java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:07:16,994 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:07:16,996 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:07:17,011 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-10-02 12:07:17,054 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf [2018-10-02 12:07:17,081 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:07:17,081 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:07:17,083 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:07:17,083 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:07:17,084 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:07:17,084 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:07:17,084 INFO L133 SettingsManager]: * Use SBE=true [2018-10-02 12:07:17,084 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:07:17,085 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:07:17,085 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:07:17,086 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:07:17,086 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:07:17,086 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:07:17,086 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:07:17,086 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:07:17,086 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:07:17,087 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:07:17,087 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:07:17,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:07:17,087 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-02 12:07:17,088 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:07:17,088 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-02 12:07:17,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 12:07:17,088 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:07:17,089 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:07:17,089 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:07:17,089 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-02 12:07:17,089 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:07:17,090 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:07:17,091 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:07:17,091 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 12:07:17,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:07:17,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:07:17,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:07:17,169 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:07:17,169 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:07:17,170 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl [2018-10-02 12:07:17,170 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl' [2018-10-02 12:07:17,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:07:17,225 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:07:17,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:07:17,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:07:17,227 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:07:17,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:07:17,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:07:17,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:07:17,268 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:07:17,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... [2018-10-02 12:07:17,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:07:17,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:07:17,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:07:17,290 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:07:17,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 12:07:17,360 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-02 12:07:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:07:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:07:17,508 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:07:17,508 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:07:17 BoogieIcfgContainer [2018-10-02 12:07:17,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:07:17,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-02 12:07:17,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-02 12:07:17,514 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-02 12:07:17,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:07:17" (1/2) ... [2018-10-02 12:07:17,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b4bccb9 and model type count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:07:17, skipping insertion in model container [2018-10-02 12:07:17,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:07:17" (2/2) ... [2018-10-02 12:07:17,518 INFO L112 eAbstractionObserver]: Analyzing ICFG count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl [2018-10-02 12:07:17,526 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-02 12:07:17,534 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-02 12:07:17,583 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-02 12:07:17,584 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-10-02 12:07:17,584 INFO L382 AbstractCegarLoop]: Hoare is true [2018-10-02 12:07:17,584 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-02 12:07:17,584 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-02 12:07:17,584 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-02 12:07:17,585 INFO L386 AbstractCegarLoop]: Difference is false [2018-10-02 12:07:17,585 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-02 12:07:17,585 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-02 12:07:17,598 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-10-02 12:07:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 12:07:17,606 INFO L367 BasicCegarLoop]: Found error trace [2018-10-02 12:07:17,607 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-10-02 12:07:17,608 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-02 12:07:17,621 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 12:07:17,622 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, now seen corresponding path program 1 times [2018-10-02 12:07:17,624 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-02 12:07:17,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-02 12:07:17,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-02 12:07:17,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-02 12:07:17,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-02 12:07:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:07:17,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:07:17,796 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-02 12:07:17,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-02 12:07:17,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-02 12:07:17,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-02 12:07:17,814 INFO L146 InterpolantAutomaton]: No coverage relation statistics for ImplicationMap [2018-10-02 12:07:17,816 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-10-02 12:07:17,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-02 12:07:17,967 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2018-10-02 12:07:17,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-02 12:07:17,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-10-02 12:07:17,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-02 12:07:17,980 INFO L225 Difference]: With dead ends: 9 [2018-10-02 12:07:17,981 INFO L226 Difference]: Without dead ends: 5 [2018-10-02 12:07:17,984 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime [2018-10-02 12:07:18,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-10-02 12:07:18,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-10-02 12:07:18,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-02 12:07:18,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-02 12:07:18,031 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-10-02 12:07:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-02 12:07:18,032 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-10-02 12:07:18,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-02 12:07:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-02 12:07:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:07:18,032 INFO L367 BasicCegarLoop]: Found error trace [2018-10-02 12:07:18,033 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-10-02 12:07:18,033 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-02 12:07:18,033 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 12:07:18,033 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, now seen corresponding path program 1 times [2018-10-02 12:07:18,033 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-02 12:07:18,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-02 12:07:18,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-02 12:07:18,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-02 12:07:18,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-02 12:07:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:07:18,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:07:18,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-02 12:07:18,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-02 12:07:18,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-02 12:07:18,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-02 12:07:18,097 INFO L146 InterpolantAutomaton]: No coverage relation statistics for ImplicationMap [2018-10-02 12:07:18,098 INFO L87 Difference]: Start difference. First operand 5 states and 5 transitions. Second operand 3 states. [2018-10-02 12:07:18,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-02 12:07:18,152 INFO L93 Difference]: Finished difference Result 5 states and 5 transitions. [2018-10-02 12:07:18,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-02 12:07:18,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-10-02 12:07:18,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-02 12:07:18,154 INFO L225 Difference]: With dead ends: 5 [2018-10-02 12:07:18,154 INFO L226 Difference]: Without dead ends: 0 [2018-10-02 12:07:18,155 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time 0.0s impTime [2018-10-02 12:07:18,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-02 12:07:18,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-02 12:07:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-02 12:07:18,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-02 12:07:18,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2018-10-02 12:07:18,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-02 12:07:18,156 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-02 12:07:18,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-02 12:07:18,156 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-02 12:07:18,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-02 12:07:18,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-02 12:07:18,282 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 45) no Hoare annotation was computed. [2018-10-02 12:07:18,283 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 1 45) no Hoare annotation was computed. [2018-10-02 12:07:18,283 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 45) no Hoare annotation was computed. [2018-10-02 12:07:18,283 INFO L421 ceAbstractionStarter]: At program point L42(lines 42 43) the Hoare annotation is: false [2018-10-02 12:07:18,283 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 44) no Hoare annotation was computed. [2018-10-02 12:07:18,284 INFO L421 ceAbstractionStarter]: At program point L34(lines 21 35) the Hoare annotation is: (or (<= 8589934591 ULTIMATE.start_main_~x~5) (<= ULTIMATE.start_main_~y~5 0)) [2018-10-02 12:07:18,294 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 12:07:18 BoogieIcfgContainer [2018-10-02 12:07:18,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-02 12:07:18,296 INFO L168 Benchmark]: Toolchain (without parser) took 1073.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-02 12:07:18,298 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:07:18,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:07:18,300 INFO L168 Benchmark]: Boogie Preprocessor took 22.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:07:18,301 INFO L168 Benchmark]: RCFGBuilder took 218.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:07:18,302 INFO L168 Benchmark]: TraceAbstraction took 785.78 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:07:18,307 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 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 218.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 785.78 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 42]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 8589934591 <= main_~x~5 || main_~y~5 <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 5 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 3 NumberOfFragments, 8 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 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/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-10-02_12-07-18-321.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-02_12-07-18-321.csv Received shutdown request...