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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/s3_clnt_3.cil.c_21.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 23:42:47,604 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 23:42:47,606 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 23:42:47,617 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-09-30 23:42:47,651 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-30 23:42:47,679 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 23:42:47,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 23:42:47,681 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 23:42:47,681 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 23:42:47,682 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 23:42:47,682 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 23:42:47,682 INFO L133 SettingsManager]: * Use SBE=true [2018-09-30 23:42:47,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 23:42:47,683 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 23:42:47,683 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 23:42:47,683 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 23:42:47,684 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 23:42:47,685 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 23:42:47,685 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 23:42:47,685 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 23:42:47,685 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 23:42:47,685 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 23:42:47,685 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 23:42:47,686 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 23:42:47,686 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-30 23:42:47,686 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 23:42:47,686 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-30 23:42:47,688 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-30 23:42:47,688 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 23:42:47,688 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 23:42:47,688 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 23:42:47,688 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-30 23:42:47,689 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 23:42:47,689 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 23:42:47,689 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 23:42:47,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 23:42:47,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 23:42:47,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 23:42:47,778 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 23:42:47,778 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 23:42:47,779 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/s3_clnt_3.cil.c_21.bpl [2018-09-30 23:42:47,780 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/s3_clnt_3.cil.c_21.bpl' [2018-09-30 23:42:47,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 23:42:47,893 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 23:42:47,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 23:42:47,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 23:42:47,894 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 23:42:47,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:47,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:47,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 23:42:47,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 23:42:47,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 23:42:47,951 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 23:42:47,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:47,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:47,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:47,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:47,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:48,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:48,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/1) ... [2018-09-30 23:42:48,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 23:42:48,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 23:42:48,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 23:42:48,017 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 23:42:48,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (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 [2018-09-30 23:42:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 23:42:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 23:42:48,808 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 23:42:48,809 INFO L202 PluginConnector]: Adding new model s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:42:48 BoogieIcfgContainer [2018-09-30 23:42:48,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 23:42:48,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-30 23:42:48,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-30 23:42:48,814 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-30 23:42:48,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:42:47" (1/2) ... [2018-09-30 23:42:48,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33486ec5 and model type s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.09 11:42:48, skipping insertion in model container [2018-09-30 23:42:48,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:42:48" (2/2) ... [2018-09-30 23:42:48,818 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.cil.c_21.bpl [2018-09-30 23:42:48,828 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-30 23:42:48,841 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-30 23:42:48,908 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-30 23:42:48,909 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-30 23:42:48,909 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-30 23:42:48,909 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-30 23:42:48,910 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-30 23:42:48,910 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-30 23:42:48,910 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-30 23:42:48,910 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-30 23:42:48,910 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-30 23:42:48,932 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-09-30 23:42:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 23:42:48,947 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:48,948 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:48,949 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:48,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:48,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1918575661, now seen corresponding path program 1 times [2018-09-30 23:42:48,959 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:48,959 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:49,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:49,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:49,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 23:42:49,216 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:49,216 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:49,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:49,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:49,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:49,240 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 3 states. [2018-09-30 