/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-d623d84
[2020-07-20 11:36:42,548 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-20 11:36:42,552 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
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[2020-07-20 11:36:42,604 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 11:36:42,605 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 11:36:42,606 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 11:36:42,612 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 11:36:42,616 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 11:36:42,620 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 11:36:42,621 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 11:36:42,621 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 11:36:42,624 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-07-20 11:36:42,637 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-20 11:36:42,671 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-20 11:36:42,671 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 11:36:42,677 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 11:36:42,677 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-20 11:36:42,677 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-20 11:36:42,678 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 11:36:42,678 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-20 11:36:42,678 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-20 11:36:42,679 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-20 11:36:42,679 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-20 11:36:42,679 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 11:36:42,679 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 11:36:42,680 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 11:36:42,680 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-20 11:36:42,680 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-20 11:36:42,680 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-20 11:36:42,680 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-20 11:36:42,681 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 11:36:42,681 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-20 11:36:42,681 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-20 11:36:42,681 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-20 11:36:42,682 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 11:36:42,682 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 11:36:42,683 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 11:36:42,683 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 11:36:42,683 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-20 11:36:42,683 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:42,683 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 11:36:42,684 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-20 11:36:42,684 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY
[2020-07-20 11:36:42,962 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 11:36:42,981 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 11:36:42,986 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 11:36:42,987 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-20 11:36:42,990 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-20 11:36:42,991 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54.c
[2020-07-20 11:36:43,063 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676c9b8b2/30956cf1a9c54cbeb55df23f904e7333/FLAGbfccfe189
[2020-07-20 11:36:43,613 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-20 11:36:43,614 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label54.c
[2020-07-20 11:36:43,626 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676c9b8b2/30956cf1a9c54cbeb55df23f904e7333/FLAGbfccfe189
[2020-07-20 11:36:43,907 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676c9b8b2/30956cf1a9c54cbeb55df23f904e7333
[2020-07-20 11:36:43,916 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 11:36:43,918 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 11:36:43,919 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 11:36:43,919 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 11:36:43,922 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 11:36:43,923 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:36:43" (1/1) ...
[2020-07-20 11:36:43,927 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402bb5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:43, skipping insertion in model container
[2020-07-20 11:36:43,927 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:36:43" (1/1) ...
[2020-07-20 11:36:43,935 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-20 11:36:44,001 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-20 11:36:44,435 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-20 11:36:44,448 INFO  L203         MainTranslator]: Completed pre-run
[2020-07-20 11:36:44,678 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-20 11:36:44,697 INFO  L208         MainTranslator]: Completed translation
[2020-07-20 11:36:44,698 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44 WrapperNode
[2020-07-20 11:36:44,698 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 11:36:44,698 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 11:36:44,699 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 11:36:44,699 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 11:36:44,710 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,710 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,728 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,728 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,770 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,787 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,793 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
[2020-07-20 11:36:44,801 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 11:36:44,802 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 11:36:44,802 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 11:36:44,802 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-07-20 11:36:44,803 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 11:36:44,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 11:36:44,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 11:36:44,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-07-20 11:36:44,880 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 11:36:44,880 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2020-07-20 11:36:44,880 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 11:36:44,880 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 11:36:44,880 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2020-07-20 11:36:44,881 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-07-20 11:36:44,881 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 11:36:44,881 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 11:36:46,094 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 11:36:46,094 INFO  L295             CfgBuilder]: Removed 1 assume(true) statements.
[2020-07-20 11:36:46,101 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:36:46 BoogieIcfgContainer
[2020-07-20 11:36:46,101 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 11:36:46,102 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 11:36:46,103 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 11:36:46,106 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-07-20 11:36:46,106 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 11:36:43" (1/3) ...
[2020-07-20 11:36:46,107 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb2a9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 11:36:46, skipping insertion in model container
[2020-07-20 11:36:46,107 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:36:44" (2/3) ...
[2020-07-20 11:36:46,108 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb2a9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 11:36:46, skipping insertion in model container
[2020-07-20 11:36:46,108 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:36:46" (3/3) ...
