/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label41.c


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This is Ultimate 0.1.25-3af5e1f
[2020-09-04 13:36:45,896 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2020-09-04 13:36:46,025 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-04 13:36:46,074 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-04 13:36:46,074 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-04 13:36:46,076 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-04 13:36:46,077 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-04 13:36:46,077 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-04 13:36:46,077 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-04 13:36:46,077 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-04 13:36:46,078 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-04 13:36:46,078 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-04 13:36:46,078 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-04 13:36:46,079 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-04 13:36:46,079 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-04 13:36:46,080 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-04 13:36:46,080 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-04 13:36:46,081 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-04 13:36:46,081 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-04 13:36:46,081 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-04 13:36:46,081 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-04 13:36:46,081 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-04 13:36:46,082 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-04 13:36:46,082 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-04 13:36:46,082 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-04 13:36:46,082 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-04 13:36:46,083 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-04 13:36:46,083 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-04 13:36:46,083 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-04 13:36:46,083 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-04 13:36:46,083 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-04 13:36:46,084 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-04 13:36:46,084 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-09-04 13:36:46,520 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-04 13:36:46,541 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-04 13:36:46,547 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-04 13:36:46,549 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-04 13:36:46,549 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-04 13:36:46,550 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label41.c
[2020-09-04 13:36:46,642 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f93287929/ba0b41c000bf4c02bec3b020404dfa9b/FLAG769b0b550
[2020-09-04 13:36:47,297 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-04 13:36:47,298 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label41.c
[2020-09-04 13:36:47,320 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f93287929/ba0b41c000bf4c02bec3b020404dfa9b/FLAG769b0b550
[2020-09-04 13:36:47,566 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f93287929/ba0b41c000bf4c02bec3b020404dfa9b
[2020-09-04 13:36:47,582 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-04 13:36:47,585 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-04 13:36:47,587 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-04 13:36:47,587 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-04 13:36:47,590 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-04 13:36:47,591 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:36:47" (1/1) ...
[2020-09-04 13:36:47,595 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd8ad23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:47, skipping insertion in model container
[2020-09-04 13:36:47,595 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:36:47" (1/1) ...
[2020-09-04 13:36:47,602 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-04 13:36:47,666 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-04 13:36:48,115 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-04 13:36:48,122 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-04 13:36:48,377 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-04 13:36:48,404 INFO  L208         MainTranslator]: Completed translation
[2020-09-04 13:36:48,405 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48 WrapperNode
[2020-09-04 13:36:48,405 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-04 13:36:48,406 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-04 13:36:48,406 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-04 13:36:48,406 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-04 13:36:48,426 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,426 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,448 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,448 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,488 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,518 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,532 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
[2020-09-04 13:36:48,541 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-04 13:36:48,542 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-04 13:36:48,542 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-04 13:36:48,542 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-04 13:36:48,544 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-09-04 13:36:48,672 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-04 13:36:48,672 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-04 13:36:48,672 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-09-04 13:36:48,672 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-04 13:36:48,673 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2020-09-04 13:36:48,673 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-04 13:36:48,673 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-04 13:36:48,673 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2020-09-04 13:36:48,674 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-04 13:36:48,674 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-04 13:36:48,674 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-04 13:36:50,141 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-04 13:36:50,142 INFO  L295             CfgBuilder]: Removed 1 assume(true) statements.
[2020-09-04 13:36:50,149 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:36:50 BoogieIcfgContainer
[2020-09-04 13:36:50,149 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-04 13:36:50,151 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-04 13:36:50,151 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-04 13:36:50,155 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-04 13:36:50,155 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 01:36:47" (1/3) ...
[2020-09-04 13:36:50,157 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c019b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:36:50, skipping insertion in model container
[2020-09-04 13:36:50,157 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (2/3) ...
[2020-09-04 13:36:50,157 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c019b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:36:50, skipping insertion in model container
[2020-09-04 13:36:50,158 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:36:50" (3/3) ...
[2020-09-04 13:36:50,160 INFO  L109   eAbstractionObserver]: Analyzing ICFG Problem02_label41.c
[2020-09-04 13:36:50,173 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-09-04 13:36:50,184 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-04 13:36:50,208 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-04 13:36:50,243 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-04 13:36:50,243 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-04 13:36:50,244 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-09-04 13:36:50,244 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-04 13:36:50,244 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-04 13:36:50,244 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-04 13:36:50,244 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-04 13:36:50,244 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-04 13:36:50,274 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states.