23:42:49,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:49,547 INFO L93 Difference]: Finished difference Result 51 states and 85 transitions. [2018-09-30 23:42:49,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:49,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-09-30 23:42:49,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:49,561 INFO L225 Difference]: With dead ends: 51 [2018-09-30 23:42:49,561 INFO L226 Difference]: Without dead ends: 30 [2018-09-30 23:42:49,566 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:49,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-09-30 23:42:49,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-09-30 23:42:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-09-30 23:42:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 48 transitions. [2018-09-30 23:42:49,615 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 48 transitions. Word has length 10 [2018-09-30 23:42:49,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:49,615 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 48 transitions. [2018-09-30 23:42:49,615 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:49,616 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2018-09-30 23:42:49,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 23:42:49,617 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:49,617 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:49,617 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:49,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:49,618 INFO L82 PathProgramCache]: Analyzing trace with hash -469243037, now seen corresponding path program 1 times [2018-09-30 23:42:49,618 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:49,618 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:49,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:49,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:49,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:49,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 23:42:49,703 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:49,704 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:49,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:49,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:49,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:49,706 INFO L87 Difference]: Start difference. First operand 30 states and 48 transitions. Second operand 3 states. [2018-09-30 23:42:49,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:49,915 INFO L93 Difference]: Finished difference Result 73 states and 119 transitions. [2018-09-30 23:42:49,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:49,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-09-30 23:42:49,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:49,917 INFO L225 Difference]: With dead ends: 73 [2018-09-30 23:42:49,917 INFO L226 Difference]: Without dead ends: 44 [2018-09-30 23:42:49,919 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:49,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-09-30 23:42:49,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-09-30 23:42:49,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-09-30 23:42:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 70 transitions. [2018-09-30 23:42:49,930 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 70 transitions. Word has length 19 [2018-09-30 23:42:49,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:49,930 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 70 transitions. [2018-09-30 23:42:49,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:49,931 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-09-30 23:42:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 23:42:49,932 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:49,932 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:49,934 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:49,934 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:49,935 INFO L82 PathProgramCache]: Analyzing trace with hash -215353290, now seen corresponding path program 1 times [2018-09-30 23:42:49,935 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:49,935 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:49,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:49,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:49,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 23:42:50,040 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:50,040 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:50,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:50,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:50,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:50,041 INFO L87 Difference]: Start difference. First operand 44 states and 70 transitions. Second operand 3 states. [2018-09-30 23:42:50,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:50,328 INFO L93 Difference]: Finished difference Result 100 states and 161 transitions. [2018-09-30 23:42:50,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:50,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-09-30 23:42:50,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:50,330 INFO L225 Difference]: With dead ends: 100 [2018-09-30 23:42:50,331 INFO L226 Difference]: Without dead ends: 57 [2018-09-30 23:42:50,332 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:50,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-09-30 23:42:50,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-09-30 23:42:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-09-30 23:42:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 91 transitions. [2018-09-30 23:42:50,344 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 91 transitions. Word has length 22 [2018-09-30 23:42:50,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:50,345 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 91 transitions. [2018-09-30 23:42:50,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2018-09-30 23:42:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 23:42:50,346 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:50,346 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:50,347 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:50,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:50,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1101636687, now seen corresponding path program 1 times [2018-09-30 23:42:50,347 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:50,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:50,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:50,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:50,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:50,406 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-09-30 23:42:50,407 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:50,407 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:50,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:50,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:50,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:50,408 INFO L87 Difference]: Start difference. First operand 57 states and 91 transitions. Second operand 3 states. [2018-09-30 23:42:50,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:50,855 INFO L93 Difference]: Finished difference Result 119 states and 191 transitions. [2018-09-30 23:42:50,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:50,855 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-09-30 