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/20181010-MemSafetyPathprograms/test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 21:16:24,391 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 21:16:24,395 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 21:16:24,406 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 21:16:24,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 21:16:24,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 21:16:24,409 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 21:16:24,411 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 21:16:24,412 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 21:16:24,413 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 21:16:24,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-10-12 21:16:24,446 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-12 21:16:24,464 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 21:16:24,464 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 21:16:24,466 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-12 21:16:24,466 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-12 21:16:24,466 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-12 21:16:24,466 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-12 21:16:24,467 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 21:16:24,467 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-12 21:16:24,467 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 21:16:24,468 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-12 21:16:24,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 21:16:24,469 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-12 21:16:24,469 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-12 21:16:24,470 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 21:16:24,470 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-12 21:16:24,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 21:16:24,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 21:16:24,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 21:16:24,554 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-12 21:16:24,555 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-12 21:16:24,555 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl [2018-10-12 21:16:24,556 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl' [2018-10-12 21:16:24,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 21:16:24,628 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-12 21:16:24,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 21:16:24,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 21:16:24,628 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 21:16:24,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/1) ... [2018-10-12 21:16:24,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 21:16:24,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-12 21:16:24,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-12 21:16:24,684 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-12 21:16:24,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (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 [2018-10-12 21:16:24,740 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-12 21:16:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-12 21:16:24,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-12 21:16:25,412 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-12 21:16:25,413 INFO L202 PluginConnector]: Adding new model test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:16:25 BoogieIcfgContainer [2018-10-12 21:16:25,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-12 21:16:25,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-12 21:16:25,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-12 21:16:25,417 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-12 21:16:25,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:16:24" (1/2) ... [2018-10-12 21:16:25,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b285946 and model type test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:16:25, skipping insertion in model container [2018-10-12 21:16:25,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:16:25" (2/2) ... [2018-10-12 21:16:25,421 INFO L112 eAbstractionObserver]: Analyzing ICFG test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl [2018-10-12 21:16:25,431 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-12 21:16:25,440 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-12 21:16:25,457 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-12 21:16:25,486 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-12 21:16:25,487 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-12 21:16:25,487 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-12 21:16:25,487 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-12 21:16:25,487 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-12 21:16:25,487 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-12 21:16:25,488 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-12 21:16:25,488 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-12 21:16:25,488 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-12 21:16:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2018-10-12 21:16:25,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-12 21:16:25,518 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:25,520 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:25,521 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:25,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:25,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1532984741, now seen corresponding path program 1 times [2018-10-12 21:16:25,581 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:25,854 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 21:16:25,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-12 21:16:25,860 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-12 21:16:25,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-12 21:16:25,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-12 21:16:25,880 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 4 states. [2018-10-12 21:16:26,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:26,039 INFO L93 Difference]: Finished difference Result 81 states and 81 transitions. [2018-10-12 21:16:26,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-12 21:16:26,041 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 75 [2018-10-12 21:16:26,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:26,057 INFO L225 Difference]: With dead ends: 81 [2018-10-12 21:16:26,057 INFO L226 Difference]: Without dead ends: 81 [2018-10-12 21:16:26,060 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-12 21:16:26,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-10-12 21:16:26,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2018-10-12 21:16:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-10-12 21:16:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-10-12 21:16:26,101 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 79 transitions. Word has length 75 [2018-10-12 21:16:26,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:26,102 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 79 transitions. [2018-10-12 21:16:26,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-12 21:16:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-10-12 21:16:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-12 21:16:26,105 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:26,106 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:26,106 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:26,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:26,107 INFO L82 PathProgramCache]: Analyzing trace with hash -604737268, now seen corresponding path program 1 times [2018-10-12 21:16:26,109 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:26,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:26,369 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:26,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-10-12 