java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl


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This is Ultimate 0.1.23-133090d
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[2018-10-04 09:47:12,767 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf
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[2018-10-04 09:47:12,792 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-10-04 09:47:12,793 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-10-04 09:47:12,793 INFO  L133        SettingsManager]:  * to procedures, called more than once=true
[2018-10-04 09:47:12,795 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-10-04 09:47:12,795 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-10-04 09:47:12,795 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-10-04 09:47:12,795 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-10-04 09:47:12,795 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-10-04 09:47:12,796 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-10-04 09:47:12,796 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-10-04 09:47:12,796 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-10-04 09:47:12,796 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-10-04 09:47:12,796 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-10-04 09:47:12,797 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-10-04 09:47:12,798 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-10-04 09:47:12,798 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-10-04 09:47:12,798 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-10-04 09:47:12,798 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-10-04 09:47:12,799 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-10-04 09:47:12,800 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-10-04 09:47:12,800 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-10-04 09:47:12,800 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-10-04 09:47:12,801 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-10-04 09:47:12,801 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-10-04 09:47:12,801 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-10-04 09:47:12,801 INFO  L133        SettingsManager]:  * Trace refinement strategy=CAMEL
[2018-10-04 09:47:12,801 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-10-04 09:47:12,802 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-10-04 09:47:12,802 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-10-04 09:47:12,802 INFO  L133        SettingsManager]:  * Use predicate trie based predicate unification=true
[2018-10-04 09:47:12,874 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-10-04 09:47:12,888 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-10-04 09:47:12,893 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-10-04 09:47:12,894 INFO  L271        PluginConnector]: Initializing Boogie PL CUP Parser...
[2018-10-04 09:47:12,895 INFO  L276        PluginConnector]: Boogie PL CUP Parser initialized
[2018-10-04 09:47:12,896 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl
[2018-10-04 09:47:12,897 INFO  L111           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl'
[2018-10-04 09:47:12,988 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-10-04 09:47:12,990 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2018-10-04 09:47:12,991 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-10-04 09:47:12,991 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-10-04 09:47:12,991 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-10-04 09:47:13,011 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,031 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,049 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-10-04 09:47:13,050 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-10-04 09:47:13,050 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-10-04 09:47:13,051 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-10-04 09:47:13,062 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,063 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,066 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,067 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,085 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,091 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,099 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/1) ...
[2018-10-04 09:47:13,108 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-10-04 09:47:13,109 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-10-04 09:47:13,109 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-10-04 09:47:13,110 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-10-04 09:47:13,116 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (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
[2018-10-04 09:47:13,179 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-10-04 09:47:13,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-10-04 09:47:13,835 INFO  L341             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-10-04 09:47:13,836 INFO  L202        PluginConnector]: Adding new model pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:47:13 BoogieIcfgContainer
[2018-10-04 09:47:13,836 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-10-04 09:47:13,837 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-10-04 09:47:13,837 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-10-04 09:47:13,840 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-10-04 09:47:13,841 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:47:12" (1/2) ...
[2018-10-04 09:47:13,842 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16fb5981 and model type pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 09:47:13, skipping insertion in model container
[2018-10-04 09:47:13,842 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:47:13" (2/2) ...
[2018-10-04 09:47:13,844 INFO  L112   eAbstractionObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl
[2018-10-04 09:47:13,854 INFO  L136   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-10-04 09:47:13,864 INFO  L148   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-10-04 09:47:13,913 INFO  L133   ementStrategyFactory]: Using default assertion order modulation
[2018-10-04 09:47:13,913 INFO  L381      AbstractCegarLoop]: Interprodecural is true
[2018-10-04 09:47:13,914 INFO  L382      AbstractCegarLoop]: Hoare is true
[2018-10-04 09:47:13,914 INFO  L383      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-10-04 09:47:13,914 INFO  L384      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-10-04 09:47:13,914 INFO  L385      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-10-04 09:47:13,914 INFO  L386      AbstractCegarLoop]: Difference is false
[2018-10-04 09:47:13,915 INFO  L387      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-10-04 09:47:13,915 INFO  L392      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-10-04 09:47:13,928 INFO  L276                IsEmpty]: Start isEmpty. Operand 20 states.