23:42:50,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:50,857 INFO L225 Difference]: With dead ends: 119 [2018-09-30 23:42:50,857 INFO L226 Difference]: Without dead ends: 63 [2018-09-30 23:42:50,859 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:50,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-09-30 23:42:50,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-09-30 23:42:50,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-09-30 23:42:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 97 transitions. [2018-09-30 23:42:50,872 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 97 transitions. Word has length 27 [2018-09-30 23:42:50,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:50,873 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 97 transitions. [2018-09-30 23:42:50,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2018-09-30 23:42:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 23:42:50,874 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:50,874 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:50,875 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:50,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:50,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1650874841, now seen corresponding path program 1 times [2018-09-30 23:42:50,875 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:50,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:50,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:50,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:50,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:50,944 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-09-30 23:42:50,945 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:50,945 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:50,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:50,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:50,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:50,946 INFO L87 Difference]: Start difference. First operand 63 states and 97 transitions. Second operand 3 states. [2018-09-30 23:42:51,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:51,083 INFO L93 Difference]: Finished difference Result 130 states and 201 transitions. [2018-09-30 23:42:51,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:51,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-09-30 23:42:51,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:51,086 INFO L225 Difference]: With dead ends: 130 [2018-09-30 23:42:51,086 INFO L226 Difference]: Without dead ends: 68 [2018-09-30 23:42:51,087 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:51,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-09-30 23:42:51,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-09-30 23:42:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-09-30 23:42:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 100 transitions. [2018-09-30 23:42:51,099 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 100 transitions. Word has length 34 [2018-09-30 23:42:51,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:51,099 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 100 transitions. [2018-09-30 23:42:51,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:51,100 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2018-09-30 23:42:51,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 23:42:51,101 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:51,101 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:51,101 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:51,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:51,102 INFO L82 PathProgramCache]: Analyzing trace with hash -23931843, now seen corresponding path program 1 times [2018-09-30 23:42:51,102 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:51,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:51,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:51,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:51,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 23:42:51,203 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:51,203 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:51,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:51,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:51,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:51,204 INFO L87 Difference]: Start difference. First operand 68 states and 100 transitions. Second operand 3 states. [2018-09-30 23:42:51,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:51,628 INFO L93 Difference]: Finished difference Result 151 states and 224 transitions. [2018-09-30 23:42:51,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:51,629 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-09-30 23:42:51,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:51,630 INFO L225 Difference]: With dead ends: 151 [2018-09-30 23:42:51,630 INFO L226 Difference]: Without dead ends: 83 [2018-09-30 23:42:51,631 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:51,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-09-30 23:42:51,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-09-30 23:42:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-09-30 23:42:51,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2018-09-30 23:42:51,647 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 34 [2018-09-30 23:42:51,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:51,648 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2018-09-30 23:42:51,648 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2018-09-30 23:42:51,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 23:42:51,649 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:51,650 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:51,650 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:51,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:51,650 INFO L82 PathProgramCache]: Analyzing trace with hash -870093467, now seen corresponding path program 1 times [2018-09-30 23:42:51,650 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:51,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:51,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:51,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:51,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-09-30 23:42:51,724 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:51,724 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 23:42:51,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:51,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:51,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:51,725 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand 3 states. [2018-09-30 23:42:51,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:51,906 INFO L93 Difference]: Finished difference Result 169 states and 249 transitions. [2018-09-30 23:42:51,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:51,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2018-09-30 23:42:51,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:51,910 INFO L225 Difference]: With dead ends: 169 [2018-09-30 23:42:51,910 INFO L226 Difference]: Without dead ends: 87 [2018-09-30 23:42:51,911 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:51,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-09-30 23:42:51,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-09-30 23:42:51,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-09-30 