[2020-07-20 11:36:46,110 INFO  L109   eAbstractionObserver]: Analyzing ICFG Problem02_label54.c
[2020-07-20 11:36:46,121 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 11:36:46,130 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 11:36:46,146 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 11:36:46,178 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-07-20 11:36:46,178 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-07-20 11:36:46,178 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 11:36:46,179 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 11:36:46,179 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 11:36:46,179 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-07-20 11:36:46,179 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 11:36:46,180 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 11:36:46,205 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states.
[2020-07-20 11:36:46,217 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 108
[2020-07-20 11:36:46,218 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:46,219 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]
[2020-07-20 11:36:46,220 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:46,226 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:46,226 INFO  L82        PathProgramCache]: Analyzing trace with hash -1789175463, now seen corresponding path program 1 times
[2020-07-20 11:36:46,236 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:46,236 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1649787794]
[2020-07-20 11:36:46,237 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:46,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:46,372 INFO  L263         TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 6 conjunts are in the unsatisfiable core
[2020-07-20 11:36:46,388 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:46,521 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 11:36:46,521 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:46,523 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1649787794]
[2020-07-20 11:36:46,524 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:46,524 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 11:36:46,525 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013213276]
[2020-07-20 11:36:46,532 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 11:36:46,533 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:46,547 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 11:36:46,548 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:46,550 INFO  L87              Difference]: Start difference. First operand 236 states. Second operand 3 states.
[2020-07-20 11:36:47,533 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:47,534 INFO  L93              Difference]: Finished difference Result 619 states and 1060 transitions.
[2020-07-20 11:36:47,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 11:36:47,536 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 107
[2020-07-20 11:36:47,537 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:47,552 INFO  L225             Difference]: With dead ends: 619
[2020-07-20 11:36:47,552 INFO  L226             Difference]: Without dead ends: 321
[2020-07-20 11:36:47,559 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:47,579 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 321 states.
[2020-07-20 11:36:47,623 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 319.
[2020-07-20 11:36:47,624 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 319 states.
[2020-07-20 11:36:47,627 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 421 transitions.
[2020-07-20 11:36:47,628 INFO  L78                 Accepts]: Start accepts. Automaton has 319 states and 421 transitions. Word has length 107
[2020-07-20 11:36:47,629 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:47,630 INFO  L479      AbstractCegarLoop]: Abstraction has 319 states and 421 transitions.
[2020-07-20 11:36:47,630 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 11:36:47,630 INFO  L276                IsEmpty]: Start isEmpty. Operand 319 states and 421 transitions.
[2020-07-20 11:36:47,636 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2020-07-20 11:36:47,636 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:47,636 INFO  L422         BasicCegarLoop]: trace histogram [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]
[2020-07-20 11:36:47,850 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:47,851 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:47,851 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:47,852 INFO  L82        PathProgramCache]: Analyzing trace with hash -151828536, now seen corresponding path program 1 times
[2020-07-20 11:36:47,853 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:47,855 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83999035]
[2020-07-20 11:36:47,855 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:47,955 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:47,957 INFO  L263         TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 11:36:47,974 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:48,029 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 11:36:48,029 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:48,030 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83999035]
[2020-07-20 11:36:48,030 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:48,030 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 11:36:48,031 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812393778]
[2020-07-20 11:36:48,046 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 11:36:48,047 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:48,047 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 11:36:48,047 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:48,048 INFO  L87              Difference]: Start difference. First operand 319 states and 421 transitions. Second operand 3 states.
[2020-07-20 11:36:48,668 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:48,669 INFO  L93              Difference]: Finished difference Result 782 states and 1068 transitions.
[2020-07-20 11:36:48,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 11:36:48,672 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 116
[2020-07-20 11:36:48,673 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:48,680 INFO  L225             Difference]: With dead ends: 782
[2020-07-20 11:36:48,681 INFO  L226             Difference]: Without dead ends: 469
[2020-07-20 11:36:48,685 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:48,687 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 469 states.
[2020-07-20 11:36:48,710 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 469.
[2020-07-20 11:36:48,711 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 469 states.