[2018-10-04 09:47:13,934 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-10-04 09:47:13,934 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:13,935 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-04 09:47:13,936 INFO  L423      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:13,943 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:13,943 INFO  L82        PathProgramCache]: Analyzing trace with hash -61215035, now seen corresponding path program 1 times
[2018-10-04 09:47:13,945 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:13,946 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:14,004 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,004 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:14,004 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,089 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:14,231 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-04 09:47:14,233 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:14,234 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-10-04 09:47:14,238 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-04 09:47:14,253 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-04 09:47:14,254 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:14,256 INFO  L87              Difference]: Start difference. First operand 20 states. Second operand 3 states.
[2018-10-04 09:47:14,312 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:14,312 INFO  L93              Difference]: Finished difference Result 54 states and 77 transitions.
[2018-10-04 09:47:14,313 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-04 09:47:14,314 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 17
[2018-10-04 09:47:14,315 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:14,326 INFO  L225             Difference]: With dead ends: 54
[2018-10-04 09:47:14,327 INFO  L226             Difference]: Without dead ends: 35
[2018-10-04 09:47:14,330 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime 1
[2018-10-04 09:47:14,346 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2018-10-04 09:47:14,365 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33.
[2018-10-04 09:47:14,366 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 33 states.
[2018-10-04 09:47:14,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions.
[2018-10-04 09:47:14,369 INFO  L78                 Accepts]: Start accepts. Automaton has 33 states and 47 transitions. Word has length 17
[2018-10-04 09:47:14,369 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:14,369 INFO  L480      AbstractCegarLoop]: Abstraction has 33 states and 47 transitions.
[2018-10-04 09:47:14,369 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-04 09:47:14,370 INFO  L276                IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions.
[2018-10-04 09:47:14,370 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-10-04 09:47:14,370 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:14,370 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-04 09:47:14,371 INFO  L423      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:14,371 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:14,371 INFO  L82        PathProgramCache]: Analyzing trace with hash -1341078713, now seen corresponding path program 1 times
[2018-10-04 09:47:14,371 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:14,371 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:14,374 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,374 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:14,374 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:14,463 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-04 09:47:14,463 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:14,464 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-10-04 09:47:14,466 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-04 09:47:14,466 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-04 09:47:14,466 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:14,467 INFO  L87              Difference]: Start difference. First operand 33 states and 47 transitions. Second operand 3 states.
[2018-10-04 09:47:14,512 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:14,512 INFO  L93              Difference]: Finished difference Result 97 states and 139 transitions.
[2018-10-04 09:47:14,513 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-04 09:47:14,513 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 17
[2018-10-04 09:47:14,513 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:14,515 INFO  L225             Difference]: With dead ends: 97
[2018-10-04 09:47:14,515 INFO  L226             Difference]: Without dead ends: 65
[2018-10-04 09:47:14,516 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime 1
[2018-10-04 09:47:14,516 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2018-10-04 09:47:14,532 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63.
[2018-10-04 09:47:14,533 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 63 states.
[2018-10-04 09:47:14,535 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions.
[2018-10-04 09:47:14,535 INFO  L78                 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 17
[2018-10-04 09:47:14,536 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:14,536 INFO  L480      AbstractCegarLoop]: Abstraction has 63 states and 90 transitions.
[2018-10-04 09:47:14,536 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-04 09:47:14,536 INFO  L276                IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions.
[2018-10-04 09:47:14,537 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-10-04 09:47:14,537 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:14,537 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-04 09:47:14,538 INFO  L423      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:14,538 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:14,538 INFO  L82        PathProgramCache]: Analyzing trace with hash -754272699, now seen corresponding path program 1 times
[2018-10-04 09:47:14,538 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:14,538 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:14,541 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,541 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:14,541 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,565 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:14,667 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-04 09:47:14,668 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:14,668 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-10-04 09:47:14,668 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-04 09:47:14,669 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-04 09:47:14,669 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:14,669 INFO  L87              Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 3 states.
