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/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:25:41,548 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:25:41,549 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:25:41,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:25:41,561 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:25:41,562 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:25:41,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:25:41,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:25:41,567 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:25:41,568 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:25:41,569 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:25:41,569 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:25:41,570 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:25:41,571 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:25:41,572 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:25:41,573 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:25:41,573 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:25:41,575 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:25:41,577 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:25:41,579 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:25:41,580 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:25:41,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:25:41,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:25:41,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:25:41,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:25:41,585 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:25:41,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:25:41,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:25:41,588 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:25:41,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:25:41,589 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:25:41,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:25:41,590 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:25:41,590 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:25:41,591 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:25:41,592 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:25:41,592 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 16:25:41,602 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:25:41,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:25:41,603 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:25:41,603 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:25:41,604 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:25:41,604 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:25:41,605 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:25:41,605 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:25:41,605 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:25:41,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:25:41,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:25:41,606 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:25:41,606 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:25:41,607 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:25:41,607 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:25:41,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:25:41,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:25:41,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:25:41,703 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:25:41,703 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:25:41,704 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl [2018-10-14 16:25:41,704 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl' [2018-10-14 16:25:41,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:25:41,775 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:25:41,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:25:41,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:25:41,776 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:25:41,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/1) ... [2018-10-14 16:25:41,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:25:41,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:25:41,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:25:41,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:25:41,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (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 [2018-10-14 16:25:41,911 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:25:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:25:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:25:42,468 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:25:42,468 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:25:42 BoogieIcfgContainer [2018-10-14 16:25:42,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:25:42,470 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:25:42,470 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:25:42,473 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:25:42,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:25:41" (1/2) ... [2018-10-14 16:25:42,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f7c7f5 and model type ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:25:42, skipping insertion in model container [2018-10-14 16:25:42,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:25:42" (2/2) ... [2018-10-14 16:25:42,477 INFO L112 eAbstractionObserver]: Analyzing ICFG ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl [2018-10-14 16:25:42,486 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:25:42,494 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:25:42,508 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:25:42,535 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:25:42,536 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:25:42,536 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:25:42,536 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:25:42,536 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:25:42,536 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:25:42,537 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:25:42,537 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:25:42,537 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:25:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-10-14 16:25:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-14 16:25:42,565 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:25:42,566 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] [2018-10-14 16:25:42,567 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:25:42,573 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:25:42,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1353637069, now seen corresponding path program 1 times [2018-10-14 16:25:42,637 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:25:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:25:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:25:42,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:25:42,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-14 16:25:42,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-14 16:25:42,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-14 16:25:42,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-14 16:25:42,889 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-10-14 16:25:43,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:25:43,458 INFO L93 Difference]: Finished difference Result 92 states and 92 transitions. [2018-10-14 16:25:43,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-14 16:25:43,462 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-10-14 16:25:43,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:25:43,478 INFO L225 Difference]: With dead ends: 92 [2018-10-14 16:25:43,478 INFO L226 Difference]: Without dead ends: 91 [2018-10-14 16:25:43,480 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-10-14 16:25:43,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-10-14 16:25:43,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 71. [2018-10-14 16:25:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-10-14 16:25:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-10-14 16:25:43,523 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 71 transitions. Word has length 44 [2018-10-14 16:25:43,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:25:43,524 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 71 transitions. [2018-10-14 16:25:43,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-14 16:25:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-10-14 16:25:43,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-14 16:25:43,527 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:25:43,527 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:25:43,527 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:25:43,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:25:43,528 INFO L82 PathProgramCache]: Analyzing trace with hash -1681267808, now seen corresponding path program 1 times [2018-10-14 16:25:43,529 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:25:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:25:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-14 16:25:43,773 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:25:43,774 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-10-14 16:25:43,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-14 16:25:43,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-14 16:25:43,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-14 16:25:43,777 INFO L87 Difference]: Start difference. First operand 71 states and 71 transitions. Second operand 8 states. [2018-10-14 16:25:44,373 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-14 16:25:44,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:25:44,375 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2018-10-14 16:25:44,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-14 16:25:44,375 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 70 [2018-10-14 16:25:44,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:25:44,376 INFO L225 Difference]: With dead ends: 69 [2018-10-14 16:25:44,376 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:25:44,379 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-10-14 16:25:44,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:25:44,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:25:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:25:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:25:44,382 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-10-14 16:25:44,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:25:44,383 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:25:44,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-14 16:25:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:25:44,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:25:44,390 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:25:44 BoogieIcfgContainer [2018-10-14 16:25:44,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:25:44,391 INFO L168 Benchmark]: Toolchain (without parser) took 2617.30 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: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-10-14 16:25:44,392 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-14 16:25:44,394 INFO L168 Benchmark]: Boogie Preprocessor took 57.90 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. [2018-10-14 16:25:44,395 INFO L168 Benchmark]: RCFGBuilder took 635.11 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. [2018-10-14 16:25:44,398 INFO L168 Benchmark]: TraceAbstraction took 1920.39 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-14 16:25:44,405 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 0.19 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 57.90 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 635.11 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 1920.39 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: 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, 62 locations, 1 error locations. SAFE Result, 1.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 181 SDslu, 319 SDs, 0 SdLazy, 146 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=1, 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, 20 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 20424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2/11 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/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-25-44-421.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-25-44-421.csv Received shutdown request...