21:16:26,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-12 21:16:26,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-12 21:16:26,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-12 21:16:26,372 INFO L87 Difference]: Start difference. First operand 79 states and 79 transitions. Second operand 5 states. [2018-10-12 21:16:26,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:26,542 INFO L93 Difference]: Finished difference Result 84 states and 84 transitions. [2018-10-12 21:16:26,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-12 21:16:26,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-10-12 21:16:26,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:26,545 INFO L225 Difference]: With dead ends: 84 [2018-10-12 21:16:26,545 INFO L226 Difference]: Without dead ends: 84 [2018-10-12 21:16:26,547 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-12 21:16:26,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-10-12 21:16:26,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2018-10-12 21:16:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-10-12 21:16:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2018-10-12 21:16:26,564 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 82 transitions. Word has length 78 [2018-10-12 21:16:26,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:26,565 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 82 transitions. [2018-10-12 21:16:26,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-12 21:16:26,566 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2018-10-12 21:16:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-12 21:16:26,567 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:26,567 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:26,568 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:26,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:26,568 INFO L82 PathProgramCache]: Analyzing trace with hash 293957701, now seen corresponding path program 2 times [2018-10-12 21:16:26,569 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:26,748 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:26,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-10-12 21:16:26,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-12 21:16:26,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-12 21:16:26,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-12 21:16:26,750 INFO L87 Difference]: Start difference. First operand 82 states and 82 transitions. Second operand 6 states. [2018-10-12 21:16:26,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:26,955 INFO L93 Difference]: Finished difference Result 87 states and 87 transitions. [2018-10-12 21:16:26,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-12 21:16:26,956 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 81 [2018-10-12 21:16:26,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:26,959 INFO L225 Difference]: With dead ends: 87 [2018-10-12 21:16:26,959 INFO L226 Difference]: Without dead ends: 87 [2018-10-12 21:16:26,960 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-12 21:16:26,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-12 21:16:26,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2018-10-12 21:16:26,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-10-12 21:16:26,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2018-10-12 21:16:26,969 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 85 transitions. Word has length 81 [2018-10-12 21:16:26,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:26,969 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 85 transitions. [2018-10-12 21:16:26,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-12 21:16:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2018-10-12 21:16:26,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-12 21:16:26,971 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:26,972 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:26,972 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:26,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:26,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1510344084, now seen corresponding path program 3 times [2018-10-12 21:16:26,973 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:27,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:27,198 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:27,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-10-12 21:16:27,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-12 21:16:27,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-12 21:16:27,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-12 21:16:27,201 INFO L87 Difference]: Start difference. First operand 85 states and 85 transitions. Second operand 7 states. [2018-10-12 21:16:27,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:27,376 INFO L93 Difference]: Finished difference Result 90 states and 90 transitions. [2018-10-12 21:16:27,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-12 21:16:27,380 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 84 [2018-10-12 21:16:27,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:27,382 INFO L225 Difference]: With dead ends: 90 [2018-10-12 21:16:27,382 INFO L226 Difference]: Without dead ends: 90 [2018-10-12 21:16:27,383 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-10-12 21:16:27,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-10-12 21:16:27,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 88. [2018-10-12 21:16:27,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-10-12 21:16:27,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2018-10-12 21:16:27,390 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 88 transitions. Word has length 84 [2018-10-12 21:16:27,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:27,391 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 88 transitions. [2018-10-12 21:16:27,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-12 21:16:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2018-10-12 21:16:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-12 21:16:27,393 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:27,393 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:27,393 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:27,394 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:27,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1949111579, now seen corresponding path program 4 times [2018-10-12 21:16:27,395 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:27,867 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:27,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-10-12 21:16:27,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-12 21:16:27,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-12 21:16:27,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2018-10-12 21:16:27,869 INFO L87 Difference]: Start difference. First operand 88 states and 88 transitions. Second operand 8 states. [2018-10-12 21:16:28,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:28,032 INFO L93 Difference]: Finished difference Result 93 states and 93 transitions. [2018-10-12 21:16:28,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-12 21:16:28,034 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-10-12 21:16:28,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:28,036 INFO L225 Difference]: With dead ends: 93 [2018-10-12 21:16:28,036 INFO L226 Difference]: Without dead ends: 93 [2018-10-12 21:16:28,037 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2018-10-12 21:16:28,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-10-12 21:16:28,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2018-10-12 21:16:28,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-10-12 21:16:28,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2018-10-12 21:16:28,044 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 91 transitions. Word has length 87 [2018-10-12 21:16:28,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:28,044 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 91 transitions. [2018-10-12 