFO  L134       CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-22 16:51:39,980 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2020-08-22 16:51:39,980 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9
[2020-08-22 16:51:39,980 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496227266]
[2020-08-22 16:51:39,981 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-22 16:51:39,981 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:39,982 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-22 16:51:39,982 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72
[2020-08-22 16:51:39,982 INFO  L87              Difference]: Start difference. First operand 1825 states and 2274 transitions. Second operand 5 states.
[2020-08-22 16:51:40,928 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:40,928 INFO  L93              Difference]: Finished difference Result 4717 states and 6113 transitions.
[2020-08-22 16:51:40,929 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-08-22 16:51:40,929 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 134
[2020-08-22 16:51:40,930 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:40,951 INFO  L225             Difference]: With dead ends: 4717
[2020-08-22 16:51:40,952 INFO  L226             Difference]: Without dead ends: 2898
[2020-08-22 16:51:40,961 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 134 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132
[2020-08-22 16:51:40,968 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2898 states.
[2020-08-22 16:51:41,048 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2898 to 2862.
[2020-08-22 16:51:41,052 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2862 states.
[2020-08-22 16:51:41,062 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 3479 transitions.
[2020-08-22 16:51:41,062 INFO  L78                 Accepts]: Start accepts. Automaton has 2862 states and 3479 transitions. Word has length 134
[2020-08-22 16:51:41,064 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:41,064 INFO  L479      AbstractCegarLoop]: Abstraction has 2862 states and 3479 transitions.
[2020-08-22 16:51:41,064 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-22 16:51:41,064 INFO  L276                IsEmpty]: Start isEmpty. Operand 2862 states and 3479 transitions.
[2020-08-22 16:51:41,073 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 188
[2020-08-22 16:51:41,073 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:41,073 INFO  L422         BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:41,287 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:41,287 INFO  L427      AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:41,288 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:41,288 INFO  L82        PathProgramCache]: Analyzing trace with hash 2138764673, now seen corresponding path program 1 times
[2020-08-22 16:51:41,288 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:41,288 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294028363]
[2020-08-22 16:51:41,289 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:41,324 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,417 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:41,419 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,435 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:41,437 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,449 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2020-08-22 16:51:41,460 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,486 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2020-08-22 16:51:41,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,501 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2020-08-22 16:51:41,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,587 INFO  L134       CoverageAnalysis]: Checked inductivity of 149 backedges. 77 proven. 34 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2020-08-22 16:51:41,589 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294028363]
[2020-08-22 16:51:41,589 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800198294]
[2020-08-22 16:51:41,590 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:41,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:41,690 INFO  L263         TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-08-22 16:51:41,694 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-08-22 16:51:41,757 INFO  L134       CoverageAnalysis]: Checked inductivity of 149 backedges. 92 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked.
[2020-08-22 16:51:41,757 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-08-22 16:51:41,758 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10
[2020-08-22 16:51:41,758 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930196939]
[2020-08-22 16:51:41,759 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-08-22 16:51:41,759 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:41,760 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-08-22 16:51:41,760 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2020-08-22 16:51:41,760 INFO  L87              Difference]: Start difference. First operand 2862 states and 3479 transitions. Second operand 10 states.
[2020-08-22 16:51:43,190 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:43,191 INFO  L93              Difference]: Finished difference Result 5875 states and 7163 transitions.
[2020-08-22 16:51:43,193 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-22 16:51:43,193 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 187
[2020-08-22 16:51:43,194 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:43,209 INFO  L225             Difference]: With dead ends: 5875
[2020-08-22 16:51:43,210 INFO  L226             Difference]: Without dead ends: 3163
[2020-08-22 16:51:43,220 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210
[2020-08-22 16:51:43,225 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 3163 states.
[2020-08-22 16:51:43,314 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 3163 to 3017.
[2020-08-22 16:51:43,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3017 states.
[2020-08-22 16:51:43,334 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 3506 transitions.
[2020-08-22 16:51:43,334 INFO  L78                 Accepts]: Start accepts. Automaton has 3017 states and 3506 transitions. Word has length 187
[2020-08-22 16:51:43,335 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:43,335 INFO  L479      AbstractCegarLoop]: Abstraction has 3017 states and 3506 transitions.