[2020-09-04 13:36:50,288 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 97
[2020-09-04 13:36:50,288 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-04 13:36:50,290 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]
[2020-09-04 13:36:50,291 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-04 13:36:50,299 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-04 13:36:50,299 INFO  L82        PathProgramCache]: Analyzing trace with hash -1961179338, now seen corresponding path program 1 times
[2020-09-04 13:36:50,313 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-09-04 13:36:50,314 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803637987]
[2020-09-04 13:36:50,314 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-04 13:36:50,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:50,893 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-04 13:36:50,901 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:50,955 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-04 13:36:50,957 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803637987]
[2020-09-04 13:36:50,958 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-04 13:36:50,958 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-09-04 13:36:50,959 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146546065]
[2020-09-04 13:36:50,967 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-04 13:36:50,967 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-09-04 13:36:50,985 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-04 13:36:50,986 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-04 13:36:50,989 INFO  L87              Difference]: Start difference. First operand 236 states. Second operand 5 states.
[2020-09-04 13:36:53,482 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-04 13:36:53,483 INFO  L93              Difference]: Finished difference Result 784 states and 1378 transitions.
[2020-09-04 13:36:53,483 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-04 13:36:53,485 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 96
[2020-09-04 13:36:53,486 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-04 13:36:53,512 INFO  L225             Difference]: With dead ends: 784
[2020-09-04 13:36:53,513 INFO  L226             Difference]: Without dead ends: 480
[2020-09-04 13:36:53,526 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-04 13:36:53,546 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 480 states.
[2020-09-04 13:36:53,615 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 473.
[2020-09-04 13:36:53,617 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 473 states.
[2020-09-04 13:36:53,620 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 645 transitions.
[2020-09-04 13:36:53,622 INFO  L78                 Accepts]: Start accepts. Automaton has 473 states and 645 transitions. Word has length 96
[2020-09-04 13:36:53,623 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-04 13:36:53,623 INFO  L479      AbstractCegarLoop]: Abstraction has 473 states and 645 transitions.
[2020-09-04 13:36:53,624 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-04 13:36:53,624 INFO  L276                IsEmpty]: Start isEmpty. Operand 473 states and 645 transitions.
[2020-09-04 13:36:53,637 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 118
[2020-09-04 13:36:53,637 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-04 13:36:53,638 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]
[2020-09-04 13:36:53,638 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-04 13:36:53,638 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-04 13:36:53,639 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-04 13:36:53,639 INFO  L82        PathProgramCache]: Analyzing trace with hash -1318994351, now seen corresponding path program 1 times
[2020-09-04 13:36:53,639 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-09-04 13:36:53,640 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336608619]
[2020-09-04 13:36:53,640 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-04 13:36:53,705 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:53,877 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-04 13:36:53,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:53,900 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-09-04 13:36:53,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:53,945 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-04 13:36:53,945 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336608619]
[2020-09-04 13:36:53,946 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082319365]
[2020-09-04 13:36:53,946 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:36:54,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:54,055 INFO  L263         TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-09-04 13:36:54,077 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-09-04 13:36:54,294 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-09-04 13:36:54,296 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-09-04 13:36:54,296 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7
[2020-09-04 13:36:54,297 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601157894]
[2020-09-04 13:36:54,300 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-09-04 13:36:54,300 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-09-04 13:36:54,301 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-09-04 13:36:54,301 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2020-09-04 13:36:54,301 INFO  L87              Difference]: Start difference. First operand 473 states and 645 transitions. Second operand 7 states.
[2020-09-04 13:36:56,891 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-04 13:36:56,892 INFO  L93              Difference]: Finished difference Result 2312 states and 3363 transitions.
[2020-09-04 13:36:56,898 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-09-04 13:36:56,898 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 117
[2020-09-04 13:36:56,900 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-04 13:36:56,915 INFO  L225             Difference]: With dead ends: 2312
[2020-09-04 13:36:56,915 INFO  L226             Difference]: Without dead ends: 1845
[2020-09-04 13:36:56,919 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182
[2020-09-04 13:36:56,922 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1845 states.
[2020-09-04 13:36:57,023 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1815.
[2020-09-04 13:36:57,023 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1815 states.
[2020-09-04 13:36:57,033 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1815 states and 2327 transitions.
[2020-09-04 13:36:57,033 INFO  L78                 Accepts]: Start accepts. Automaton has 1815 states and 2327 transitions. Word has length 117
[2020-09-04 13:36:57,034 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-04 13:36:57,034 INFO  L479      AbstractCegarLoop]: Abstraction has 1815 states and 2327 transitions.
[2020-09-04 13:36:57,034 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-09-04 13:36:57,034 INFO  L276                IsEmpty]: Start isEmpty. Operand 1815 states and 2327 transitions.