[2018-10-04 09:47:14,742 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:14,742 INFO  L93              Difference]: Finished difference Result 187 states and 268 transitions.
[2018-10-04 09:47:14,743 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-04 09:47:14,743 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 17
[2018-10-04 09:47:14,744 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:14,747 INFO  L225             Difference]: With dead ends: 187
[2018-10-04 09:47:14,747 INFO  L226             Difference]: Without dead ends: 125
[2018-10-04 09:47:14,748 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime 1
[2018-10-04 09:47:14,749 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2018-10-04 09:47:14,784 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123.
[2018-10-04 09:47:14,784 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 123 states.
[2018-10-04 09:47:14,790 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 174 transitions.
[2018-10-04 09:47:14,795 INFO  L78                 Accepts]: Start accepts. Automaton has 123 states and 174 transitions. Word has length 17
[2018-10-04 09:47:14,795 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:14,795 INFO  L480      AbstractCegarLoop]: Abstraction has 123 states and 174 transitions.
[2018-10-04 09:47:14,796 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-04 09:47:14,796 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 174 transitions.
[2018-10-04 09:47:14,796 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-10-04 09:47:14,798 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:14,798 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-04 09:47:14,800 INFO  L423      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:14,801 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:14,801 INFO  L82        PathProgramCache]: Analyzing trace with hash -53208121, now seen corresponding path program 1 times
[2018-10-04 09:47:14,801 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:14,802 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:14,805 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,805 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:14,805 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:14,851 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:14,935 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-04 09:47:14,935 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:14,935 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-10-04 09:47:14,936 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-04 09:47:14,936 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-04 09:47:14,936 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:14,937 INFO  L87              Difference]: Start difference. First operand 123 states and 174 transitions. Second operand 3 states.
[2018-10-04 09:47:15,022 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:15,022 INFO  L93              Difference]: Finished difference Result 367 states and 520 transitions.
[2018-10-04 09:47:15,023 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-04 09:47:15,023 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 17
[2018-10-04 09:47:15,025 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:15,030 INFO  L225             Difference]: With dead ends: 367
[2018-10-04 09:47:15,030 INFO  L226             Difference]: Without dead ends: 245
[2018-10-04 09:47:15,036 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime 1
[2018-10-04 09:47:15,037 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 245 states.
[2018-10-04 09:47:15,090 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 243.
[2018-10-04 09:47:15,091 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 243 states.
[2018-10-04 09:47:15,095 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 338 transitions.
[2018-10-04 09:47:15,095 INFO  L78                 Accepts]: Start accepts. Automaton has 243 states and 338 transitions. Word has length 17
[2018-10-04 09:47:15,096 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:15,096 INFO  L480      AbstractCegarLoop]: Abstraction has 243 states and 338 transitions.
[2018-10-04 09:47:15,096 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-04 09:47:15,096 INFO  L276                IsEmpty]: Start isEmpty. Operand 243 states and 338 transitions.
[2018-10-04 09:47:15,097 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-10-04 09:47:15,097 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:15,097 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-04 09:47:15,097 INFO  L423      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:15,098 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:15,098 INFO  L82        PathProgramCache]: Analyzing trace with hash 1721799241, now seen corresponding path program 1 times
[2018-10-04 09:47:15,098 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:15,098 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:15,100 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:15,101 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:15,101 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:15,129 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:15,282 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-04 09:47:15,282 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:15,283 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2018-10-04 09:47:15,283 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-10-04 09:47:15,283 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-10-04 09:47:15,283 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:15,284 INFO  L87              Difference]: Start difference. First operand 243 states and 338 transitions. Second operand 4 states.
[2018-10-04 09:47:15,519 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:15,520 INFO  L93              Difference]: Finished difference Result 517 states and 707 transitions.