23:42:51,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 121 transitions. [2018-09-30 23:42:51,938 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 121 transitions. Word has length 38 [2018-09-30 23:42:51,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:51,938 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 121 transitions. [2018-09-30 23:42:51,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:51,938 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 121 transitions. [2018-09-30 23:42:51,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 23:42:51,943 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:51,943 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 5, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:51,944 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:51,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:51,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1006859965, now seen corresponding path program 1 times [2018-09-30 23:42:51,946 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:51,947 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:51,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:51,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:51,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-30 23:42:52,076 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:52,076 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 23:42:52,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:52,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:52,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:52,078 INFO L87 Difference]: Start difference. First operand 87 states and 121 transitions. Second operand 3 states. [2018-09-30 23:42:52,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:52,248 INFO L93 Difference]: Finished difference Result 252 states and 353 transitions. [2018-09-30 23:42:52,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:52,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-09-30 23:42:52,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:52,253 INFO L225 Difference]: With dead ends: 252 [2018-09-30 23:42:52,253 INFO L226 Difference]: Without dead ends: 166 [2018-09-30 23:42:52,254 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:52,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-09-30 23:42:52,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2018-09-30 23:42:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-09-30 23:42:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 230 transitions. [2018-09-30 23:42:52,300 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 230 transitions. Word has length 41 [2018-09-30 23:42:52,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:52,304 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 230 transitions. [2018-09-30 23:42:52,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 230 transitions. [2018-09-30 23:42:52,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 23:42:52,306 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:52,306 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 5, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:52,311 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:52,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:52,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1429561791, now seen corresponding path program 1 times [2018-09-30 23:42:52,311 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:52,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:52,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:52,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:52,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:52,428 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-09-30 23:42:52,428 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:52,428 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 23:42:52,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:52,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:52,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:52,432 INFO L87 Difference]: Start difference. First operand 166 states and 230 transitions. Second operand 3 states. [2018-09-30 23:42:52,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:52,629 INFO L93 Difference]: Finished difference Result 240 states and 334 transitions. [2018-09-30 23:42:52,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:52,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-09-30 23:42:52,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:52,631 INFO L225 Difference]: With dead ends: 240 [2018-09-30 23:42:52,632 INFO L226 Difference]: Without dead ends: 238 [2018-09-30 23:42:52,632 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:52,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-09-30 23:42:52,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 237. [2018-09-30 23:42:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-09-30 23:42:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 330 transitions. [2018-09-30 23:42:52,663 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 330 transitions. Word has length 41 [2018-09-30 23:42:52,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:52,663 INFO L480 AbstractCegarLoop]: Abstraction has 237 states and 330 transitions. [2018-09-30 23:42:52,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 330 transitions. [2018-09-30 23:42:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 23:42:52,666 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:52,666 INFO L375 BasicCegarLoop]: trace histogram [11, 10, 10, 9, 7, 5, 4, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:52,666 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:52,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:52,667 INFO L82 PathProgramCache]: Analyzing trace with hash -159729293, now seen corresponding path program 1 times [2018-09-30 23:42:52,667 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:52,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:52,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:52,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:52,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-09-30 23:42:52,732 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:52,732 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 23:42:52,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:52,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:52,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:52,733 INFO L87 Difference]: Start difference. First operand 237 states and 330 transitions. Second operand 3 states. [2018-09-30 23:42:53,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:53,137 INFO L93 Difference]: Finished difference Result 473 states and 659 transitions. [2018-09-30 23:42:53,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:53,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2018-09-30 23:42:53,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:53,139 INFO L225 Difference]: With dead ends: 473 [2018-09-30 23:42:53,139 INFO L226 Difference]: Without dead ends: 237 [2018-09-30 23:42:53,140 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:53,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-09-30 23:42:53,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2018-09-30 23:42:53,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-09-30 23:42:53,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 324 transitions. [2018-09-30 23:42:53,167 