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/AutomizerBpl.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181015-LoopsPathprograms/array_true-unreach-call_true-termination.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2d08e6e [2018-10-15 12:26:23,996 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 12:26:23,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 12:26:24,011 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 12:26:24,011 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 12:26:24,013 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 12:26:24,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 12:26:24,016 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 12:26:24,018 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 12:26:24,018 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 12:26:24,019 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 12:26:24,020 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 12:26:24,020 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 12:26:24,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 12:26:24,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 12:26:24,023 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 12:26:24,024 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 12:26:24,026 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 12:26:24,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 12:26:24,033 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 12:26:24,034 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 12:26:24,036 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 12:26:24,038 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 12:26:24,038 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 12:26:24,039 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 12:26:24,040 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 12:26:24,041 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 12:26:24,042 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 12:26:24,042 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 12:26:24,043 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 12:26:24,044 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 12:26:24,044 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-15 12:26:24,047 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-15 12:26:24,057 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 12:26:24,057 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 12:26:24,058 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-15 12:26:24,058 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-15 12:26:24,059 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-15 12:26:24,059 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-15 12:26:24,060 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 12:26:24,060 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-15 12:26:24,060 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 12:26:24,060 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-15 12:26:24,061 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 12:26:24,061 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-15 12:26:24,061 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-15 12:26:24,062 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-15 12:26:24,062 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-15 12:26:24,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 12:26:24,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 12:26:24,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 12:26:24,136 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-15 12:26:24,137 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-15 12:26:24,138 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/array_true-unreach-call_true-termination.i_4.bpl [2018-10-15 12:26:24,138 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/array_true-unreach-call_true-termination.i_4.bpl' [2018-10-15 12:26:24,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 12:26:24,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-15 12:26:24,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 12:26:24,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 12:26:24,228 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 12:26:24,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/1) ... [2018-10-15 12:26:24,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 12:26:24,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-15 12:26:24,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-15 12:26:24,287 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-15 12:26:24,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-15 12:26:24,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-15 12:26:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-15 12:26:24,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-15 12:26:24,862 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-15 12:26:24,862 INFO L202 PluginConnector]: Adding new model array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:26:24 BoogieIcfgContainer [2018-10-15 12:26:24,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-15 12:26:24,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-15 12:26:24,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-15 12:26:24,869 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-15 12:26:24,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 12:26:24" (1/2) ... [2018-10-15 12:26:24,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab6d309 and model type array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:26:24, skipping insertion in model container [2018-10-15 12:26:24,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:26:24" (2/2) ... [2018-10-15 12:26:24,873 INFO L112 eAbstractionObserver]: Analyzing ICFG array_true-unreach-call_true-termination.i_4.bpl [2018-10-15 12:26:24,885 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-15 12:26:24,895 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-15 12:26:24,914 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-15 12:26:24,945 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-15 12:26:24,946 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-15 12:26:24,946 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-15 12:26:24,947 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-15 12:26:24,947 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-15 12:26:24,947 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-15 12:26:24,947 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-15 12:26:24,947 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-15 12:26:24,947 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-15 12:26:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-10-15 12:26:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-15 12:26:24,975 INFO L367 BasicCegarLoop]: Found error trace [2018-10-15 12:26:24,976 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-15 12:26:24,978 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-15 12:26:24,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-15 12:26:24,985 INFO L82 PathProgramCache]: Analyzing trace with hash -429174781, now seen corresponding path program 1 times [2018-10-15 12:26:25,051 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-15 12:26:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-15 12:26:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-15 12:26:25,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-15 12:26:25,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-15 12:26:25,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-15 12:26:25,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-15 12:26:25,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-15 12:26:25,428 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 5 states. [2018-10-15 12:26:25,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-15 12:26:25,706 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2018-10-15 12:26:25,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-15 12:26:25,712 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-10-15 12:26:25,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-15 12:26:25,730 INFO L225 Difference]: With dead ends: 60 [2018-10-15 12:26:25,730 INFO L226 Difference]: Without dead ends: 60 [2018-10-15 12:26:25,733 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-15 12:26:25,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-10-15 12:26:25,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 46. [2018-10-15 12:26:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-10-15 12:26:25,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2018-10-15 12:26:25,776 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 46 transitions. Word has length 29 [2018-10-15 12:26:25,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-15 12:26:25,777 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 46 transitions. [2018-10-15 12:26:25,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-15 12:26:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2018-10-15 12:26:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-15 12:26:25,779 INFO L367 BasicCegarLoop]: Found error trace [2018-10-15 12:26:25,780 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-15 12:26:25,780 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-15 12:26:25,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-15 12:26:25,781 INFO L82 PathProgramCache]: Analyzing trace with hash 165215739, now seen corresponding path program 1 times [2018-10-15 12:26:25,782 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-15 12:26:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-15 12:26:26,521 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 11 [2018-10-15 12:26:26,718 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 15 [2018-10-15 12:26:27,708 WARN L179 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2018-10-15 12:26:28,102 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2018-10-15 12:26:28,370 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2018-10-15 12:26:28,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-15 12:26:28,635 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-15 12:26:28,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-10-15 12:26:28,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-15 12:26:28,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-15 12:26:28,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2018-10-15 12:26:28,639 INFO L87 Difference]: Start difference. First operand 46 states and 46 transitions. Second operand 15 states. [2018-10-15 12:26:29,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-15 12:26:29,527 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-10-15 12:26:29,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-15 12:26:29,527 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 45 [2018-10-15 12:26:29,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-15 12:26:29,528 INFO L225 Difference]: With dead ends: 48 [2018-10-15 12:26:29,528 INFO L226 Difference]: Without dead ends: 0 [2018-10-15 12:26:29,530 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=162, Invalid=488, Unknown=0, NotChecked=0, Total=650 [2018-10-15 12:26:29,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-15 12:26:29,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-15 12:26:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-15 12:26:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-15 12:26:29,532 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2018-10-15 12:26:29,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-15 12:26:29,532 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-15 12:26:29,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-15 12:26:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-15 12:26:29,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-15 12:26:29,538 INFO L202 PluginConnector]: Adding new model array_true-unreach-call_true-termination.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 12:26:29 BoogieIcfgContainer [2018-10-15 12:26:29,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-15 12:26:29,539 INFO L168 Benchmark]: Toolchain (without parser) took 5313.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. [2018-10-15 12:26:29,540 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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. [2018-10-15 12:26:29,541 INFO L168 Benchmark]: Boogie Preprocessor took 59.07 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. [2018-10-15 12:26:29,541 INFO L168 Benchmark]: RCFGBuilder took 576.40 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-15 12:26:29,542 INFO L168 Benchmark]: TraceAbstraction took 4673.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 7.1 GB. [2018-10-15 12:26:29,546 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.07 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 576.40 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4673.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 95]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. SAFE Result, 4.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 70 SDtfs, 181 SDslu, 216 SDs, 0 SdLazy, 165 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred 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, 14 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 32572 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1 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/array_true-unreach-call_true-termination.i_4.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-15_12-26-29-558.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array_true-unreach-call_true-termination.i_4.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-15_12-26-29-558.csv Received shutdown request...