[2020-08-22 16:51:43,335 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-08-22 16:51:43,335 INFO  L276                IsEmpty]: Start isEmpty. Operand 3017 states and 3506 transitions.
[2020-08-22 16:51:43,345 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 192
[2020-08-22 16:51:43,345 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:43,346 INFO  L422         BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:43,559 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:43,559 INFO  L427      AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:43,560 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:43,560 INFO  L82        PathProgramCache]: Analyzing trace with hash -421839367, now seen corresponding path program 1 times
[2020-08-22 16:51:43,560 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:43,560 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250340526]
[2020-08-22 16:51:43,561 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:43,586 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,645 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:43,647 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,662 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:43,667 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,671 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2020-08-22 16:51:43,677 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,701 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2020-08-22 16:51:43,704 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,709 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2020-08-22 16:51:43,711 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,742 INFO  L134       CoverageAnalysis]: Checked inductivity of 165 backedges. 85 proven. 34 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked.
[2020-08-22 16:51:43,742 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250340526]
[2020-08-22 16:51:43,743 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071074304]
[2020-08-22 16:51:43,743 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:43,846 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:43,848 INFO  L263         TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-08-22 16:51:43,852 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-08-22 16:51:43,923 INFO  L134       CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked.
[2020-08-22 16:51:43,924 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-08-22 16:51:43,924 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10
[2020-08-22 16:51:43,924 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038505121]
[2020-08-22 16:51:43,925 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-08-22 16:51:43,925 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:43,925 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-08-22 16:51:43,930 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90
[2020-08-22 16:51:43,930 INFO  L87              Difference]: Start difference. First operand 3017 states and 3506 transitions. Second operand 10 states.
[2020-08-22 16:51:47,869 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:47,870 INFO  L93              Difference]: Finished difference Result 5621 states and 6488 transitions.
[2020-08-22 16:51:47,870 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. 
[2020-08-22 16:51:47,870 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 191
[2020-08-22 16:51:47,871 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:47,881 INFO  L225             Difference]: With dead ends: 5621
[2020-08-22 16:51:47,881 INFO  L226             Difference]: Without dead ends: 2590
[2020-08-22 16:51:47,888 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=298, Invalid=1342, Unknown=0, NotChecked=0, Total=1640
[2020-08-22 16:51:47,891 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2590 states.
[2020-08-22 16:51:47,937 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2590 to 2279.
[2020-08-22 16:51:47,938 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2279 states.
[2020-08-22 16:51:47,942 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 2279 states and 2481 transitions.
[2020-08-22 16:51:47,942 INFO  L78                 Accepts]: Start accepts. Automaton has 2279 states and 2481 transitions. Word has length 191
[2020-08-22 16:51:47,942 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:47,942 INFO  L479      AbstractCegarLoop]: Abstraction has 2279 states and 2481 transitions.
[2020-08-22 16:51:47,943 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-08-22 16:51:47,943 INFO  L276                IsEmpty]: Start isEmpty. Operand 2279 states and 2481 transitions.
[2020-08-22 16:51:47,949 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 198
[2020-08-22 16:51:47,949 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-22 16:51:47,949 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-22 16:51:48,163 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6
[2020-08-22 16:51:48,164 INFO  L427      AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-22 16:51:48,164 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-22 16:51:48,165 INFO  L82        PathProgramCache]: Analyzing trace with hash -111083078, now seen corresponding path program 1 times
[2020-08-22 16:51:48,165 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-08-22 16:51:48,166 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752690386]
[2020-08-22 16:51:48,166 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-22 16:51:48,204 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:48,268 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-22 16:51:48,270 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:48,285 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-22 16:51:48,286 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:48,288 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2020-08-22 16:51:48,291 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:48,306 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-22 16:51:48,319 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:48,382 INFO  L134       CoverageAnalysis]: Checked inductivity of 126 backedges. 112 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2020-08-22 16:51:48,382 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752690386]
[2020-08-22 16:51:48,383 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905834086]
[2020-08-22 16:51:48,383 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:48,475 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-22 16:51:48,477 INFO  L263         TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-08-22 16:51:48,484 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-08-22 16:51:48,574 INFO  L134       CoverageAnalysis]: Checked inductivity of 126 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2020-08-22 16:51:48,575 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-08-22 16:51:48,576 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10
[2020-08-22 16:51:48,576 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036700737]
[2020-08-22 16:51:48,577 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-08-22 16:51:48,577 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-08-22 16:51:48,577 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-08-22 16:51:48,577 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90
[2020-08-22 16:51:48,577 INFO  L87              Difference]: Start difference. First operand 2279 states and 2481 transitions. Second operand 10 states.