21:16:28,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-12 21:16:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2018-10-12 21:16:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-12 21:16:28,046 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:28,047 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:28,047 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:28,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:28,048 INFO L82 PathProgramCache]: Analyzing trace with hash 608893900, now seen corresponding path program 5 times [2018-10-12 21:16:28,048 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:28,418 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:28,418 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:28,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-10-12 21:16:28,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-12 21:16:28,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-12 21:16:28,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2018-10-12 21:16:28,420 INFO L87 Difference]: Start difference. First operand 91 states and 91 transitions. Second operand 9 states. [2018-10-12 21:16:28,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:28,625 INFO L93 Difference]: Finished difference Result 96 states and 96 transitions. [2018-10-12 21:16:28,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-12 21:16:28,627 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2018-10-12 21:16:28,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:28,630 INFO L225 Difference]: With dead ends: 96 [2018-10-12 21:16:28,630 INFO L226 Difference]: Without dead ends: 96 [2018-10-12 21:16:28,631 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2018-10-12 21:16:28,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-12 21:16:28,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2018-10-12 21:16:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-10-12 21:16:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2018-10-12 21:16:28,640 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 94 transitions. Word has length 90 [2018-10-12 21:16:28,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:28,641 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 94 transitions. [2018-10-12 21:16:28,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-12 21:16:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2018-10-12 21:16:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-12 21:16:28,643 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:28,643 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:28,643 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:28,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:28,644 INFO L82 PathProgramCache]: Analyzing trace with hash 545385861, now seen corresponding path program 6 times [2018-10-12 21:16:28,645 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:29,279 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:29,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-10-12 21:16:29,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-12 21:16:29,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-12 21:16:29,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-10-12 21:16:29,280 INFO L87 Difference]: Start difference. First operand 94 states and 94 transitions. Second operand 10 states. [2018-10-12 21:16:29,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:29,522 INFO L93 Difference]: Finished difference Result 99 states and 99 transitions. [2018-10-12 21:16:29,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-12 21:16:29,523 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2018-10-12 21:16:29,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:29,525 INFO L225 Difference]: With dead ends: 99 [2018-10-12 21:16:29,525 INFO L226 Difference]: Without dead ends: 99 [2018-10-12 21:16:29,526 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2018-10-12 21:16:29,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-10-12 21:16:29,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2018-10-12 21:16:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-10-12 21:16:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2018-10-12 21:16:29,532 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 97 transitions. Word has length 93 [2018-10-12 21:16:29,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:29,533 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 97 transitions. [2018-10-12 21:16:29,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-12 21:16:29,533 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2018-10-12 21:16:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-12 21:16:29,535 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:29,535 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:29,536 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:29,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:29,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1636993748, now seen corresponding path program 7 times [2018-10-12 21:16:29,537 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:29,709 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:29,710 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:29,710 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-10-12 21:16:29,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-12 21:16:29,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-12 21:16:29,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2018-10-12 21:16:29,711 INFO L87 Difference]: Start difference. First operand 97 states and 97 transitions. Second operand 11 states. [2018-10-12 21:16:29,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:29,950 INFO L93 Difference]: Finished difference Result 102 states and 102 transitions. [2018-10-12 21:16:29,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-12 21:16:29,951 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 96 [2018-10-12 21:16:29,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:29,952 INFO L225 Difference]: With dead ends: 102 [2018-10-12 21:16:29,953 INFO L226 Difference]: Without dead ends: 102 [2018-10-12 21:16:29,954 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2018-10-12 21:16:29,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-10-12 21:16:29,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 100. [2018-10-12 21:16:29,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-10-12 21:16:29,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2018-10-12 21:16:29,960 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 100 transitions. Word has length 96 [2018-10-12 21:16:29,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:29,960 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 100 transitions. [2018-10-12 21:16:29,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-12 21:16:29,961 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2018-10-12 21:16:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-12 21:16:29,962 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:29,962 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:29,963 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:29,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:29,963 INFO L82 PathProgramCache]: Analyzing trace with hash 307001381, now seen corresponding path program 8 times [2018-10-12 21:16:29,964 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:30,150 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:30,150 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-12 21:16:30,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-12 21:16:30,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-12 21:16:30,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=74, Unknown=0, NotChecked=0, Total=132 [2018-10-12 21:16:30,151 INFO L87 Difference]: Start difference. First operand 100 states and 100 transitions. Second operand 12 states. [2018-10-12 21:16:30,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:30,602 INFO L93 Difference]: Finished difference Result 105 states and 105 transitions. [2018-10-12 21:16:30,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-12 21:16:30,603 