[2018-10-04 09:47:15,520 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-10-04 09:47:15,521 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 17
[2018-10-04 09:47:15,521 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:15,525 INFO  L225             Difference]: With dead ends: 517
[2018-10-04 09:47:15,525 INFO  L226             Difference]: Without dead ends: 515
[2018-10-04 09:47:15,526 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time 0.0s impTime 3
[2018-10-04 09:47:15,528 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 515 states.
[2018-10-04 09:47:15,598 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 275.
[2018-10-04 09:47:15,598 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 275 states.
[2018-10-04 09:47:15,605 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 370 transitions.
[2018-10-04 09:47:15,609 INFO  L78                 Accepts]: Start accepts. Automaton has 275 states and 370 transitions. Word has length 17
[2018-10-04 09:47:15,609 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:15,609 INFO  L480      AbstractCegarLoop]: Abstraction has 275 states and 370 transitions.
[2018-10-04 09:47:15,609 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-10-04 09:47:15,610 INFO  L276                IsEmpty]: Start isEmpty. Operand 275 states and 370 transitions.
[2018-10-04 09:47:15,610 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-10-04 09:47:15,611 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:15,611 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-04 09:47:15,611 INFO  L423      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:15,611 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:15,612 INFO  L82        PathProgramCache]: Analyzing trace with hash 1721858823, now seen corresponding path program 1 times
[2018-10-04 09:47:15,612 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:15,612 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:15,614 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:15,614 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:15,614 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:15,636 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:15,813 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-04 09:47:15,813 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:15,813 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-10-04 09:47:15,813 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-10-04 09:47:15,814 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-10-04 09:47:15,814 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:15,814 INFO  L87              Difference]: Start difference. First operand 275 states and 370 transitions. Second operand 4 states.
[2018-10-04 09:47:16,148 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:16,148 INFO  L93              Difference]: Finished difference Result 879 states and 1193 transitions.
[2018-10-04 09:47:16,150 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2018-10-04 09:47:16,150 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 17
[2018-10-04 09:47:16,151 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:16,154 INFO  L225             Difference]: With dead ends: 879
[2018-10-04 09:47:16,155 INFO  L226             Difference]: Without dead ends: 605
[2018-10-04 09:47:16,156 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time 0.0s impTime 2
[2018-10-04 09:47:16,158 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 605 states.
[2018-10-04 09:47:16,273 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 605.
[2018-10-04 09:47:16,273 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 605 states.
[2018-10-04 09:47:16,276 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 776 transitions.
[2018-10-04 09:47:16,276 INFO  L78                 Accepts]: Start accepts. Automaton has 605 states and 776 transitions. Word has length 17
[2018-10-04 09:47:16,277 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:16,277 INFO  L480      AbstractCegarLoop]: Abstraction has 605 states and 776 transitions.
[2018-10-04 09:47:16,277 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-10-04 09:47:16,277 INFO  L276                IsEmpty]: Start isEmpty. Operand 605 states and 776 transitions.
[2018-10-04 09:47:16,287 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2018-10-04 09:47:16,287 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:16,287 INFO  L375         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1]
[2018-10-04 09:47:16,288 INFO  L423      AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:16,288 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:16,288 INFO  L82        PathProgramCache]: Analyzing trace with hash 868944887, now seen corresponding path program 1 times
[2018-10-04 09:47:16,288 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:16,289 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:16,290 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:16,290 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:16,291 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:16,325 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:16,445 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.
[2018-10-04 09:47:16,445 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:16,446 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-10-04 09:47:16,446 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-04 09:47:16,446 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-04 09:47:16,447 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:16,447 INFO  L87              Difference]: Start difference. First operand 605 states and 776 transitions. Second operand 3 states.
[2018-10-04 09:47:16,729 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:16,729 INFO  L93              Difference]: Finished difference Result 1809 states and 2322 transitions.
[2018-10-04 09:47:16,730 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-04 09:47:16,730 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 62
[2018-10-04 09:47:16,730 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:16,737 INFO  L225             Difference]: With dead ends: 1809
[2018-10-04 09:47:16,737 INFO  L226             Difference]: Without dead ends: 1207
[2018-10-04 09:47:16,739 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime 1
[2018-10-04 09:47:16,740 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1207 states.