[2020-08-22 16:51:51,032 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-22 16:51:51,032 INFO  L93              Difference]: Finished difference Result 4379 states and 4803 transitions.
[2020-08-22 16:51:51,033 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-22 16:51:51,033 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 197
[2020-08-22 16:51:51,033 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-22 16:51:51,033 INFO  L225             Difference]: With dead ends: 4379
[2020-08-22 16:51:51,033 INFO  L226             Difference]: Without dead ends: 0
[2020-08-22 16:51:51,041 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240
[2020-08-22 16:51:51,042 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-22 16:51:51,042 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-22 16:51:51,042 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-22 16:51:51,042 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-22 16:51:51,043 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 197
[2020-08-22 16:51:51,043 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-22 16:51:51,043 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-22 16:51:51,043 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-08-22 16:51:51,043 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-22 16:51:51,043 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-22 16:51:51,257 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-08-22 16:51:51,260 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-22 16:51:51,717 WARN  L193               SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 123
[2020-08-22 16:51:53,131 WARN  L193               SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 136 DAG size of output: 76
[2020-08-22 16:51:53,941 WARN  L193               SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 61
[2020-08-22 16:51:54,727 WARN  L193               SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 61
[2020-08-22 16:51:54,731 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-22 16:51:54,731 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|))
[2020-08-22 16:51:54,731 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-22 16:51:54,731 INFO  L268        CegarLoopResult]: For program point  L564-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L531-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L498-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L465-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L432-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L234(lines 234 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L69(lines 69 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,732 INFO  L268        CegarLoopResult]: For program point  L565(line 565)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L532(line 532)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L499(line 499)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L466(line 466)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L433(line 433)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L202(lines 202 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L169(lines 169 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,733 INFO  L268        CegarLoopResult]: For program point  L368(lines 368 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L203(lines 203 210)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L203-2(lines 203 210)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L38(lines 38 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L567-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L534-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L501-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,734 INFO  L268        CegarLoopResult]: For program point  L468-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L402(lines 402 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L435-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L237(lines 237 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L568(line 568)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L535(line 535)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L502(line 502)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L469(line 469)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L436(line 436)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L337(lines 337 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L238(lines 238 246)  no Hoare annotation was computed.
[2020-08-22 16:51:54,735 INFO  L268        CegarLoopResult]: For program point  L238-2(lines 238 246)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L139(lines 139 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L106(lines 106 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L404(lines 404 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L338(lines 338 347)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L338-2(lines 338 347)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L74(lines 74 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L570-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L537-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,736 INFO  L268        CegarLoopResult]: For program point  L504-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  L471-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  L438-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 478)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  L75(lines 75 80)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  L42(lines 42 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  L75-2(lines 75 80)  no Hoare annotation was computed.
[2020-08-22 16:51:54,737 INFO  L268        CegarLoopResult]: For program point  L571(line 571)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L538(line 538)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L505(line 505)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L472(line 472)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L439(line 439)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L175(lines 175 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L407(lines 407 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L143(lines 143 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L573-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,738 INFO  L268        CegarLoopResult]: For program point  L540-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L507-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L474-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L441-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L375(lines 375 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L309(lines 309 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L276(lines 276 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L574(line 574)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L541(line 541)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L508(line 508)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L475(line 475)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L442(line 442)  no Hoare annotation was computed.