[2020-07-20 11:36:48,713 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 600 transitions.
[2020-07-20 11:36:48,714 INFO  L78                 Accepts]: Start accepts. Automaton has 469 states and 600 transitions. Word has length 116
[2020-07-20 11:36:48,714 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:48,715 INFO  L479      AbstractCegarLoop]: Abstraction has 469 states and 600 transitions.
[2020-07-20 11:36:48,715 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 11:36:48,715 INFO  L276                IsEmpty]: Start isEmpty. Operand 469 states and 600 transitions.
[2020-07-20 11:36:48,718 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 129
[2020-07-20 11:36:48,718 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:48,719 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 11:36:48,932 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:48,933 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:48,934 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:48,934 INFO  L82        PathProgramCache]: Analyzing trace with hash 497054558, now seen corresponding path program 1 times
[2020-07-20 11:36:48,935 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:48,936 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [660794881]
[2020-07-20 11:36:48,936 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:49,017 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:49,019 INFO  L263         TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 11:36:49,032 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:49,085 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 11:36:49,085 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:49,086 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [660794881]
[2020-07-20 11:36:49,087 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:49,087 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 11:36:49,088 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716704289]
[2020-07-20 11:36:49,089 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 11:36:49,089 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:49,090 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 11:36:49,090 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:49,090 INFO  L87              Difference]: Start difference. First operand 469 states and 600 transitions. Second operand 3 states.
[2020-07-20 11:36:49,764 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:49,764 INFO  L93              Difference]: Finished difference Result 1076 states and 1425 transitions.
[2020-07-20 11:36:49,771 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 11:36:49,771 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 128
[2020-07-20 11:36:49,772 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:49,777 INFO  L225             Difference]: With dead ends: 1076
[2020-07-20 11:36:49,777 INFO  L226             Difference]: Without dead ends: 613
[2020-07-20 11:36:49,778 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:49,780 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 613 states.
[2020-07-20 11:36:49,818 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 611.
[2020-07-20 11:36:49,818 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 611 states.
[2020-07-20 11:36:49,825 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 782 transitions.
[2020-07-20 11:36:49,825 INFO  L78                 Accepts]: Start accepts. Automaton has 611 states and 782 transitions. Word has length 128
[2020-07-20 11:36:49,828 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:49,828 INFO  L479      AbstractCegarLoop]: Abstraction has 611 states and 782 transitions.
[2020-07-20 11:36:49,828 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 11:36:49,828 INFO  L276                IsEmpty]: Start isEmpty. Operand 611 states and 782 transitions.
[2020-07-20 11:36:49,834 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2020-07-20 11:36:49,835 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:49,835 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 11:36:50,049 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:50,050 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:50,051 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:50,051 INFO  L82        PathProgramCache]: Analyzing trace with hash -378866077, now seen corresponding path program 1 times
[2020-07-20 11:36:50,052 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:50,053 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1556887583]
[2020-07-20 11:36:50,053 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:50,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:50,131 INFO  L263         TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 11:36:50,135 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:50,197 INFO  L134       CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2020-07-20 11:36:50,197 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:50,198 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1556887583]
[2020-07-20 11:36:50,198 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:50,199 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-07-20 11:36:50,199 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534661395]
[2020-07-20 11:36:50,200 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-07-20 11:36:50,201 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:50,201 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-07-20 11:36:50,202 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-07-20 11:36:50,202 INFO  L87              Difference]: Start difference. First operand 611 states and 782 transitions. Second operand 5 states.
[2020-07-20 11:36:51,086 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:51,086 INFO  L93              Difference]: Finished difference Result 1832 states and 2429 transitions.
[2020-07-20 11:36:51,092 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-07-20 11:36:51,093 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 136
[2020-07-20 11:36:51,093 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:51,101 INFO  L225             Difference]: With dead ends: 1832
[2020-07-20 11:36:51,102 INFO  L226             Difference]: Without dead ends: 1227
[2020-07-20 11:36:51,104 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-07-20 11:36:51,106 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1227 states.
[2020-07-20 11:36:51,147 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1211.