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 324 transitions. Word has length 91 [2018-09-30 23:42:53,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:53,167 INFO L480 AbstractCegarLoop]: Abstraction has 237 states and 324 transitions. [2018-09-30 23:42:53,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:53,167 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 324 transitions. [2018-09-30 23:42:53,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 23:42:53,169 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:53,169 INFO L375 BasicCegarLoop]: trace histogram [12, 11, 11, 10, 8, 6, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:53,170 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:53,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:53,170 INFO L82 PathProgramCache]: Analyzing trace with hash -2023902907, now seen corresponding path program 1 times [2018-09-30 23:42:53,170 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:53,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:53,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:53,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:53,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-09-30 23:42:53,244 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:53,244 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 23:42:53,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:53,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:53,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:53,245 INFO L87 Difference]: Start difference. First operand 237 states and 324 transitions. Second operand 3 states. [2018-09-30 23:42:53,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:53,373 INFO L93 Difference]: Finished difference Result 473 states and 647 transitions. [2018-09-30 23:42:53,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:53,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2018-09-30 23:42:53,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:53,378 INFO L225 Difference]: With dead ends: 473 [2018-09-30 23:42:53,378 INFO L226 Difference]: Without dead ends: 237 [2018-09-30 23:42:53,379 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:53,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-09-30 23:42:53,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2018-09-30 23:42:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-09-30 23:42:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 318 transitions. [2018-09-30 23:42:53,404 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 318 transitions. Word has length 100 [2018-09-30 23:42:53,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:53,405 INFO L480 AbstractCegarLoop]: Abstraction has 237 states and 318 transitions. [2018-09-30 23:42:53,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 318 transitions. [2018-09-30 23:42:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 23:42:53,407 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:53,407 INFO L375 BasicCegarLoop]: trace histogram [13, 12, 12, 11, 9, 7, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:53,407 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:53,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:53,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1040365903, now seen corresponding path program 1 times [2018-09-30 23:42:53,408 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:53,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:53,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:53,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:53,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-09-30 23:42:53,520 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:53,520 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 23:42:53,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:53,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:53,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:53,521 INFO L87 Difference]: Start difference. First operand 237 states and 318 transitions. Second operand 3 states. [2018-09-30 23:42:53,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:53,831 INFO L93 Difference]: Finished difference Result 500 states and 668 transitions. [2018-09-30 23:42:53,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:53,832 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-09-30 23:42:53,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:53,834 INFO L225 Difference]: With dead ends: 500 [2018-09-30 23:42:53,834 INFO L226 Difference]: Without dead ends: 264 [2018-09-30 23:42:53,835 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:53,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-09-30 23:42:53,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-09-30 23:42:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-09-30 23:42:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 345 transitions. [2018-09-30 23:42:53,862 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 345 transitions. Word has length 109 [2018-09-30 23:42:53,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:53,863 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 345 transitions. [2018-09-30 23:42:53,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:53,863 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 345 transitions. [2018-09-30 23:42:53,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 23:42:53,864 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:53,865 INFO L375 BasicCegarLoop]: trace histogram [14, 13, 13, 12, 10, 8, 6, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:53,865 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:53,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:53,865 INFO L82 PathProgramCache]: Analyzing trace with hash -2115374141, now seen corresponding path program 1 times [2018-09-30 23:42:53,866 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:53,866 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:53,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:53,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:53,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:53,975 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-09-30 23:42:53,975 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 23:42:53,975 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 23:42:53,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 23:42:53,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 23:42:53,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:53,977 INFO L87 Difference]: Start difference. First operand 264 states and 345 transitions. Second operand 3 states. [2018-09-30 23:42:54,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:54,157 INFO L93 Difference]: Finished difference Result 557 states and 728 transitions. [2018-09-30 23:42:54,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 23:42:54,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2018-09-30 23:42:54,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:54,159 INFO L225 Difference]: With dead ends: 557 [2018-09-30 23:42:54,159 INFO L226 Difference]: Without dead ends: 294 [2018-09-30 23:42:54,160 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-30 23:42:54,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-09-30 23:42:54,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2018-09-30 23:42:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-09-30 23:42:54,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 375 