[2020-08-22 16:51:54,739 INFO  L268        CegarLoopResult]: For program point  L409(lines 409 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L212(lines 212 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L179(lines 179 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L113(lines 113 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L47(lines 47 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L576-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L543-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L510-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L477-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,740 INFO  L268        CegarLoopResult]: For program point  L444-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L378(lines 378 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L577(line 577)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L544(line 544)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L511(line 511)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L478(line 478)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L445(line 445)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L280(lines 280 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L148(lines 148 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L82(lines 82 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L380(lines 380 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L314(lines 314 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,741 INFO  L268        CegarLoopResult]: For program point  L248(lines 248 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L215(lines 215 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L83(lines 83 89)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L50(lines 50 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L83-2(lines 83 89)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L579-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L546-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L513-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L480-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L414(lines 414 416)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L447-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L381(lines 381 387)  no Hoare annotation was computed.
[2020-08-22 16:51:54,742 INFO  L268        CegarLoopResult]: For program point  L414-2(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L315(lines 315 326)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L381-2(lines 381 387)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L315-2(lines 315 326)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  calculate_outputFINAL(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  calculate_outputEXIT(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L580(line 580)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L547(line 547)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L514(line 514)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L481(line 481)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L448(line 448)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L415(line 415)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L349(lines 349 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,743 INFO  L268        CegarLoopResult]: For program point  L283(lines 283 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L218(lines 218 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L185(lines 185 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L119(lines 119 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L582-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L549-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L516-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L483-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L450-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L417-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L54(lines 54 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L583(line 583)  no Hoare annotation was computed.
[2020-08-22 16:51:54,744 INFO  L268        CegarLoopResult]: For program point  L550(line 550)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L517(line 517)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L451(line 451)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L418(line 418)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L286(lines 286 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L253(lines 253 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L187(lines 187 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L154(lines 154 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,745 INFO  L268        CegarLoopResult]: For program point  L585-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L552-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L519-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L486-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L453-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L420-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L354(lines 354 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L123(lines 123 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,746 INFO  L268        CegarLoopResult]: For program point  L586(line 586)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L553(line 553)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L520(line 520)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L454(line 454)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L421(line 421)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L223(lines 223 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L91(lines 91 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L389(lines 389 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,747 INFO  L268        CegarLoopResult]: For program point  L191(lines 191 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,748 INFO  L268        CegarLoopResult]: For program point  L59(lines 59 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,748 INFO  L268        CegarLoopResult]: For program point  L588-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,748 INFO  L268        CegarLoopResult]: For program point  L555-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,748 INFO  L268        CegarLoopResult]: For program point  L522-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,748 INFO  L264        CegarLoopResult]: At program point  calculate_outputENTRY(lines 29 598)  the Hoare annotation is:  (let ((.cse25 (<= 8 ~a17~0)) (.cse26 (<= ~a17~0 8)) (.cse15 (= |old(~a25~0)| 1)) (.cse12 (= |old(~a11~0)| 1)) (.cse18 (not (= ~a28~0 9))) (.cse19 (<= 9 ~a28~0)) (.cse20 (<= ~a28~0 10)) (.cse27 (= ~a25~0 1)) (.cse7 (= ~a19~0 |old(~a19~0)|)) (.cse3 (= ~a28~0 |old(~a28~0)|)) (.cse4 (= ~a17~0 |old(~a17~0)|)) (.cse5 (= ~a11~0 |old(~a11~0)|)) (.cse28 (= ~a19~0 1)) (.cse6 (= ~a25~0 |old(~a25~0)|))) (let ((.cse8 (not (<= |old(~a25~0)| 0))) (.cse24 (and .cse3 .cse4 .cse5 .cse28 .cse6)) (.cse0 (not (<= |old(~a28~0)| 7))) (.cse23 (and .cse3 .cse4 .cse5 .cse27 .cse7)) (.cse21 (not (<= |old(~a17~0)| 7))) (.cse16 (not (<= 10 |old(~a28~0)|))) (.cse17 (and .cse18 .cse4 .cse5 .cse19 .cse28 .cse6 .cse20)) (.cse22 (not .cse12)) (.cse9 (not .cse15)) (.cse1 (not (<= |old(~a17~0)| 8))) (.cse10 (not (<= |old(~a28~0)| 10))) (.cse2 (not (<= 8 |old(~a17~0)|))) (.cse14 (not (= |old(~a19~0)| 1))) (.cse11 (and .cse3 .cse5 .cse25 .cse27 .cse26 .cse7)) (.cse13 (not (<= 9 |old(~a28~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7) .cse8) (or .cse9 .cse1 .cse10 .cse2 .cse11 .cse12 .cse13) (or .cse1 .cse10 .cse2 .cse14 .cse15 .cse12 .cse16 .cse17) (or .cse10 (and .cse18 .cse4 .cse5 .cse19 .cse6 .cse20 .cse7) .cse21 .cse8 .cse16 .cse22) (or .cse9 .cse1 .cse23 .cse10 .cse21 .cse22 .cse13) (or .cse9 .cse1 .cse14 .cse2 .cse11 .cse12) (or .cse0 .cse1 .cse14 .cse8 .cse24) (or .cse1 .cse2 (not (<= |old(~a28~0)| 8)) .cse8 .cse12 (and .cse3 .cse5 .cse6 .cse25 .cse26 .cse7)) (or .cse1 .cse10 .cse14 .cse2 .cse8 .cse24 .cse13) (or .cse0 .cse9 .cse1 .cse23 .cse14) (or .cse1 .cse10 .cse14 .cse21 .cse15 .cse16 .cse17 .cse22) (or .cse9 .cse1 .cse10 .cse2 .cse14 .cse11 .cse13))))