[2018-10-04 09:47:16,956 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1205.
[2018-10-04 09:47:16,957 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1205 states.
[2018-10-04 09:47:16,962 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1508 transitions.
[2018-10-04 09:47:16,962 INFO  L78                 Accepts]: Start accepts. Automaton has 1205 states and 1508 transitions. Word has length 62
[2018-10-04 09:47:16,962 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:16,963 INFO  L480      AbstractCegarLoop]: Abstraction has 1205 states and 1508 transitions.
[2018-10-04 09:47:16,963 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-04 09:47:16,963 INFO  L276                IsEmpty]: Start isEmpty. Operand 1205 states and 1508 transitions.
[2018-10-04 09:47:16,967 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2018-10-04 09:47:16,968 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:16,968 INFO  L375         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1]
[2018-10-04 09:47:16,968 INFO  L423      AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:16,968 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:16,969 INFO  L82        PathProgramCache]: Analyzing trace with hash 2034253683, now seen corresponding path program 1 times
[2018-10-04 09:47:16,969 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:16,969 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:16,970 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:16,971 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:16,971 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:17,007 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:17,420 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked.
[2018-10-04 09:47:17,420 INFO  L300   seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more.
[2018-10-04 09:47:17,420 INFO  L227   ckRefinementStrategy]: Switched to mode Z3_FP
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000
[2018-10-04 09:47:17,444 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:17,562 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:17,574 INFO  L273         TraceCheckSpWp]: Computing forward predicates...
[2018-10-04 09:47:18,362 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked.
[2018-10-04 09:47:18,396 INFO  L312   seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2018-10-04 09:47:18,396 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6
[2018-10-04 09:47:18,397 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2018-10-04 09:47:18,397 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2018-10-04 09:47:18,397 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:18,398 INFO  L87              Difference]: Start difference. First operand 1205 states and 1508 transitions. Second operand 7 states.
[2018-10-04 09:47:20,224 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:20,224 INFO  L93              Difference]: Finished difference Result 1889 states and 2370 transitions.
[2018-10-04 09:47:20,225 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2018-10-04 09:47:20,225 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 62
[2018-10-04 09:47:20,225 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:20,232 INFO  L225             Difference]: With dead ends: 1889
[2018-10-04 09:47:20,232 INFO  L226             Difference]: Without dead ends: 991
[2018-10-04 09:47:20,234 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 59 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s Time 0.5s impTime 8
[2018-10-04 09:47:20,234 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 991 states.
[2018-10-04 09:47:20,459 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 725.
[2018-10-04 09:47:20,459 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 725 states.
[2018-10-04 09:47:20,462 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 892 transitions.
[2018-10-04 09:47:20,462 INFO  L78                 Accepts]: Start accepts. Automaton has 725 states and 892 transitions. Word has length 62
[2018-10-04 09:47:20,462 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:20,463 INFO  L480      AbstractCegarLoop]: Abstraction has 725 states and 892 transitions.
[2018-10-04 09:47:20,463 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2018-10-04 09:47:20,463 INFO  L276                IsEmpty]: Start isEmpty. Operand 725 states and 892 transitions.
[2018-10-04 09:47:20,465 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2018-10-04 09:47:20,465 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-04 09:47:20,466 INFO  L375         BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1]
[2018-10-04 09:47:20,466 INFO  L423      AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2018-10-04 09:47:20,466 INFO  L104      BPredicateUnifier]: Initialized predicate-trie based predicate unifier
[2018-10-04 09:47:20,466 INFO  L82        PathProgramCache]: Analyzing trace with hash 1342683145, now seen corresponding path program 2 times
[2018-10-04 09:47:20,466 INFO  L227   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-04 09:47:20,467 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-04 09:47:20,468 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:20,468 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-04 09:47:20,469 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-04 09:47:20,495 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-04 09:47:20,597 INFO  L134       CoverageAnalysis]: Checked inductivity of 150 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked.
