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/add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:33:15,302 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:33:15,305 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:33:15,320 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:33:15,321 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:33:15,322 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:33:15,323 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:33:15,325 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:33:15,327 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:33:15,327 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:33:15,328 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:33:15,329 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:33:15,330 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:33:15,330 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:33:15,332 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:33:15,333 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:33:15,333 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:33:15,335 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:33:15,337 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:33:15,339 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:33:15,340 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:33:15,341 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:33:15,344 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:33:15,344 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:33:15,344 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:33:15,345 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:33:15,346 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:33:15,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:33:15,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:33:15,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:33:15,350 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:33:15,350 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:33:15,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:33:15,351 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:33:15,352 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:33:15,352 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:33:15,354 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 16:33:15,372 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:33:15,372 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:33:15,375 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:33:15,376 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:33:15,376 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:33:15,376 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:33:15,377 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:33:15,377 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:33:15,377 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:33:15,378 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:33:15,378 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:33:15,378 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:33:15,378 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:33:15,379 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:33:15,380 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:33:15,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:33:15,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:33:15,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:33:15,471 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:33:15,472 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:33:15,473 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl [2018-10-14 16:33:15,473 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl' [2018-10-14 16:33:15,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:33:15,545 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:33:15,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:33:15,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:33:15,546 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:33:15,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/1) ... [2018-10-14 16:33:15,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:33:15,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:33:15,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:33:15,604 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:33:15,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (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 16:33:15,676 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:33:15,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:33:15,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:33:16,200 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:33:16,201 INFO L202 PluginConnector]: Adding new model add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:33:16 BoogieIcfgContainer [2018-10-14 16:33:16,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:33:16,202 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:33:16,202 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:33:16,207 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:33:16,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:33:15" (1/2) ... [2018-10-14 16:33:16,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66982b6f and model type add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:33:16, skipping insertion in model container [2018-10-14 16:33:16,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:33:16" (2/2) ... [2018-10-14 16:33:16,212 INFO L112 eAbstractionObserver]: Analyzing ICFG add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl [2018-10-14 16:33:16,223 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:33:16,233 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:33:16,252 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:33:16,287 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:33:16,288 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:33:16,288 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:33:16,288 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:33:16,288 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:33:16,289 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:33:16,289 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:33:16,289 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:33:16,289 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:33:16,316 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states. [2018-10-14 16:33:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-14 16:33:16,342 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:33:16,343 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] [2018-10-14 16:33:16,345 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:33:16,353 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:33:16,354 INFO L82 PathProgramCache]: Analyzing trace with hash 677668332, now seen corresponding path program 1 times [2018-10-14 16:33:16,421 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:33:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:33:16,896 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 16:33:16,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:33:16,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-14 16:33:16,905 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-14 16:33:16,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-14 16:33:16,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-14 16:33:16,925 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 7 states. [2018-10-14 16:33:17,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:33:17,614 INFO L93 Difference]: Finished difference Result 121 states and 121 transitions. [2018-10-14 16:33:17,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-14 16:33:17,615 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2018-10-14 16:33:17,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:33:17,630 INFO L225 Difference]: With dead ends: 121 [2018-10-14 16:33:17,630 INFO L226 Difference]: Without dead ends: 121 [2018-10-14 16:33:17,633 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-10-14 16:33:17,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-10-14 16:33:17,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 112. [2018-10-14 16:33:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-10-14 16:33:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2018-10-14 16:33:17,684 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 112 transitions. Word has length 63 [2018-10-14 16:33:17,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:33:17,685 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 112 transitions. [2018-10-14 16:33:17,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-14 16:33:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2018-10-14 16:33:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-14 16:33:17,690 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:33:17,691 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-14 16:33:17,692 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:33:17,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:33:17,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1672484175, now seen corresponding path program 1 times [2018-10-14 16:33:17,696 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:33:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:33:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-14 16:33:17,995 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:33:17,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-10-14 16:33:17,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-14 16:33:17,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-14 16:33:17,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-14 16:33:17,999 INFO L87 Difference]: Start difference. First operand 112 states and 112 transitions. Second operand 8 states. [2018-10-14 16:33:18,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:33:18,891 INFO L93 Difference]: Finished difference Result 110 states and 110 transitions. [2018-10-14 16:33:18,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-14 16:33:18,892 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 111 [2018-10-14 16:33:18,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:33:18,893 INFO L225 Difference]: With dead ends: 110 [2018-10-14 16:33:18,893 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:33:18,895 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-10-14 16:33:18,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:33:18,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:33:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:33:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:33:18,897 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 111 [2018-10-14 16:33:18,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:33:18,897 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:33:18,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-14 16:33:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:33:18,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:33:18,903 INFO L202 PluginConnector]: Adding new model add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:33:18 BoogieIcfgContainer [2018-10-14 16:33:18,903 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:33:18,904 INFO L168 Benchmark]: Toolchain (without parser) took 3360.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 148.0 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB. [2018-10-14 16:33:18,907 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-14 16:33:18,907 INFO L168 Benchmark]: Boogie Preprocessor took 57.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-14 16:33:18,908 INFO L168 Benchmark]: RCFGBuilder took 598.02 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-14 16:33:18,909 INFO L168 Benchmark]: TraceAbstraction took 2701.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. [2018-10-14 16:33:18,913 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 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 598.02 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2701.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 131]: 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, 76 locations, 1 error locations. SAFE Result, 2.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 1.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 145 SDtfs, 561 SDslu, 259 SDs, 0 SdLazy, 256 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred 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, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 68024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 37/38 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/add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-33-18-925.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/add_last-alloca_true-valid-memsafety_true-termination.i_10.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-33-18-925.csv Received shutdown request...