[2020-07-20 11:36:51,147 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1211 states.
[2020-07-20 11:36:51,154 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1211 states and 1526 transitions.
[2020-07-20 11:36:51,154 INFO  L78                 Accepts]: Start accepts. Automaton has 1211 states and 1526 transitions. Word has length 136
[2020-07-20 11:36:51,154 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:51,154 INFO  L479      AbstractCegarLoop]: Abstraction has 1211 states and 1526 transitions.
[2020-07-20 11:36:51,154 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-07-20 11:36:51,155 INFO  L276                IsEmpty]: Start isEmpty. Operand 1211 states and 1526 transitions.
[2020-07-20 11:36:51,159 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 166
[2020-07-20 11:36:51,160 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:51,160 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, 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]
[2020-07-20 11:36:51,373 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:51,374 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:51,374 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:51,375 INFO  L82        PathProgramCache]: Analyzing trace with hash -1125842089, now seen corresponding path program 1 times
[2020-07-20 11:36:51,375 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:51,375 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193217606]
[2020-07-20 11:36:51,376 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:51,457 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:51,459 INFO  L263         TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 6 conjunts are in the unsatisfiable core
[2020-07-20 11:36:51,464 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:51,532 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 11:36:51,532 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:51,533 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193217606]
[2020-07-20 11:36:51,533 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:51,533 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-07-20 11:36:51,534 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878073894]
[2020-07-20 11:36:51,534 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-07-20 11:36:51,535 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:51,535 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-07-20 11:36:51,535 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 11:36:51,536 INFO  L87              Difference]: Start difference. First operand 1211 states and 1526 transitions. Second operand 5 states.
[2020-07-20 11:36:52,099 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:52,099 INFO  L93              Difference]: Finished difference Result 2439 states and 3199 transitions.
[2020-07-20 11:36:52,100 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-07-20 11:36:52,100 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 165
[2020-07-20 11:36:52,100 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:52,108 INFO  L225             Difference]: With dead ends: 2439
[2020-07-20 11:36:52,108 INFO  L226             Difference]: Without dead ends: 1234
[2020-07-20 11:36:52,112 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-07-20 11:36:52,114 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1234 states.
[2020-07-20 11:36:52,149 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1202.
[2020-07-20 11:36:52,149 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1202 states.
[2020-07-20 11:36:52,155 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 1449 transitions.
[2020-07-20 11:36:52,156 INFO  L78                 Accepts]: Start accepts. Automaton has 1202 states and 1449 transitions. Word has length 165
[2020-07-20 11:36:52,156 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:52,156 INFO  L479      AbstractCegarLoop]: Abstraction has 1202 states and 1449 transitions.
[2020-07-20 11:36:52,157 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-07-20 11:36:52,157 INFO  L276                IsEmpty]: Start isEmpty. Operand 1202 states and 1449 transitions.
[2020-07-20 11:36:52,161 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 188
[2020-07-20 11:36:52,161 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:52,162 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2020-07-20 11:36:52,376 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:52,377 INFO  L427      AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:52,378 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:52,378 INFO  L82        PathProgramCache]: Analyzing trace with hash 1362993137, now seen corresponding path program 1 times
[2020-07-20 11:36:52,379 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:52,379 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1144938621]
[2020-07-20 11:36:52,380 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:52,465 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:52,467 INFO  L263         TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 3 conjunts are in the unsatisfiable core
[2020-07-20 11:36:52,470 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:52,505 INFO  L134       CoverageAnalysis]: Checked inductivity of 106 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2020-07-20 11:36:52,506 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:52,506 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1144938621]
[2020-07-20 11:36:52,509 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:52,509 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 11:36:52,509 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656924710]
[2020-07-20 11:36:52,510 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 11:36:52,510 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:52,511 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 11:36:52,511 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:52,512 INFO  L87              Difference]: Start difference. First operand 1202 states and 1449 transitions. Second operand 3 states.
[2020-07-20 11:36:53,120 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:53,121 INFO  L93              Difference]: Finished difference Result 3272 states and 4013 transitions.