[2020-08-22 16:51:54,748 INFO  L268        CegarLoopResult]: For program point  L489-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L456-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L423-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L291(lines 291 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L225(lines 225 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L159(lines 159 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L589(line 589)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L556(line 556)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L523(line 523)  no Hoare annotation was computed.
[2020-08-22 16:51:54,749 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L457(line 457)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L424(line 424)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L259(lines 259 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L293(lines 293 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L194(lines 194 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L95(lines 95 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L591-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L558-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L525-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,750 INFO  L268        CegarLoopResult]: For program point  L492-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L459-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L426-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L261(lines 261 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L30(lines 30 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L592(line 592)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L559(line 559)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L526(line 526)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-08-22 16:51:54,751 INFO  L268        CegarLoopResult]: For program point  L460(line 460)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L427(line 427)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L394(lines 394 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L361(lines 361 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L328(lines 328 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L262(lines 262 274)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L262-2(lines 262 274)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L130(lines 130 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,752 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L594-1(lines 594 596)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L561-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L528-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L495-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L462-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L429-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L297(lines 297 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L198(lines 198 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,753 INFO  L268        CegarLoopResult]: For program point  L165(lines 165 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L99(lines 99 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L595(line 595)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L562(line 562)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L529(line 529)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L463(line 463)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L430(line 430)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L331(lines 331 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,754 INFO  L268        CegarLoopResult]: For program point  L298(lines 298 307)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L232(lines 232 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L298-2(lines 298 307)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L398(lines 398 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L332(lines 332 335)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L332-2(lines 332 335)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L134(lines 134 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  L35(lines 35 413)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-22 16:51:54,755 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= ~a19~0 1) (<= ~a28~0 7) (<= ~a17~0 8) (<= ~a25~0 0))
[2020-08-22 16:51:54,756 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-22 16:51:54,756 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-22 16:51:54,756 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 600 617)  the Hoare annotation is:  (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= |old(~a25~0)| 0)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|)))
[2020-08-22 16:51:54,756 INFO  L264        CegarLoopResult]: At program point  L606-2(lines 606 616)  the Hoare annotation is:  (let ((.cse8 (<= ~a28~0 7)) (.cse12 (<= ~a25~0 0)) (.cse9 (= ~a11~0 |old(~a11~0)|)) (.cse0 (<= 9 ~a28~0)) (.cse11 (<= 8 ~a17~0)) (.cse2 (= ~a25~0 1)) (.cse7 (= ~a19~0 1)) (.cse10 (<= 10 ~a28~0)) (.cse1 (<= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 1)) (.cse4 (<= ~a28~0 10)) (.cse5 (<= ~a17~0 7)) (.cse6 (not (= |old(~a11~0)| 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~a19~0)| 1)) (and .cse7 .cse2 .cse8 (<= ~a17~0 8)) (and .cse9 .cse7 .cse10 .cse1 .cse11 .cse4 .cse6) (not (<= |old(~a25~0)| 0)) (and .cse9 .cse7 .cse1 .cse11 .cse12 .cse6 .cse4) (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4 .cse6) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) .cse9 (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (and .cse9 .cse7 .cse1 .cse11 .cse2 .cse6) (and .cse1 .cse11 .cse8 .cse3 .cse12 .cse6) (and .cse9 .cse1 .cse11 (<= ~a28~0 8) .cse12 .cse6) (and .cse10 .cse1 .cse3 .cse12 .cse5 .cse6 .cse4) (and (not (= ~a28~0 8)) .cse7 .cse1 .cse11 .cse3 .cse12 .cse6 .cse4) (and .cse9 .cse0 .cse1 .cse11 .cse2 .cse4 .cse6) (and .cse7 .cse10 .cse1 .cse3 .cse4 .cse5 .cse6)))
[2020-08-22 16:51:54,756 INFO  L268        CegarLoopResult]: For program point  L606-3(lines 600 617)  no Hoare annotation was computed.