[2018-10-04 09:47:20,597 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-04 09:47:20,598 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-10-04 09:47:20,598 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-04 09:47:20,598 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-04 09:47:20,599 INFO  L146   InterpolantAutomaton]: No coverage relation statistics for ImplicationMap
[2018-10-04 09:47:20,599 INFO  L87              Difference]: Start difference. First operand 725 states and 892 transitions. Second operand 3 states.
[2018-10-04 09:47:20,640 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-04 09:47:20,640 INFO  L93              Difference]: Finished difference Result 749 states and 917 transitions.
[2018-10-04 09:47:20,641 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-04 09:47:20,641 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 77
[2018-10-04 09:47:20,641 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-04 09:47:20,641 INFO  L225             Difference]: With dead ends: 749
[2018-10-04 09:47:20,642 INFO  L226             Difference]: Without dead ends: 0
[2018-10-04 09:47:20,643 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime 1
[2018-10-04 09:47:20,643 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2018-10-04 09:47:20,643 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2018-10-04 09:47:20,643 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2018-10-04 09:47:20,643 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2018-10-04 09:47:20,644 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77
[2018-10-04 09:47:20,644 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-04 09:47:20,644 INFO  L480      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2018-10-04 09:47:20,644 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-04 09:47:20,644 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2018-10-04 09:47:20,644 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2018-10-04 09:47:20,649 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2018-10-04 09:47:20,680 WARN  L250   erpolLogProxyWrapper]: Already inconsistent.
[2018-10-04 09:47:20,970 WARN  L178               SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 30
[2018-10-04 09:47:21,940 WARN  L178               SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44
[2018-10-04 09:47:22,378 WARN  L178               SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27
[2018-10-04 09:47:22,906 WARN  L178               SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27
[2018-10-04 09:47:23,415 WARN  L178               SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44
[2018-10-04 09:47:23,669 INFO  L421   ceAbstractionStarter]: At program point  L320(lines 313 321)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,670 INFO  L421   ceAbstractionStarter]: At program point  L411(lines 407 418)  the Hoare annotation is:  (and (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,670 INFO  L421   ceAbstractionStarter]: At program point  L279(lines 279 291)  the Hoare annotation is:  (let ((.cse0 (<= 0 ~send5)) (.cse1 (= 0 (+ ~nomsg 1))) (.cse2 (<= ~r1 (* 256 (div ~r1 256)))) (.cse4 (<= ~send5 127))) (or (and .cse0 (<= 1 ~mode1) (<= ~mode1 1) .cse1 .cse2 (exists ((v_prenex_1 Int)) (let ((.cse3 (mod v_prenex_1 256))) (and (= .cse3 ~p5_old) (<= .cse3 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) .cse4) (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (= ~mode1 (* 256 (div ~mode1 256))) .cse0 (= ~mode2 (* 256 (div ~mode2 256))) .cse1 .cse2 .cse4)))
[2018-10-04 09:47:23,670 INFO  L421   ceAbstractionStarter]: At program point  L432(lines 432 439)  the Hoare annotation is:  (and (<= ULTIMATE.start_assert_~arg 1) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= 1 ULTIMATE.start_check_~tmp~107) (= 0 (+ ~nomsg 1)) (<= 1 ULTIMATE.start_assert_~arg) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,670 INFO  L421   ceAbstractionStarter]: At program point  L325(lines 325 335)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,671 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.startENTRY(lines 81 444)  no Hoare annotation was computed.
[2018-10-04 09:47:23,671 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.startFINAL(lines 81 444)  no Hoare annotation was computed.