[2020-07-20 11:36:53,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 11:36:53,121 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 187
[2020-07-20 11:36:53,122 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:53,133 INFO  L225             Difference]: With dead ends: 3272
[2020-07-20 11:36:53,133 INFO  L226             Difference]: Without dead ends: 2076
[2020-07-20 11:36:53,140 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:53,142 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2076 states.
[2020-07-20 11:36:53,190 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 1644.
[2020-07-20 11:36:53,190 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1644 states.
[2020-07-20 11:36:53,200 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1644 states and 2048 transitions.
[2020-07-20 11:36:53,200 INFO  L78                 Accepts]: Start accepts. Automaton has 1644 states and 2048 transitions. Word has length 187
[2020-07-20 11:36:53,201 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:53,201 INFO  L479      AbstractCegarLoop]: Abstraction has 1644 states and 2048 transitions.
[2020-07-20 11:36:53,201 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 11:36:53,201 INFO  L276                IsEmpty]: Start isEmpty. Operand 1644 states and 2048 transitions.
[2020-07-20 11:36:53,208 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 214
[2020-07-20 11:36:53,208 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 11:36:53,209 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 11:36:53,423 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:53,424 INFO  L427      AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 11:36:53,425 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 11:36:53,425 INFO  L82        PathProgramCache]: Analyzing trace with hash -629333695, now seen corresponding path program 1 times
[2020-07-20 11:36:53,425 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 11:36:53,426 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1629335503]
[2020-07-20 11:36:53,426 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:53,527 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 11:36:53,529 INFO  L263         TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 11:36:53,535 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 11:36:53,591 INFO  L134       CoverageAnalysis]: Checked inductivity of 134 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2020-07-20 11:36:53,591 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 11:36:53,592 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1629335503]
[2020-07-20 11:36:53,592 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 11:36:53,592 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 11:36:53,592 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599572295]
[2020-07-20 11:36:53,593 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 11:36:53,593 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 11:36:53,594 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 11:36:53,594 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:53,594 INFO  L87              Difference]: Start difference. First operand 1644 states and 2048 transitions. Second operand 3 states.
[2020-07-20 11:36:54,133 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 11:36:54,134 INFO  L93              Difference]: Finished difference Result 3710 states and 4594 transitions.
[2020-07-20 11:36:54,138 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 11:36:54,139 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 213
[2020-07-20 11:36:54,139 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 11:36:54,139 INFO  L225             Difference]: With dead ends: 3710
[2020-07-20 11:36:54,140 INFO  L226             Difference]: Without dead ends: 0
[2020-07-20 11:36:54,147 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 11:36:54,147 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 11:36:54,147 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 11:36:54,148 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 11:36:54,148 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 11:36:54,148 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213
[2020-07-20 11:36:54,148 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 11:36:54,148 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 11:36:54,148 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 11:36:54,149 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 11:36:54,149 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 11:36:54,362 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 11:36:54,366 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 11:36:54,995 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 48
[2020-07-20 11:36:55,171 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 11:36:55,171 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (<= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|))
[2020-07-20 11:36:55,171 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 11:36:55,172 INFO  L268        CegarLoopResult]: For program point  L564-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,172 INFO  L268        CegarLoopResult]: For program point  L531-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,172 INFO  L268        CegarLoopResult]: For program point  L498-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,172 INFO  L268        CegarLoopResult]: For program point  L465-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,172 INFO  L268        CegarLoopResult]: For program point  L432-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L234(lines 234 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L69(lines 69 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L565(line 565)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L532(line 532)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L499(line 499)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L466(line 466)  no Hoare annotation was computed.
[2020-07-20 11:36:55,173 INFO  L268        CegarLoopResult]: For program point  L433(line 433)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L202(lines 202 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L169(lines 169 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L368(lines 368 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L203(lines 203 210)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L203-2(lines 203 210)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L38(lines 38 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L567-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L534-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L501-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L468-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L402(lines 402 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,174 INFO  L268        CegarLoopResult]: For program point  L435-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L237(lines 237 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L568(line 568)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L535(line 535)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L502(line 502)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L469(line 469)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L436(line 436)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L337(lines 337 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L238(lines 238 246)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L238-2(lines 238 246)  no Hoare annotation was computed.