[2020-09-04 13:36:57,044 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 134
[2020-09-04 13:36:57,044 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-04 13:36:57,045 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 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]
[2020-09-04 13:36:57,256 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2020-09-04 13:36:57,257 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-04 13:36:57,257 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-04 13:36:57,258 INFO  L82        PathProgramCache]: Analyzing trace with hash 212891463, now seen corresponding path program 1 times
[2020-09-04 13:36:57,258 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-09-04 13:36:57,259 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686866252]
[2020-09-04 13:36:57,259 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-04 13:36:57,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:57,433 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-04 13:36:57,437 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:57,457 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-09-04 13:36:57,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:57,477 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2020-09-04 13:36:57,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:57,511 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2020-09-04 13:36:57,516 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:57,544 INFO  L134       CoverageAnalysis]: Checked inductivity of 51 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2020-09-04 13:36:57,545 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686866252]
[2020-09-04 13:36:57,546 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4896937]
[2020-09-04 13:36:57,546 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:36:57,688 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:36:57,690 INFO  L263         TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-09-04 13:36:57,695 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-09-04 13:36:57,758 INFO  L134       CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-09-04 13:36:57,759 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-09-04 13:36:57,759 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12
[2020-09-04 13:36:57,759 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390831572]
[2020-09-04 13:36:57,760 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-09-04 13:36:57,760 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-09-04 13:36:57,761 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-09-04 13:36:57,761 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132
[2020-09-04 13:36:57,761 INFO  L87              Difference]: Start difference. First operand 1815 states and 2327 transitions. Second operand 12 states.
[2020-09-04 13:36:58,807 WARN  L193               SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58
[2020-09-04 13:37:01,975 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-04 13:37:01,975 INFO  L93              Difference]: Finished difference Result 5615 states and 7558 transitions.
[2020-09-04 13:37:01,976 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. 
[2020-09-04 13:37:01,976 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 133
[2020-09-04 13:37:01,976 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-04 13:37:01,999 INFO  L225             Difference]: With dead ends: 5615
[2020-09-04 13:37:01,999 INFO  L226             Difference]: Without dead ends: 3806
[2020-09-04 13:37:02,007 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=322, Invalid=1238, Unknown=0, NotChecked=0, Total=1560
[2020-09-04 13:37:02,012 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 3806 states.
[2020-09-04 13:37:02,129 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 3806 to 3196.
[2020-09-04 13:37:02,129 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3196 states.
[2020-09-04 13:37:02,149 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 3947 transitions.
[2020-09-04 13:37:02,149 INFO  L78                 Accepts]: Start accepts. Automaton has 3196 states and 3947 transitions. Word has length 133
[2020-09-04 13:37:02,150 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-04 13:37:02,150 INFO  L479      AbstractCegarLoop]: Abstraction has 3196 states and 3947 transitions.
[2020-09-04 13:37:02,150 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2020-09-04 13:37:02,150 INFO  L276                IsEmpty]: Start isEmpty. Operand 3196 states and 3947 transitions.
[2020-09-04 13:37:02,162 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 148
[2020-09-04 13:37:02,162 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-04 13:37:02,163 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-04 13:37:02,378 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:37:02,378 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-04 13:37:02,379 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-04 13:37:02,379 INFO  L82        PathProgramCache]: Analyzing trace with hash -183412167, now seen corresponding path program 1 times
[2020-09-04 13:37:02,379 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-09-04 13:37:02,379 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020789905]
[2020-09-04 13:37:02,383 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-04 13:37:02,437 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:02,534 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-04 13:37:02,535 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:02,555 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-09-04 13:37:02,562 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:02,593 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-09-04 13:37:02,601 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:02,679 INFO  L134       CoverageAnalysis]: Checked inductivity of 61 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2020-09-04 13:37:02,679 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020789905]
[2020-09-04 13:37:02,680 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656909867]
[2020-09-04 13:37:02,680 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:37:02,772 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:02,774 INFO  L263         TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-09-04 13:37:02,782 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-09-04 13:37:02,810 INFO  L134       CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2020-09-04 13:37:02,810 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2020-09-04 13:37:02,811 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7
[2020-09-04 13:37:02,811 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988539265]
[2020-09-04 13:37:02,811 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-04 13:37:02,812 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-09-04 13:37:02,812 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-04 13:37:02,812 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2020-09-04 13:37:02,812 INFO  L87              Difference]: Start difference. First operand 3196 states and 3947 transitions. Second operand 5 states.
[2020-09-04 13:37:03,626 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-04 13:37:03,627 INFO  L93              Difference]: Finished difference Result 6447 states and 8241 transitions.
[2020-09-04 13:37:03,627 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-04 13:37:03,628 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 147
[2020-09-04 13:37:03,629 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-04 13:37:03,648 INFO  L225             Difference]: With dead ends: 6447
[2020-09-04 13:37:03,648 INFO  L226             Difference]: Without dead ends: 3257
[2020-09-04 13:37:03,658 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90
[2020-09-04 13:37:03,663 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 3257 states.
[2020-09-04 13:37:03,747 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 3257 to 3203.
[2020-09-04 13:37:03,747 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3203 states.
[2020-09-04 13:37:03,758 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 3203 states and 3667 transitions.