transitions. [2018-09-30 23:42:54,191 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 375 transitions. Word has length 118 [2018-09-30 23:42:54,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:54,191 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 375 transitions. [2018-09-30 23:42:54,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 23:42:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 375 transitions. [2018-09-30 23:42:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 23:42:54,193 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 23:42:54,194 INFO L375 BasicCegarLoop]: trace histogram [15, 14, 14, 13, 11, 9, 7, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 23:42:54,194 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 23:42:54,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 23:42:54,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1302152706, now seen corresponding path program 1 times [2018-09-30 23:42:54,195 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 23:42:54,195 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 23:42:54,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:54,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:54,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 23:42:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:54,342 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 339 proven. 5 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-09-30 23:42:54,342 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-30 23:42:54,342 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 [2018-09-30 23:42:54,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 23:42:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 23:42:54,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 23:42:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 339 proven. 5 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-09-30 23:42:54,584 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-09-30 23:42:54,584 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-09-30 23:42:54,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-30 23:42:54,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-30 23:42:54,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-30 23:42:54,586 INFO L87 Difference]: Start difference. First operand 294 states and 375 transitions. Second operand 4 states. [2018-09-30 23:42:55,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 23:42:55,551 INFO L93 Difference]: Finished difference Result 640 states and 800 transitions. [2018-09-30 23:42:55,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-30 23:42:55,552 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2018-09-30 23:42:55,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 23:42:55,552 INFO L225 Difference]: With dead ends: 640 [2018-09-30 23:42:55,552 INFO L226 Difference]: Without dead ends: 0 [2018-09-30 23:42:55,553 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-30 23:42:55,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-30 23:42:55,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-30 23:42:55,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-30 23:42:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-30 23:42:55,554 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 128 [2018-09-30 23:42:55,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 23:42:55,555 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-30 23:42:55,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-30 23:42:55,555 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-30 23:42:55,555 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-30 23:42:55,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-30 23:42:56,915 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2018-09-30 23:42:57,078 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 7 [2018-09-30 23:42:57,332 WARN L178 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2018-09-30 23:42:57,483 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2018-09-30 23:42:57,942 WARN L178 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2018-09-30 23:42:58,178 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 22 [2018-09-30 23:42:58,398 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 22 [2018-09-30 23:42:58,934 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2018-09-30 23:42:59,074 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 22 [2018-09-30 23:42:59,243 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2018-09-30 23:42:59,246 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 473) no Hoare annotation was computed. [2018-09-30 23:42:59,247 INFO L422 ceAbstractionStarter]: At program point L539(lines 310 539) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3) (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) .cse2))) [2018-09-30 23:42:59,247 INFO L422 ceAbstractionStarter]: At program point L354(lines 354 372) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3 .cse4) (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) .cse2 .cse3 .cse4))) [2018-09-30 23:42:59,247 INFO L422 ceAbstractionStarter]: At program point L321(lines 279 321) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3) (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) .cse2))) [2018-09-30 23:42:59,248 INFO L422 ceAbstractionStarter]: At program point L350(lines 350 361) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4528 ULTIMATE.start_ssl3_connect_~s__state~4))) [2018-09-30 23:42:59,248 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 1 540) no Hoare annotation was computed. [2018-09-30 23:42:59,248 INFO L422 ceAbstractionStarter]: At program point L317(lines 317 339) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3) (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) .cse2))) [2018-09-30 23:42:59,248 INFO L422 ceAbstractionStarter]: At program point L445(lines 445 472) the Hoare annotation is: false [2018-09-30 23:42:59,248 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 540) no Hoare annotation was computed. [2018-09-30 23:42:59,248 INFO L422 ceAbstractionStarter]: At program point L284(lines 284 311) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3) (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) .cse2))) [2018-09-30 23:42:59,249 INFO L422 ceAbstractionStarter]: At program point L474(lines 471 488) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse5 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse4 .cse5))) [2018-09-30 23:42:59,249 INFO L422 ceAbstractionStarter]: At program point L408(lines 408 430) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3 .cse4))) [2018-09-30 23:42:59,249 INFO L422 ceAbstractionStarter]: At program point L375(lines 375 405) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) .cse2 .cse3) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse2 .cse3))) [2018-09-30 23:42:59,249 INFO L422 ceAbstractionStarter]: At program point L342(lines 342 351) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse3 .cse4) (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) .cse2 .cse4))) [2018-09-30 23:42:59,249 INFO L422 ceAbstractionStarter]: At program point L404(lines 404 419) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4) (= ULTIMATE.start_ssl3_connect_~s__state~4 4416)) [2018-09-30 23:42:59,249 INFO L422 ceAbstractionStarter]: At program point L371(lines 371 388) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4528 