[2020-07-20 11:36:55,175 INFO  L268        CegarLoopResult]: For program point  L139(lines 139 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L106(lines 106 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L404(lines 404 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L338(lines 338 347)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L338-2(lines 338 347)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L74(lines 74 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L570-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L537-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L504-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,176 INFO  L268        CegarLoopResult]: For program point  L471-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L438-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L75(lines 75 80)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L42(lines 42 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L75-2(lines 75 80)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L571(line 571)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L538(line 538)  no Hoare annotation was computed.
[2020-07-20 11:36:55,177 INFO  L268        CegarLoopResult]: For program point  L505(line 505)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L472(line 472)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L439(line 439)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L175(lines 175 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L407(lines 407 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L143(lines 143 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L573-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L540-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,178 INFO  L268        CegarLoopResult]: For program point  L507-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L474-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L441-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L375(lines 375 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L309(lines 309 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L276(lines 276 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L574(line 574)  no Hoare annotation was computed.
[2020-07-20 11:36:55,179 INFO  L268        CegarLoopResult]: For program point  L541(line 541)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L508(line 508)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L475(line 475)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L442(line 442)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L409(lines 409 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L212(lines 212 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L179(lines 179 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L113(lines 113 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L47(lines 47 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,180 INFO  L268        CegarLoopResult]: For program point  L576-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L543-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L510-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L477-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L444-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L378(lines 378 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L577(line 577)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L544(line 544)  no Hoare annotation was computed.
[2020-07-20 11:36:55,181 INFO  L268        CegarLoopResult]: For program point  L511(line 511)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L478(line 478)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L445(line 445)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L280(lines 280 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L148(lines 148 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L82(lines 82 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L380(lines 380 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L314(lines 314 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,182 INFO  L268        CegarLoopResult]: For program point  L248(lines 248 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L215(lines 215 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L83(lines 83 89)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L50(lines 50 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L83-2(lines 83 89)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L579-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L546-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L513-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L480-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L414(lines 414 416)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L447-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L381(lines 381 387)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L414-2(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,183 INFO  L268        CegarLoopResult]: For program point  L315(lines 315 326)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L381-2(lines 381 387)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L315-2(lines 315 326)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  calculate_outputFINAL(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  calculate_outputEXIT(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L580(line 580)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L547(line 547)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L514(line 514)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L481(line 481)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L448(line 448)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L415(line 415)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L349(lines 349 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L283(lines 283 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,184 INFO  L268        CegarLoopResult]: For program point  L218(lines 218 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L185(lines 185 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L119(lines 119 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L582-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L549-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L516-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L483-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L450-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L417-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L54(lines 54 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L583(line 583)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L550(line 550)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L517(line 517)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-07-20 11:36:55,185 INFO  L268        CegarLoopResult]: For program point  L451(line 451)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L418(line 418)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L286(lines 286 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L253(lines 253 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L187(lines 187 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L154(lines 154 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L585-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L552-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L519-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L486-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L453-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L420-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L354(lines 354 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,186 INFO  L268        CegarLoopResult]: For program point  L123(lines 123 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L586(line 586)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L553(line 553)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L520(line 520)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L454(line 454)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L421(line 421)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L223(lines 223 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L91(lines 91 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L389(lines 389 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L191(lines 191 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L59(lines 59 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L588-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L555-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,187 INFO  L268        CegarLoopResult]: For program point  L522-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L264        CegarLoopResult]: At program point  calculate_outputENTRY(lines 29 598)  the Hoare annotation is:  (let ((.cse1 (= 1 |old(~a11~0)|)) (.cse2 (not (= 1 ~a11~0))) (.cse0 (not (= 1 |old(~a19~0)|))) (.cse3 (not (<= |old(~a17~0)| 8))) (.cse4 (<= ~a17~0 8)) (.cse5 (= ~a19~0 |old(~a19~0)|)) (.cse6 (not (<= |old(~a17~0)| 7)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse4 (<= 10 ~a28~0) .cse5) (not (<= 10 |old(~a28~0)|)) .cse3) (or .cse1 (not (<= |old(~a28~0)| 8)) (and .cse4 (<= ~a28~0 8) .cse2 .cse5) .cse3) (or .cse1 .cse6 .cse2) (or (and .cse4 .cse5 (<= ~a28~0 7)) (not (<= |old(~a28~0)| 7)) .cse3) (or .cse0 .cse3 (and .cse4 .cse5)) (or (and (<= ~a17~0 |old(~a17~0)|) .cse5) .cse6)))
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L489-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L456-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L423-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L291(lines 291 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L225(lines 225 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L159(lines 159 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L589(line 589)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L556(line 556)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L523(line 523)  no Hoare annotation was computed.