[2020-09-04 13:37:03,758 INFO  L78                 Accepts]: Start accepts. Automaton has 3203 states and 3667 transitions. Word has length 147
[2020-09-04 13:37:03,759 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-04 13:37:03,759 INFO  L479      AbstractCegarLoop]: Abstraction has 3203 states and 3667 transitions.
[2020-09-04 13:37:03,759 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-04 13:37:03,759 INFO  L276                IsEmpty]: Start isEmpty. Operand 3203 states and 3667 transitions.
[2020-09-04 13:37:03,768 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 175
[2020-09-04 13:37:03,768 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-04 13:37:03,768 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-04 13:37:03,982 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:37:03,983 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-04 13:37:03,983 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-04 13:37:03,983 INFO  L82        PathProgramCache]: Analyzing trace with hash -964088420, now seen corresponding path program 1 times
[2020-09-04 13:37:03,984 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-09-04 13:37:03,985 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193369187]
[2020-09-04 13:37:03,985 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-04 13:37:04,016 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:04,101 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-04 13:37:04,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:04,120 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-09-04 13:37:04,124 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:04,140 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2020-09-04 13:37:04,143 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:04,170 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2020-09-04 13:37:04,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:04,305 INFO  L134       CoverageAnalysis]: Checked inductivity of 98 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2020-09-04 13:37:04,306 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193369187]
[2020-09-04 13:37:04,306 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447560162]
[2020-09-04 13:37:04,307 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:37:04,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-04 13:37:04,450 INFO  L263         TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-09-04 13:37:04,455 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-09-04 13:37:04,615 INFO  L134       CoverageAnalysis]: Checked inductivity of 98 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-09-04 13:37:04,615 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-09-04 13:37:04,617 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11
[2020-09-04 13:37:04,621 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099816449]
[2020-09-04 13:37:04,623 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-09-04 13:37:04,623 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-09-04 13:37:04,623 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-09-04 13:37:04,624 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110
[2020-09-04 13:37:04,624 INFO  L87              Difference]: Start difference. First operand 3203 states and 3667 transitions. Second operand 11 states.
[2020-09-04 13:37:09,398 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-04 13:37:09,399 INFO  L93              Difference]: Finished difference Result 6833 states and 7858 transitions.
[2020-09-04 13:37:09,399 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2020-09-04 13:37:09,400 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 174
[2020-09-04 13:37:09,400 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-04 13:37:09,400 INFO  L225             Difference]: With dead ends: 6833
[2020-09-04 13:37:09,401 INFO  L226             Difference]: Without dead ends: 0
[2020-09-04 13:37:09,417 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=237, Invalid=819, Unknown=0, NotChecked=0, Total=1056
[2020-09-04 13:37:09,417 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-04 13:37:09,417 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-04 13:37:09,418 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-04 13:37:09,418 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-04 13:37:09,418 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174
[2020-09-04 13:37:09,419 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-04 13:37:09,419 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-04 13:37:09,419 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2020-09-04 13:37:09,419 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-04 13:37:09,419 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-04 13:37:09,633 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2020-09-04 13:37:09,637 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-04 13:37:10,720 WARN  L193               SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 102
[2020-09-04 13:37:10,949 WARN  L193               SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 102
[2020-09-04 13:37:12,040 WARN  L193               SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 53
[2020-09-04 13:37:12,394 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47
[2020-09-04 13:37:12,709 WARN  L193               SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47
[2020-09-04 13:37:12,715 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-09-04 13:37:12,715 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|))
[2020-09-04 13:37:12,716 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-09-04 13:37:12,716 INFO  L268        CegarLoopResult]: For program point  L564-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,716 INFO  L268        CegarLoopResult]: For program point  L531-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,716 INFO  L268        CegarLoopResult]: For program point  L498-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,717 INFO  L268        CegarLoopResult]: For program point  L465-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,717 INFO  L268        CegarLoopResult]: For program point  L432-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,717 INFO  L268        CegarLoopResult]: For program point  L234(lines 234 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,717 INFO  L268        CegarLoopResult]: For program point  L69(lines 69 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L565(line 565)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L532(line 532)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L499(line 499)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L466(line 466)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L433(line 433)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L202(lines 202 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L169(lines 169 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,718 INFO  L268        CegarLoopResult]: For program point  L368(lines 368 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L203(lines 203 210)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L203-2(lines 203 210)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L38(lines 38 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L567-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L534-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L501-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,719 INFO  L268        CegarLoopResult]: For program point  L468-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,720 INFO  L268        CegarLoopResult]: For program point  L402(lines 402 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,720 INFO  L268        CegarLoopResult]: For program point  L435-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,720 INFO  L268        CegarLoopResult]: For program point  L237(lines 237 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,720 INFO  L268        CegarLoopResult]: For program point  L568(line 568)  no Hoare annotation was computed.
