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/ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 15:18:35,526 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 15:18:35,528 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 15:18:35,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 15:18:35,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 15:18:35,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 15:18:35,544 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 15:18:35,545 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 15:18:35,547 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 15:18:35,548 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 15:18:35,549 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 15:18:35,551 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 15:18:35,552 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 15:18:35,554 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 15:18:35,555 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 15:18:35,560 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 15:18:35,561 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 15:18:35,565 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 15:18:35,569 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 15:18:35,572 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 15:18:35,573 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 15:18:35,576 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 15:18:35,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 15:18:35,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 15:18:35,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 15:18:35,585 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 15:18:35,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 15:18:35,589 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 15:18:35,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 15:18:35,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 15:18:35,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 15:18:35,591 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-10 15:18:35,596 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 15:18:35,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 15:18:35,612 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 15:18:35,612 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 15:18:35,615 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 15:18:35,615 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 15:18:35,616 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 15:18:35,617 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 15:18:35,618 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 15:18:35,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 15:18:35,619 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 15:18:35,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 15:18:35,619 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 15:18:35,619 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 15:18:35,620 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 15:18:35,620 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 15:18:35,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 15:18:35,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 15:18:35,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 15:18:35,690 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 15:18:35,691 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 15:18:35,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl [2018-10-10 15:18:35,692 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl' [2018-10-10 15:18:35,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 15:18:35,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-10 15:18:35,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 15:18:35,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 15:18:35,757 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 15:18:35,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/1) ... [2018-10-10 15:18:35,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 15:18:35,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 15:18:35,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 15:18:35,814 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 15:18:35,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (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 [2018-10-10 15:18:35,882 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 15:18:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 15:18:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 15:18:36,360 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 15:18:36,361 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:18:36 BoogieIcfgContainer [2018-10-10 15:18:36,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 15:18:36,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 15:18:36,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 15:18:36,366 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 15:18:36,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:35" (1/2) ... [2018-10-10 15:18:36,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d10e290 and model type ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 03:18:36, skipping insertion in model container [2018-10-10 15:18:36,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:18:36" (2/2) ... [2018-10-10 15:18:36,370 INFO L112 eAbstractionObserver]: Analyzing ICFG ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl [2018-10-10 15:18:36,381 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 15:18:36,390 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 15:18:36,408 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 15:18:36,438 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 15:18:36,439 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 15:18:36,439 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 15:18:36,440 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 15:18:36,440 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 15:18:36,440 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 15:18:36,440 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 15:18:36,440 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 15:18:36,440 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 15:18:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2018-10-10 15:18:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-10 15:18:36,469 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:18:36,471 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] [2018-10-10 15:18:36,472 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:18:36,478 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:18:36,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1602974439, now seen corresponding path program 1 times [2018-10-10 15:18:36,548 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:18:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:18:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 15:18:36,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 15:18:36,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-10 15:18:36,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-10 15:18:36,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-10 15:18:36,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-10-10 15:18:36,836 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 5 states. [2018-10-10 15:18:37,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:18:37,137 INFO L93 Difference]: Finished difference Result 76 states and 76 transitions. [2018-10-10 15:18:37,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-10 15:18:37,140 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2018-10-10 15:18:37,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:18:37,155 INFO L225 Difference]: With dead ends: 76 [2018-10-10 15:18:37,155 INFO L226 Difference]: Without dead ends: 76 [2018-10-10 15:18:37,160 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-10 15:18:37,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-10-10 15:18:37,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 63. [2018-10-10 15:18:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-10-10 15:18:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-10-10 15:18:37,221 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 63 transitions. Word has length 47 [2018-10-10 15:18:37,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:18:37,222 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 63 transitions. [2018-10-10 15:18:37,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-10 15:18:37,223 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-10-10 15:18:37,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-10 15:18:37,226 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:18:37,227 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] [2018-10-10 15:18:37,228 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:18:37,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:18:37,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1765823363, now seen corresponding path program 1 times [2018-10-10 15:18:37,230 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:18:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:18:37,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-10 15:18:37,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 15:18:37,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-10 15:18:37,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-10 15:18:37,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-10 15:18:37,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-10 15:18:37,569 INFO L87 Difference]: Start difference. First operand 63 states and 63 transitions. Second operand 7 states. [2018-10-10 15:18:37,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:18:37,922 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2018-10-10 15:18:37,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-10 15:18:37,923 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-10-10 15:18:37,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:18:37,924 INFO L225 Difference]: With dead ends: 61 [2018-10-10 15:18:37,924 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 15:18:37,925 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-10-10 15:18:37,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 15:18:37,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 15:18:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 15:18:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 15:18:37,926 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2018-10-10 15:18:37,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:18:37,927 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 15:18:37,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-10 15:18:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 15:18:37,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 15:18:37,932 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 03:18:37 BoogieIcfgContainer [2018-10-10 15:18:37,933 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 15:18:37,933 INFO L168 Benchmark]: Toolchain (without parser) took 2178.40 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-10-10 15:18:37,936 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-10-10 15:18:37,937 INFO L168 Benchmark]: Boogie Preprocessor took 56.58 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. [2018-10-10 15:18:37,937 INFO L168 Benchmark]: RCFGBuilder took 547.63 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. [2018-10-10 15:18:37,939 INFO L168 Benchmark]: TraceAbstraction took 1570.32 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-10-10 15:18:37,943 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 0.20 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 56.58 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 547.63 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 1570.32 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 126]: 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, 64 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 103 SDtfs, 215 SDslu, 147 SDs, 0 SdLazy, 75 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred 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, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 19018 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/ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-10_15-18-37-955.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength6_true-valid-memsafety_true-termination.c_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-10_15-18-37-955.csv Received shutdown request...