[2020-08-22 16:51:54,757 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 600 617)  no Hoare annotation was computed.
[2020-08-22 16:51:54,757 INFO  L264        CegarLoopResult]: At program point  L614(line 614)  the Hoare annotation is:  (let ((.cse8 (<= ~a28~0 7)) (.cse12 (<= ~a25~0 0)) (.cse9 (= ~a11~0 |old(~a11~0)|)) (.cse0 (<= 9 ~a28~0)) (.cse11 (<= 8 ~a17~0)) (.cse2 (= ~a25~0 1)) (.cse7 (= ~a19~0 1)) (.cse10 (<= 10 ~a28~0)) (.cse1 (<= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 1)) (.cse4 (<= ~a28~0 10)) (.cse5 (<= ~a17~0 7)) (.cse6 (not (= |old(~a11~0)| 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~a19~0)| 1)) (and .cse7 .cse2 .cse8 (<= ~a17~0 8)) (and .cse9 .cse7 .cse10 .cse1 .cse11 .cse4 .cse6) (not (<= |old(~a25~0)| 0)) (and .cse9 .cse7 .cse1 .cse11 .cse12 .cse6 .cse4) (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4 .cse6) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) .cse9 (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (and .cse9 .cse7 .cse1 .cse11 .cse2 .cse6) (and .cse1 .cse11 .cse8 .cse3 .cse12 .cse6) (and .cse9 .cse1 .cse11 (<= ~a28~0 8) .cse12 .cse6) (and .cse10 .cse1 .cse3 .cse12 .cse5 .cse6 .cse4) (and (not (= ~a28~0 8)) .cse7 .cse1 .cse11 .cse3 .cse12 .cse6 .cse4) (and .cse9 .cse0 .cse1 .cse11 .cse2 .cse4 .cse6) (and .cse7 .cse10 .cse1 .cse3 .cse4 .cse5 .cse6)))
[2020-08-22 16:51:54,757 INFO  L268        CegarLoopResult]: For program point  L614-1(line 614)  no Hoare annotation was computed.
[2020-08-22 16:51:54,757 INFO  L268        CegarLoopResult]: For program point  L611(line 611)  no Hoare annotation was computed.
[2020-08-22 16:51:54,782 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 04:51:54 BoogieIcfgContainer
[2020-08-22 16:51:54,782 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-22 16:51:54,784 INFO  L168              Benchmark]: Toolchain (without parser) took 27532.08 ms. Allocated memory was 147.3 MB in the beginning and 576.7 MB in the end (delta: 429.4 MB). Free memory was 100.5 MB in the beginning and 426.1 MB in the end (delta: -325.6 MB). Peak memory consumption was 443.1 MB. Max. memory is 7.1 GB.
[2020-08-22 16:51:54,785 INFO  L168              Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-08-22 16:51:54,786 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 729.41 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 171.7 MB in the end (delta: -71.4 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB.