[2020-09-04 13:37:12,720 INFO  L268        CegarLoopResult]: For program point  L535(line 535)  no Hoare annotation was computed.
[2020-09-04 13:37:12,720 INFO  L268        CegarLoopResult]: For program point  L502(line 502)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L469(line 469)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L436(line 436)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L337(lines 337 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L238(lines 238 246)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L238-2(lines 238 246)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L139(lines 139 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L106(lines 106 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,721 INFO  L268        CegarLoopResult]: For program point  L404(lines 404 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L338(lines 338 347)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L338-2(lines 338 347)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L74(lines 74 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L570-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L537-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L504-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,722 INFO  L268        CegarLoopResult]: For program point  L471-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,723 INFO  L268        CegarLoopResult]: For program point  L438-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,723 INFO  L268        CegarLoopResult]: For program point  calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 442)  no Hoare annotation was computed.
[2020-09-04 13:37:12,723 INFO  L268        CegarLoopResult]: For program point  L75(lines 75 80)  no Hoare annotation was computed.
[2020-09-04 13:37:12,723 INFO  L268        CegarLoopResult]: For program point  L42(lines 42 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,723 INFO  L268        CegarLoopResult]: For program point  L75-2(lines 75 80)  no Hoare annotation was computed.
[2020-09-04 13:37:12,724 INFO  L268        CegarLoopResult]: For program point  L571(line 571)  no Hoare annotation was computed.
[2020-09-04 13:37:12,724 INFO  L268        CegarLoopResult]: For program point  L538(line 538)  no Hoare annotation was computed.
[2020-09-04 13:37:12,724 INFO  L268        CegarLoopResult]: For program point  L505(line 505)  no Hoare annotation was computed.
[2020-09-04 13:37:12,724 INFO  L268        CegarLoopResult]: For program point  L472(line 472)  no Hoare annotation was computed.
[2020-09-04 13:37:12,724 INFO  L268        CegarLoopResult]: For program point  L439(line 439)  no Hoare annotation was computed.
[2020-09-04 13:37:12,724 INFO  L268        CegarLoopResult]: For program point  L175(lines 175 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,725 INFO  L268        CegarLoopResult]: For program point  L407(lines 407 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,725 INFO  L268        CegarLoopResult]: For program point  L143(lines 143 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,725 INFO  L268        CegarLoopResult]: For program point  L573-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,725 INFO  L268        CegarLoopResult]: For program point  L540-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,725 INFO  L268        CegarLoopResult]: For program point  L507-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,725 INFO  L268        CegarLoopResult]: For program point  L474-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,726 INFO  L268        CegarLoopResult]: For program point  L441-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,726 INFO  L268        CegarLoopResult]: For program point  L375(lines 375 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,726 INFO  L268        CegarLoopResult]: For program point  L309(lines 309 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,726 INFO  L268        CegarLoopResult]: For program point  L276(lines 276 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,726 INFO  L268        CegarLoopResult]: For program point  L574(line 574)  no Hoare annotation was computed.
[2020-09-04 13:37:12,726 INFO  L268        CegarLoopResult]: For program point  L541(line 541)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L508(line 508)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L475(line 475)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L442(line 442)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L409(lines 409 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L212(lines 212 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L179(lines 179 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,727 INFO  L268        CegarLoopResult]: For program point  L113(lines 113 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,728 INFO  L268        CegarLoopResult]: For program point  L47(lines 47 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,728 INFO  L268        CegarLoopResult]: For program point  L576-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,728 INFO  L268        CegarLoopResult]: For program point  L543-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,728 INFO  L268        CegarLoopResult]: For program point  L510-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,728 INFO  L268        CegarLoopResult]: For program point  L477-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,728 INFO  L268        CegarLoopResult]: For program point  L444-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,729 INFO  L268        CegarLoopResult]: For program point  L378(lines 378 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,729 INFO  L268        CegarLoopResult]: For program point  L577(line 577)  no Hoare annotation was computed.
[2020-09-04 13:37:12,729 INFO  L268        CegarLoopResult]: For program point  L544(line 544)  no Hoare annotation was computed.
[2020-09-04 13:37:12,729 INFO  L268        CegarLoopResult]: For program point  L511(line 511)  no Hoare annotation was computed.
[2020-09-04 13:37:12,729 INFO  L268        CegarLoopResult]: For program point  L478(line 478)  no Hoare annotation was computed.
[2020-09-04 13:37:12,729 INFO  L268        CegarLoopResult]: For program point  L445(line 445)  no Hoare annotation was computed.