[2018-10-04 09:47:23,671 INFO  L421   ceAbstractionStarter]: At program point  L441(lines 272 441)  the Hoare annotation is:  (let ((.cse0 (<= 0 ~send5)) (.cse1 (= 0 (+ ~nomsg 1))) (.cse2 (<= ~r1 (* 256 (div ~r1 256)))) (.cse4 (<= ~send5 127))) (or (and .cse0 (<= 1 ~mode1) (<= ~mode1 1) .cse1 .cse2 (exists ((v_prenex_1 Int)) (let ((.cse3 (mod v_prenex_1 256))) (and (= .cse3 ~p5_old) (<= .cse3 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) .cse4) (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (= ~mode1 (* 256 (div ~mode1 256))) .cse0 (= ~mode2 (* 256 (div ~mode2 256))) .cse1 .cse2 .cse4)))
[2018-10-04 09:47:23,671 INFO  L421   ceAbstractionStarter]: At program point  L342(lines 334 343)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,671 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.startEXIT(lines 81 444)  no Hoare annotation was computed.
[2018-10-04 09:47:23,672 INFO  L421   ceAbstractionStarter]: At program point  L347(lines 347 357)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,672 INFO  L421   ceAbstractionStarter]: At program point  L438(lines 438 442)  the Hoare annotation is:  false
[2018-10-04 09:47:23,672 INFO  L421   ceAbstractionStarter]: At program point  L364(lines 356 365)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,672 INFO  L421   ceAbstractionStarter]: At program point  L298(lines 290 299)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= ~mode2 (* 256 (div ~mode2 256))) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,672 INFO  L421   ceAbstractionStarter]: At program point  L422(lines 417 423)  the Hoare annotation is:  (and (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= 1 ULTIMATE.start_check_~tmp~107) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,673 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 443)  no Hoare annotation was computed.
[2018-10-04 09:47:23,673 INFO  L421   ceAbstractionStarter]: At program point  L402(lines 402 408)  the Hoare annotation is:  (and (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,673 INFO  L421   ceAbstractionStarter]: At program point  L369(lines 369 379)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,673 INFO  L421   ceAbstractionStarter]: At program point  L303(lines 303 314)  the Hoare annotation is:  (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= ~mode2 (* 256 (div ~mode2 256))) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127))
[2018-10-04 09:47:23,673 INFO  L421   ceAbstractionStarter]: At program point  L386(lines 378 387)  the Hoare annotation is:  (and (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= ~p5_new .cse0) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= ~send5 127))
[2018-10-04 09:47:23,687 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,688 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,688 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,688 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,691 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,692 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,692 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,692 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,693 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,694 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,694 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,694 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,695 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,695 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,696 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,696 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,700 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,700 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,700 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,701 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,702 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,702 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,702 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,703 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,704 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,705 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,705 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,705 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,707 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,707 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,708 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,708 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,709 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,710 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,710 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,710 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,712 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,712 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,712 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,712 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,714 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,714 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,715 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,715 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,716 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,716 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,717 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,717 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,718 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,719 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,719 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,719 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,721 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,721 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,721 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,721 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,724 INFO  L202        PluginConnector]: Adding new model pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.10 09:47:23 BoogieIcfgContainer
[2018-10-04 09:47:23,724 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-10-04 09:47:23,725 INFO  L168              Benchmark]: Toolchain (without parser) took 10736.45 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 36.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 237.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 7.1 GB.
[2018-10-04 09:47:23,727 INFO  L168              Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-10-04 09:47:23,728 INFO  L168              Benchmark]: Boogie Procedure Inliner took 59.25 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-10-04 09:47:23,729 INFO  L168              Benchmark]: Boogie Preprocessor took 58.57 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-10-04 09:47:23,729 INFO  L168              Benchmark]: RCFGBuilder took 726.95 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB.
[2018-10-04 09:47:23,730 INFO  L168              Benchmark]: TraceAbstraction took 9887.48 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 36.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 195.5 MB). Peak memory consumption was 231.6 MB. Max. memory is 7.1 GB.