[2020-07-20 11:36:55,188 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L457(line 457)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L424(line 424)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L259(lines 259 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L293(lines 293 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L194(lines 194 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L95(lines 95 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L591-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L558-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L525-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L492-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,189 INFO  L268        CegarLoopResult]: For program point  L459-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L426-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L261(lines 261 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L30(lines 30 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L592(line 592)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L559(line 559)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L526(line 526)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L460(line 460)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L427(line 427)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L394(lines 394 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L361(lines 361 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L328(lines 328 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L262(lines 262 274)  no Hoare annotation was computed.
[2020-07-20 11:36:55,190 INFO  L268        CegarLoopResult]: For program point  L262-2(lines 262 274)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L130(lines 130 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L594-1(lines 594 596)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L561-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L528-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L495-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L462-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L429-1(lines 29 598)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L297(lines 297 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,191 INFO  L268        CegarLoopResult]: For program point  L198(lines 198 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L165(lines 165 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L99(lines 99 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L595(line 595)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L562(line 562)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L529(line 529)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L463(line 463)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L430(line 430)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L331(lines 331 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L298(lines 298 307)  no Hoare annotation was computed.
[2020-07-20 11:36:55,192 INFO  L268        CegarLoopResult]: For program point  L232(lines 232 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  L298-2(lines 298 307)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  L398(lines 398 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  L332(lines 332 335)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  L332-2(lines 332 335)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  L134(lines 134 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  L35(lines 35 413)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~a19~0) (<= ~a17~0 8) (not (= 1 ~a11~0)) (<= ~a28~0 7))
[2020-07-20 11:36:55,193 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-07-20 11:36:55,193 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 11:36:55,193 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 600 617)  the Hoare annotation is:  (or (not (= 1 |old(~a19~0)|)) (not (<= |old(~a28~0)| 7)) (= 1 |old(~a11~0)|) (and (<= ~a17~0 |old(~a17~0)|) (not (= 1 ~a11~0)) (= ~a19~0 |old(~a19~0)|) (<= ~a28~0 7)) (not (<= |old(~a17~0)| 8)))
[2020-07-20 11:36:55,194 INFO  L264        CegarLoopResult]: At program point  L606-2(lines 606 616)  the Hoare annotation is:  (let ((.cse0 (<= ~a17~0 8))) (or (not (= 1 |old(~a19~0)|)) (and .cse0 (<= ~a28~0 7)) (not (<= |old(~a28~0)| 7)) (= 1 |old(~a11~0)|) (and .cse0 (<= 10 ~a28~0)) (<= ~a17~0 7) (and .cse0 (<= ~a28~0 8) (not (= 1 ~a11~0))) (not (<= |old(~a17~0)| 8)) (and (= 1 ~a19~0) .cse0)))
[2020-07-20 11:36:55,194 INFO  L268        CegarLoopResult]: For program point  L606-3(lines 600 617)  no Hoare annotation was computed.
[2020-07-20 11:36:55,194 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 600 617)  no Hoare annotation was computed.