[2020-09-04 13:37:12,730 INFO  L268        CegarLoopResult]: For program point  L280(lines 280 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,730 INFO  L268        CegarLoopResult]: For program point  L148(lines 148 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,730 INFO  L268        CegarLoopResult]: For program point  L82(lines 82 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,730 INFO  L268        CegarLoopResult]: For program point  L380(lines 380 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,730 INFO  L268        CegarLoopResult]: For program point  L314(lines 314 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,730 INFO  L268        CegarLoopResult]: For program point  L248(lines 248 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,731 INFO  L268        CegarLoopResult]: For program point  L215(lines 215 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,731 INFO  L268        CegarLoopResult]: For program point  L83(lines 83 89)  no Hoare annotation was computed.
[2020-09-04 13:37:12,731 INFO  L268        CegarLoopResult]: For program point  L50(lines 50 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,731 INFO  L268        CegarLoopResult]: For program point  L83-2(lines 83 89)  no Hoare annotation was computed.
[2020-09-04 13:37:12,731 INFO  L268        CegarLoopResult]: For program point  L579-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,731 INFO  L268        CegarLoopResult]: For program point  L546-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,732 INFO  L268        CegarLoopResult]: For program point  L513-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,732 INFO  L268        CegarLoopResult]: For program point  L480-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,732 INFO  L268        CegarLoopResult]: For program point  L414(lines 414 416)  no Hoare annotation was computed.
[2020-09-04 13:37:12,732 INFO  L268        CegarLoopResult]: For program point  L447-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,732 INFO  L268        CegarLoopResult]: For program point  L381(lines 381 387)  no Hoare annotation was computed.
[2020-09-04 13:37:12,732 INFO  L268        CegarLoopResult]: For program point  L414-2(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,733 INFO  L268        CegarLoopResult]: For program point  L315(lines 315 326)  no Hoare annotation was computed.
[2020-09-04 13:37:12,733 INFO  L268        CegarLoopResult]: For program point  L381-2(lines 381 387)  no Hoare annotation was computed.
[2020-09-04 13:37:12,733 INFO  L268        CegarLoopResult]: For program point  L315-2(lines 315 326)  no Hoare annotation was computed.
[2020-09-04 13:37:12,733 INFO  L268        CegarLoopResult]: For program point  calculate_outputFINAL(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,733 INFO  L268        CegarLoopResult]: For program point  calculate_outputEXIT(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,733 INFO  L268        CegarLoopResult]: For program point  L580(line 580)  no Hoare annotation was computed.
[2020-09-04 13:37:12,734 INFO  L268        CegarLoopResult]: For program point  L547(line 547)  no Hoare annotation was computed.
[2020-09-04 13:37:12,734 INFO  L268        CegarLoopResult]: For program point  L514(line 514)  no Hoare annotation was computed.
[2020-09-04 13:37:12,734 INFO  L268        CegarLoopResult]: For program point  L481(line 481)  no Hoare annotation was computed.
[2020-09-04 13:37:12,734 INFO  L268        CegarLoopResult]: For program point  L448(line 448)  no Hoare annotation was computed.
[2020-09-04 13:37:12,734 INFO  L268        CegarLoopResult]: For program point  L415(line 415)  no Hoare annotation was computed.
[2020-09-04 13:37:12,735 INFO  L268        CegarLoopResult]: For program point  L349(lines 349 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,735 INFO  L268        CegarLoopResult]: For program point  L283(lines 283 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,735 INFO  L268        CegarLoopResult]: For program point  L218(lines 218 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,735 INFO  L268        CegarLoopResult]: For program point  L185(lines 185 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,735 INFO  L268        CegarLoopResult]: For program point  L119(lines 119 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,735 INFO  L268        CegarLoopResult]: For program point  L582-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,736 INFO  L268        CegarLoopResult]: For program point  L549-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,736 INFO  L268        CegarLoopResult]: For program point  L516-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,736 INFO  L268        CegarLoopResult]: For program point  L483-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,771 INFO  L268        CegarLoopResult]: For program point  L450-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,771 INFO  L268        CegarLoopResult]: For program point  L417-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,771 INFO  L268        CegarLoopResult]: For program point  L54(lines 54 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,771 INFO  L268        CegarLoopResult]: For program point  L583(line 583)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L550(line 550)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L517(line 517)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L451(line 451)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L418(line 418)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L286(lines 286 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L253(lines 253 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,772 INFO  L268        CegarLoopResult]: For program point  L187(lines 187 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,773 INFO  L268        CegarLoopResult]: For program point  L154(lines 154 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,773 INFO  L268        CegarLoopResult]: For program point  L585-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,773 INFO  L268        CegarLoopResult]: For program point  L552-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,773 INFO  L268        CegarLoopResult]: For program point  L519-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,773 INFO  L268        CegarLoopResult]: For program point  L486-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L453-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L420-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L354(lines 354 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L123(lines 123 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L586(line 586)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L553(line 553)  no Hoare annotation was computed.