[2020-08-22 16:51:54,786 INFO  L168              Benchmark]: Boogie Preprocessor took 121.37 ms. Allocated memory is still 205.0 MB. Free memory was 171.7 MB in the beginning and 166.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB.
[2020-08-22 16:51:54,787 INFO  L168              Benchmark]: RCFGBuilder took 1216.34 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 179.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB.
[2020-08-22 16:51:54,788 INFO  L168              Benchmark]: TraceAbstraction took 25459.08 ms. Allocated memory was 237.0 MB in the beginning and 576.7 MB in the end (delta: 339.7 MB). Free memory was 177.7 MB in the beginning and 426.1 MB in the end (delta: -248.4 MB). Peak memory consumption was 430.7 MB. Max. memory is 7.1 GB.
[2020-08-22 16:51:54,792 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 729.41 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 171.7 MB in the end (delta: -71.4 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 121.37 ms. Allocated memory is still 205.0 MB. Free memory was 171.7 MB in the beginning and 166.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1216.34 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 179.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 25459.08 ms. Allocated memory was 237.0 MB in the beginning and 576.7 MB in the end (delta: 339.7 MB). Free memory was 177.7 MB in the beginning and 426.1 MB in the end (delta: -248.4 MB). Peak memory consumption was 430.7 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 478]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 606]: Loop Invariant
    Derived loop invariant: (((((((((((((((((((((9 <= a28 && a17 <= \old(a17)) && a25 == 1) && a11 == 1) && a28 <= 10) && a17 <= 7) && !(\old(a11) == 1)) || !(\old(a19) == 1)) || (((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8)) || ((((((a11 == \old(a11) && a19 == 1) && 10 <= a28) && a17 <= \old(a17)) && 8 <= a17) && a28 <= 10) && !(\old(a11) == 1))) || !(\old(a25) <= 0)) || ((((((a11 == \old(a11) && a19 == 1) && a17 <= \old(a17)) && 8 <= a17) && a25 <= 0) && !(\old(a11) == 1)) && a28 <= 10)) || !(\old(a28) <= 7)) || !(\old(a17) <= 8)) || ((((((9 <= a28 && a19 == 1) && a17 <= \old(a17)) && a25 == 1) && a11 == 1) && a28 <= 10) && !(\old(a11) == 1))) || ((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a19 == \old(a19))) || (((((a11 == \old(a11) && a19 == 1) && a17 <= \old(a17)) && 8 <= a17) && a25 == 1) && !(\old(a11) == 1))) || (((((a17 <= \old(a17) && 8 <= a17) && a28 <= 7) && a11 == 1) && a25 <= 0) && !(\old(a11) == 1))) || (((((a11 == \old(a11) && a17 <= \old(a17)) && 8 <= a17) && a28 <= 8) && a25 <= 0) && !(\old(a11) == 1))) || ((((((10 <= a28 && a17 <= \old(a17)) && a11 == 1) && a25 <= 0) && a17 <= 7) && !(\old(a11) == 1)) && a28 <= 10)) || (((((((!(a28 == 8) && a19 == 1) && a17 <= \old(a17)) && 8 <= a17) && a11 == 1) && a25 <= 0) && !(\old(a11) == 1)) && a28 <= 10)) || ((((((a11 == \old(a11) && 9 <= a28) && a17 <= \old(a17)) && 8 <= a17) && a25 == 1) && a28 <= 10) && !(\old(a11) == 1))) || ((((((a19 == 1 && 10 <= a28) && a17 <= \old(a17)) && a11 == 1) && a28 <= 10) && a17 <= 7) && !(\old(a11) == 1))
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.8s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 16.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 564 SDtfs, 6153 SDslu, 649 SDs, 0 SdLazy, 11425 SolverSat, 1597 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1160 GetRequests, 1039 SyntacticMatches, 1 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3017occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 590 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 107 PreInvPairs, 145 NumberOfFragments, 1179 HoareAnnotationTreeSize, 107 FomulaSimplifications, 12569 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3358 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 2146 NumberOfCodeBlocks, 2146 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2132 ConstructedInterpolants, 0 QuantifiedInterpolants, 849899 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2636 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 14 InterpolantComputations, 4 PerfectInterpolantSequences, 938/1029 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...