[2020-07-20 11:36:55,194 INFO  L264        CegarLoopResult]: At program point  L614(line 614)  the Hoare annotation is:  (let ((.cse0 (<= ~a17~0 8))) (or (not (= 1 |old(~a19~0)|)) (and .cse0 (<= ~a28~0 7)) (not (<= |old(~a28~0)| 7)) (= 1 |old(~a11~0)|) (and .cse0 (<= 10 ~a28~0)) (<= ~a17~0 7) (and .cse0 (<= ~a28~0 8) (not (= 1 ~a11~0))) (not (<= |old(~a17~0)| 8)) (and (= 1 ~a19~0) .cse0)))
[2020-07-20 11:36:55,194 INFO  L268        CegarLoopResult]: For program point  L614-1(line 614)  no Hoare annotation was computed.
[2020-07-20 11:36:55,194 INFO  L268        CegarLoopResult]: For program point  L611(line 611)  no Hoare annotation was computed.
[2020-07-20 11:36:55,213 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 11:36:55 BoogieIcfgContainer
[2020-07-20 11:36:55,213 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 11:36:55,215 INFO  L168              Benchmark]: Toolchain (without parser) took 11297.66 ms. Allocated memory was 143.1 MB in the beginning and 363.3 MB in the end (delta: 220.2 MB). Free memory was 101.5 MB in the beginning and 228.7 MB in the end (delta: -127.2 MB). Peak memory consumption was 202.7 MB. Max. memory is 7.1 GB.
[2020-07-20 11:36:55,216 INFO  L168              Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-07-20 11:36:55,217 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 779.29 ms. Allocated memory was 143.1 MB in the beginning and 204.5 MB in the end (delta: 61.3 MB). Free memory was 101.1 MB in the beginning and 171.7 MB in the end (delta: -70.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB.
[2020-07-20 11:36:55,218 INFO  L168              Benchmark]: Boogie Preprocessor took 102.95 ms. Allocated memory is still 204.5 MB. Free memory was 171.7 MB in the beginning and 166.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB.
[2020-07-20 11:36:55,219 INFO  L168              Benchmark]: RCFGBuilder took 1299.40 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 166.5 MB in the beginning and 180.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB.
[2020-07-20 11:36:55,220 INFO  L168              Benchmark]: TraceAbstraction took 9110.57 ms. Allocated memory was 235.9 MB in the beginning and 363.3 MB in the end (delta: 127.4 MB). Free memory was 179.0 MB in the beginning and 228.7 MB in the end (delta: -49.7 MB). Peak memory consumption was 187.4 MB. Max. memory is 7.1 GB.
[2020-07-20 11:36:55,224 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 779.29 ms. Allocated memory was 143.1 MB in the beginning and 204.5 MB in the end (delta: 61.3 MB). Free memory was 101.1 MB in the beginning and 171.7 MB in the end (delta: -70.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 102.95 ms. Allocated memory is still 204.5 MB. Free memory was 171.7 MB in the beginning and 166.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1299.40 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 166.5 MB in the beginning and 180.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 9110.57 ms. Allocated memory was 235.9 MB in the beginning and 363.3 MB in the end (delta: 127.4 MB). Free memory was 179.0 MB in the beginning and 228.7 MB in the end (delta: -49.7 MB). Peak memory consumption was 187.4 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 475]: 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: (((((((!(1 == \old(a19)) || (a17 <= 8 && a28 <= 7)) || !(\old(a28) <= 7)) || 1 == \old(a11)) || (a17 <= 8 && 10 <= a28)) || a17 <= 7) || ((a17 <= 8 && a28 <= 8) && !(1 == a11))) || !(\old(a17) <= 8)) || (1 == a19 && a17 <= 8)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.1s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 846 SDtfs, 1372 SDslu, 212 SDs, 0 SdLazy, 2864 SolverSat, 571 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1047 GetRequests, 1034 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1644occurred 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: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 484 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 57 PreInvPairs, 85 NumberOfFragments, 275 HoareAnnotationTreeSize, 57 FomulaSimplifications, 1351 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 555 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1052 NumberOfCodeBlocks, 1052 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1045 ConstructedInterpolants, 0 QuantifiedInterpolants, 310823 SizeOfPredicates, 12 NumberOfNonLiveVariables, 2571 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 344/344 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...