[2020-09-04 13:37:12,774 INFO  L268        CegarLoopResult]: For program point  L520(line 520)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L454(line 454)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L421(line 421)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L223(lines 223 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L91(lines 91 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L389(lines 389 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,775 INFO  L268        CegarLoopResult]: For program point  L191(lines 191 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,776 INFO  L268        CegarLoopResult]: For program point  L59(lines 59 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,776 INFO  L268        CegarLoopResult]: For program point  L588-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,776 INFO  L268        CegarLoopResult]: For program point  L555-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,776 INFO  L268        CegarLoopResult]: For program point  L522-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,777 INFO  L264        CegarLoopResult]: At program point  calculate_outputENTRY(lines 29 598)  the Hoare annotation is:  (let ((.cse4 (= ~a25~0 |old(~a25~0)|)) (.cse14 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse5 (= ~a19~0 |old(~a19~0)|)) (.cse13 (= |old(~a25~0)| 1))) (let ((.cse6 (not (<= 9 |old(~a28~0)|))) (.cse7 (not .cse13)) (.cse8 (and .cse14 .cse2 .cse3 (= ~a25~0 1) .cse5)) (.cse9 (= |old(~a19~0)| 1)) (.cse1 (not (<= |old(~a28~0)| 9))) (.cse10 (not (<= |old(~a28~0)| 7))) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse12 (and .cse14 .cse2 .cse3 .cse4 .cse5)) (.cse11 (not (<= |old(~a11~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3 (<= 9 ~a28~0) .cse4 (<= ~a28~0 9) .cse5) .cse6) (or .cse7 .cse0 .cse8 (not .cse9) .cse6) (or .cse10 .cse7 .cse0 .cse8) (or .cse7 .cse0 .cse8 .cse11) (or .cse0 .cse12 .cse13 (not (<= 10 |old(~a28~0)|))) (or .cse9 .cse0 .cse12 .cse1) (or .cse10 .cse0 .cse12 .cse11))))
[2020-09-04 13:37:12,777 INFO  L268        CegarLoopResult]: For program point  L489-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,777 INFO  L268        CegarLoopResult]: For program point  L456-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,777 INFO  L268        CegarLoopResult]: For program point  L423-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,777 INFO  L268        CegarLoopResult]: For program point  L291(lines 291 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L225(lines 225 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L159(lines 159 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L589(line 589)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L556(line 556)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L523(line 523)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L457(line 457)  no Hoare annotation was computed.
[2020-09-04 13:37:12,778 INFO  L268        CegarLoopResult]: For program point  L424(line 424)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L259(lines 259 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L293(lines 293 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L194(lines 194 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L95(lines 95 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L591-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L558-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,779 INFO  L268        CegarLoopResult]: For program point  L525-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L492-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L459-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L426-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L261(lines 261 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L30(lines 30 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L592(line 592)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L559(line 559)  no Hoare annotation was computed.
[2020-09-04 13:37:12,780 INFO  L268        CegarLoopResult]: For program point  L526(line 526)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L460(line 460)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L427(line 427)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L394(lines 394 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L361(lines 361 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L328(lines 328 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L262(lines 262 274)  no Hoare annotation was computed.
[2020-09-04 13:37:12,781 INFO  L268        CegarLoopResult]: For program point  L262-2(lines 262 274)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L130(lines 130 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L594-1(lines 594 596)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L561-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L528-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L495-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L462-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,782 INFO  L268        CegarLoopResult]: For program point  L429-1(lines 29 598)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L297(lines 297 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L198(lines 198 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L165(lines 165 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L99(lines 99 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L595(line 595)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L562(line 562)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L529(line 529)  no Hoare annotation was computed.
[2020-09-04 13:37:12,783 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L463(line 463)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L430(line 430)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L331(lines 331 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L298(lines 298 307)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L232(lines 232 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L298-2(lines 298 307)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L398(lines 398 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,784 INFO  L268        CegarLoopResult]: For program point  L332(lines 332 335)  no Hoare annotation was computed.
[2020-09-04 13:37:12,785 INFO  L268        CegarLoopResult]: For program point  L332-2(lines 332 335)  no Hoare annotation was computed.
[2020-09-04 13:37:12,785 INFO  L268        CegarLoopResult]: For program point  L134(lines 134 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,785 INFO  L268        CegarLoopResult]: For program point  L35(lines 35 413)  no Hoare annotation was computed.