ULTIMATE.start_ssl3_connect_~s__state~4))) [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L433(lines 433 464) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse5 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse4 .cse5))) [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L429(lines 429 446) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4) (= ULTIMATE.start_ssl3_connect_~s__state~4 4432)) [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L396(lines 387 409) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4) (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4528 ULTIMATE.start_ssl3_connect_~s__state~4))) [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L421(lines 418 434) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4) (= ULTIMATE.start_ssl3_connect_~s__state~4 4416)) [2018-09-30 23:42:59,250 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 540) no Hoare annotation was computed. [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L513(lines 513 530) the Hoare annotation is: (let ((.cse2 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse5 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse4 .cse5 (not (= 4528 ULTIMATE.start_ssl3_connect_~s__state~4))) (and .cse0 .cse1 .cse3 .cse4 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse5))) [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L365(lines 360 376) the Hoare annotation is: (and (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 2) (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)) (not (= 4528 ULTIMATE.start_ssl3_connect_~s__state~4))) [2018-09-30 23:42:59,250 INFO L422 ceAbstractionStarter]: At program point L493(lines 493 510) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_connect_~blastFlag~4 4)) (.cse1 (not (= 4400 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse2 (not (= 4432 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse3 (not (= 4416 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse4 (not (= 4384 ULTIMATE.start_ssl3_connect_~s__state~4))) (.cse5 (not (= 4368 ULTIMATE.start_ssl3_connect_~s__state~4)))) (or (and .cse0 .cse1 (not (= 4352 ULTIMATE.start_ssl3_connect_~s__state~4)) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (<= 4560 ULTIMATE.start_ssl3_connect_~s__s3__tmp__next_state___0~4) .cse4 .cse5))) [2018-09-30 23:42:59,267 INFO L202 PluginConnector]: Adding new model s3_clnt_3.cil.c_21.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.09 11:42:59 BoogieIcfgContainer [2018-09-30 23:42:59,268 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-30 23:42:59,268 INFO L168 Benchmark]: Toolchain (without parser) took 11378.72 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 34.1 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 298.5 MB). Peak memory consumption was 332.6 MB. Max. memory is 7.1 GB. [2018-09-30 23:42:59,270 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 23:42:59,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 23:42:59,271 INFO L168 Benchmark]: Boogie Preprocessor took 64.80 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 23:42:59,271 INFO L168 Benchmark]: RCFGBuilder took 793.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-30 23:42:59,272 INFO L168 Benchmark]: TraceAbstraction took 10457.56 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 34.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 266.8 MB). Peak memory consumption was 300.9 MB. Max. memory is 7.1 GB. [2018-09-30 23:42:59,276 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 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.80 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 793.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10457.56 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 34.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 266.8 MB). Peak memory consumption was 300.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 473]: 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: 408]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || (((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 2 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) && !(4528 == ssl3_connect_~s__state~4) - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: ssl3_connect_~blastFlag~4 <= 4 && ssl3_connect_~s__state~4 == 4432 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4))) || (((ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) || (((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4))) || (ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 4 && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) && !(4528 == ssl3_connect_~s__state~4) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) || (((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4))) || (ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) || (((((!(4400 == ssl3_connect_~s__state~4) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4528 == ssl3_connect_~s__state~4))) || (((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4))) || ((ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ssl3_connect_~blastFlag~4 <= 4 && ssl3_connect_~s__state~4 == 4416 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 2 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) && !(4528 == ssl3_connect_~s__state~4) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: (((((ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) && !(4528 == ssl3_connect_~s__state~4) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) || (((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4))) || (ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: ((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) || (((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4))) || (ssl3_connect_~blastFlag~4 <= 2 && !(4352 == ssl3_connect_~s__state~4)) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: ssl3_connect_~blastFlag~4 <= 4 && ssl3_connect_~s__state~4 == 4416 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4352 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) || ((((((ssl3_connect_~blastFlag~4 <= 4 && !(4400 == ssl3_connect_~s__state~4)) && !(4432 == ssl3_connect_~s__state~4)) && !(4416 == ssl3_connect_~s__state~4)) && 4560 <= ssl3_connect_~s__s3__tmp__next_state___0~4) && !(4384 == ssl3_connect_~s__state~4)) && !(4368 == ssl3_connect_~s__state~4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. SAFE Result, 10.3s OverallTime, 14 OverallIterations, 15 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 358 SDtfs, 175 SDslu, 130 SDs, 0 SdLazy, 432 SolverSat, 127 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=294occurred in iteration=13, 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: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 367 NumberOfFragments, 731 HoareAnnotationTreeSize, 20 FomulaSimplifications, 9497 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 20 FomulaSimplificationsInter, 1387 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 940 NumberOfCodeBlocks, 940 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 925 ConstructedInterpolants, 0 QuantifiedInterpolants, 105119 SizeOfPredicates, 2 NumberOfNonLiveVariables, 600 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 3039/3049 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/s3_clnt_3.cil.c_21.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-30_23-42-59-297.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_clnt_3.cil.c_21.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-30_23-42-59-297.csv Received shutdown request...