[2018-10-04 09:47:23,736 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 59.25 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 58.57 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
 * RCFGBuilder took 726.95 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 9887.48 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 36.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 195.5 MB). Peak memory consumption was 231.6 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor:
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
  - GenericResult: Unfinished Backtranslation
    Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 443]: assertion always holds
    For all program executions holds that assertion always holds at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 303]: Loop Invariant
    Derived loop invariant: (((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && ~mode2 == 256 * (~mode2 / 256)) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 272]: Loop Invariant
[2018-10-04 09:47:23,749 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,750 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,750 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,750 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,751 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,752 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,752 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,752 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: ((((((0 <= ~send5 && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~send5 <= 127) || (((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && ~mode1 == 256 * (~mode1 / 256)) && 0 <= ~send5) && ~mode2 == 256 * (~mode2 / 256)) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127)
  - InvariantResult [Line: 378]: Loop Invariant
[2018-10-04 09:47:23,753 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,753 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,753 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,753 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,754 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,754 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,755 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,755 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: (((((0 <= ~send5 && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && (exists v_prenex_1 : int :: ((~p5_new == v_prenex_1 % 256 && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~send5 <= 127
  - InvariantResult [Line: 356]: Loop Invariant
    Derived loop invariant: (((((~mode5 == 256 * (~mode5 / 256) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 334]: Loop Invariant
    Derived loop invariant: (((((~mode5 == 256 * (~mode5 / 256) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 438]: Loop Invariant
    Derived loop invariant: false
  - InvariantResult [Line: 313]: Loop Invariant
    Derived loop invariant: ((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 290]: Loop Invariant
    Derived loop invariant: (((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && ~mode2 == 256 * (~mode2 / 256)) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 402]: Loop Invariant
[2018-10-04 09:47:23,758 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,758 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,758 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,758 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,759 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,759 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,759 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,759 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: (((((0 <= ~send5 && 1 <= ~mode1) && ~mode1 <= 1) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 279]: Loop Invariant
[2018-10-04 09:47:23,760 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,760 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,761 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,761 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,762 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,762 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,762 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,762 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: ((((((0 <= ~send5 && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~send5 <= 127) || (((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && ~mode1 == 256 * (~mode1 / 256)) && 0 <= ~send5) && ~mode2 == 256 * (~mode2 / 256)) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127)
  - InvariantResult [Line: 369]: Loop Invariant
    Derived loop invariant: (((((~mode5 == 256 * (~mode5 / 256) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 417]: Loop Invariant
[2018-10-04 09:47:23,764 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,764 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,764 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,764 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,765 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,765 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,765 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,765 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: ((((((0 <= ~send5 && 1 <= ~mode1) && ~mode1 <= 1) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && 1 <= check_~tmp~107) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 347]: Loop Invariant
    Derived loop invariant: (((((~mode5 == 256 * (~mode5 / 256) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 407]: Loop Invariant
[2018-10-04 09:47:23,766 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,767 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,767 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,767 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,768 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,768 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,768 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,768 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: (((((0 <= ~send5 && 1 <= ~mode1) && ~mode1 <= 1) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 432]: Loop Invariant
[2018-10-04 09:47:23,769 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,769 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,769 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,770 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,770 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,771 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,771 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
[2018-10-04 09:47:23,771 WARN  L390   cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED]
    Derived loop invariant: ((((((((assert_~arg <= 1 && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && 1 <= check_~tmp~107) && 0 == ~nomsg + 1) && 1 <= assert_~arg) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - InvariantResult [Line: 325]: Loop Invariant
    Derived loop invariant: ((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 1 procedures, 20 locations, 1 error locations. SAFE Result, 9.7s OverallTime, 9 OverallIterations, 5 TraceHistogramMax, 3.0s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 293 SDtfs, 213 SDslu, 218 SDs, 0 SdLazy, 138 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 70 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1205occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 516 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 16 PreInvPairs, 42 NumberOfFragments, 708 HoareAnnotationTreeSize, 16 FomulaSimplifications, 1326 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 147 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 365 NumberOfCodeBlocks, 365 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 355 ConstructedInterpolants, 7 QuantifiedInterpolants, 96978 SizeOfPredicates, 4 NumberOfNonLiveVariables, 491 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 416/420 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-10-04_09-47-23-777.csv
Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr.5.ufo.UNBOUNDED.pals.c_19.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-04_09-47-23-777.csv
Received shutdown request...