[2020-09-04 13:37:12,785 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-09-04 13:37:12,785 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (<= ~a11~0 0) (= ~a19~0 1) (<= ~a28~0 7) (<= ~a17~0 8) (not (= ~a25~0 1)))
[2020-09-04 13:37:12,785 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-09-04 13:37:12,785 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-09-04 13:37:12,786 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 600 617)  the Hoare annotation is:  (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (= |old(~a25~0)| 1) (not (<= |old(~a11~0)| 0)))
[2020-09-04 13:37:12,786 INFO  L264        CegarLoopResult]: At program point  L606-2(lines 606 616)  the Hoare annotation is:  (let ((.cse2 (= ~a19~0 1)) (.cse0 (<= ~a28~0 9)) (.cse3 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1) (= |old(~a25~0)| 1) (and .cse2 (not (= ~a28~0 8)) .cse3 .cse1) (and (<= 10 ~a28~0) .cse1 (not .cse3)) (and (not .cse2) .cse0 .cse1) (not (<= |old(~a11~0)| 0)) (and (<= ~a11~0 0) .cse3 .cse1)))
[2020-09-04 13:37:12,786 INFO  L268        CegarLoopResult]: For program point  L606-3(lines 600 617)  no Hoare annotation was computed.
[2020-09-04 13:37:12,786 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 600 617)  no Hoare annotation was computed.
[2020-09-04 13:37:12,787 INFO  L264        CegarLoopResult]: At program point  L614(line 614)  the Hoare annotation is:  (let ((.cse2 (= ~a19~0 1)) (.cse0 (<= ~a28~0 9)) (.cse3 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1) (= |old(~a25~0)| 1) (and .cse2 (not (= ~a28~0 8)) .cse3 .cse1) (and (<= 10 ~a28~0) .cse1 (not .cse3)) (and (not .cse2) .cse0 .cse1) (not (<= |old(~a11~0)| 0)) (and (<= ~a11~0 0) .cse3 .cse1)))
[2020-09-04 13:37:12,787 INFO  L268        CegarLoopResult]: For program point  L614-1(line 614)  no Hoare annotation was computed.
[2020-09-04 13:37:12,787 INFO  L268        CegarLoopResult]: For program point  L611(line 611)  no Hoare annotation was computed.
[2020-09-04 13:37:12,819 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 01:37:12 BoogieIcfgContainer
[2020-09-04 13:37:12,819 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-09-04 13:37:12,822 INFO  L168              Benchmark]: Toolchain (without parser) took 25237.19 ms. Allocated memory was 138.9 MB in the beginning and 538.4 MB in the end (delta: 399.5 MB). Free memory was 100.7 MB in the beginning and 482.9 MB in the end (delta: -382.3 MB). Peak memory consumption was 374.6 MB. Max. memory is 7.1 GB.
[2020-09-04 13:37:12,829 INFO  L168              Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-09-04 13:37:12,831 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 818.62 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 100.4 MB in the beginning and 171.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB.
[2020-09-04 13:37:12,833 INFO  L168              Benchmark]: Boogie Preprocessor took 135.23 ms. Allocated memory is still 204.5 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB.
[2020-09-04 13:37:12,835 INFO  L168              Benchmark]: RCFGBuilder took 1607.89 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 182.1 MB in the end (delta: -15.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB.
[2020-09-04 13:37:12,836 INFO  L168              Benchmark]: TraceAbstraction took 22668.41 ms. Allocated memory was 236.5 MB in the beginning and 538.4 MB in the end (delta: 302.0 MB). Free memory was 180.6 MB in the beginning and 482.9 MB in the end (delta: -302.3 MB). Peak memory consumption was 357.0 MB. Max. memory is 7.1 GB.
[2020-09-04 13:37:12,843 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 818.62 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 100.4 MB in the beginning and 171.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 135.23 ms. Allocated memory is still 204.5 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1607.89 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 182.1 MB in the end (delta: -15.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 22668.41 ms. Allocated memory was 236.5 MB in the beginning and 538.4 MB in the end (delta: 302.0 MB). Free memory was 180.6 MB in the beginning and 482.9 MB in the end (delta: -302.3 MB). Peak memory consumption was 357.0 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 442]: 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: (((((((((!(\old(a28) <= 7) || !(\old(a17) <= 8)) || (((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25))) || !(\old(a19) == 1)) || ((9 <= a28 && a28 <= 9) && a17 <= 8)) || \old(a25) == 1) || (((a19 == 1 && !(a28 == 8)) && a25 == 1) && a17 <= 8)) || ((10 <= a28 && a17 <= 8) && !(a25 == 1))) || ((!(a19 == 1) && a28 <= 9) && a17 <= 8)) || !(\old(a11) <= 0)) || ((a11 <= 0 && a25 == 1) && a17 <= 8)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.3s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 15.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 239 SDtfs, 4947 SDslu, 451 SDs, 0 SdLazy, 7482 SolverSat, 1503 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 732 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3203occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 701 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 89 PreInvPairs, 139 NumberOfFragments, 493 HoareAnnotationTreeSize, 89 FomulaSimplifications, 11111 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2814 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1238 NumberOfCodeBlocks, 1238 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1229 ConstructedInterpolants, 0 QuantifiedInterpolants, 376191 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1618 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 415/452 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...