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2018-10-12 21:16:30,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:30,604 INFO L225 Difference]: With dead ends: 105 [2018-10-12 21:16:30,604 INFO L226 Difference]: Without dead ends: 105 [2018-10-12 21:16:30,605 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=154, Invalid=226, Unknown=0, NotChecked=0, Total=380 [2018-10-12 21:16:30,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-10-12 21:16:30,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2018-10-12 21:16:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-10-12 21:16:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-10-12 21:16:30,610 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 103 transitions. Word has length 99 [2018-10-12 21:16:30,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:30,610 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 103 transitions. [2018-10-12 21:16:30,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-12 21:16:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-10-12 21:16:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-12 21:16:30,612 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:30,612 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:30,612 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:30,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:30,613 INFO L82 PathProgramCache]: Analyzing trace with hash 526870156, now seen corresponding path program 9 times [2018-10-12 21:16:30,614 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:16:31,544 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:16:31,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-10-12 21:16:31,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-12 21:16:31,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-12 21:16:31,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=87, Unknown=0, NotChecked=0, Total=156 [2018-10-12 21:16:31,545 INFO L87 Difference]: Start difference. First operand 103 states and 103 transitions. Second operand 13 states. [2018-10-12 21:16:31,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:31,802 INFO L93 Difference]: Finished difference Result 106 states and 106 transitions. [2018-10-12 21:16:31,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-12 21:16:31,803 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 102 [2018-10-12 21:16:31,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:31,804 INFO L225 Difference]: With dead ends: 106 [2018-10-12 21:16:31,805 INFO L226 Difference]: Without dead ends: 106 [2018-10-12 21:16:31,806 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=186, Invalid=276, Unknown=0, NotChecked=0, Total=462 [2018-10-12 21:16:31,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-10-12 21:16:31,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-10-12 21:16:31,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-10-12 21:16:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2018-10-12 21:16:31,810 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 106 transitions. Word has length 102 [2018-10-12 21:16:31,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:31,811 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 106 transitions. [2018-10-12 21:16:31,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-12 21:16:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2018-10-12 21:16:31,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-12 21:16:31,812 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:16:31,813 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:16:31,813 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:16:31,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:16:31,813 INFO L82 PathProgramCache]: Analyzing trace with hash 812419781, now seen corresponding path program 10 times [2018-10-12 21:16:31,814 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:16:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:16:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-10-12 21:16:32,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 21:16:32,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-12 21:16:32,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-12 21:16:32,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-12 21:16:32,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-10-12 21:16:32,518 INFO L87 Difference]: Start difference. First operand 106 states and 106 transitions. Second operand 8 states. [2018-10-12 21:16:32,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:16:32,661 INFO L93 Difference]: Finished difference Result 104 states and 104 transitions. [2018-10-12 21:16:32,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-12 21:16:32,662 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 105 [2018-10-12 21:16:32,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:16:32,663 INFO L225 Difference]: With dead ends: 104 [2018-10-12 21:16:32,663 INFO L226 Difference]: Without dead ends: 0 [2018-10-12 21:16:32,663 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-10-12 21:16:32,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-12 21:16:32,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-12 21:16:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-12 21:16:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-12 21:16:32,665 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2018-10-12 21:16:32,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:16:32,665 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-12 21:16:32,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-12 21:16:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-12 21:16:32,666 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-12 21:16:32,670 INFO L202 PluginConnector]: Adding new model test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:16:32 BoogieIcfgContainer [2018-10-12 21:16:32,670 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-12 21:16:32,671 INFO L168 Benchmark]: Toolchain (without parser) took 8044.43 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 17.8 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -20.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 21:16:32,673 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 21:16:32,674 INFO L168 Benchmark]: Boogie Preprocessor took 54.73 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 21:16:32,674 INFO L168 Benchmark]: RCFGBuilder took 729.58 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-12 21:16:32,675 INFO L168 Benchmark]: TraceAbstraction took 7256.39 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 17.8 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -52.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 21:16:32,678 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 0.16 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.73 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 729.58 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7256.39 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 17.8 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -52.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 144]: 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, 80 locations, 1 error locations. SAFE Result, 7.1s OverallTime, 11 OverallIterations, 10 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 763 SDtfs, 547 SDslu, 3396 SDs, 0 SdLazy, 619 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=10, 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, 11 MinimizatonAttempts, 18 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 990 NumberOfCodeBlocks, 990 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 979 ConstructedInterpolants, 0 QuantifiedInterpolants, 211389 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 145/550 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/test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-12_21-16-32-689.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/test-bitfields-3_true-valid-memsafety_true-termination.i_7.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-12_21-16-32-689.csv Received shutdown request...