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 --traceabstraction.dump.automata.to.the.following.directory dump -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/StructInitialization_true-valid-memsafety_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 11:25:03,457 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 11:25:03,459 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 11:25:03,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 11:25:03,476 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 11:25:03,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 11:25:03,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 11:25:03,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 11:25:03,483 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 11:25:03,485 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 11:25:03,486 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 11:25:03,487 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 11:25:03,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 11:25:03,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 11:25:03,492 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 11:25:03,492 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 11:25:03,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 11:25:03,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 11:25:03,500 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 11:25:03,502 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 11:25:03,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 11:25:03,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 11:25:03,506 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 11:25:03,506 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 11:25:03,507 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 11:25:03,508 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 11:25:03,509 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 11:25:03,509 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 11:25:03,510 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 11:25:03,511 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 11:25:03,511 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 11:25:03,512 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 11:25:03,512 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 11:25:03,513 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 11:25:03,514 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 11:25:03,514 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 11:25:03,515 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-10-10 11:25:03,536 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 11:25:03,536 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 11:25:03,537 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 11:25:03,537 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 11:25:03,538 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 11:25:03,538 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 11:25:03,538 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 11:25:03,538 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 11:25:03,539 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 11:25:03,539 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 11:25:03,539 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 11:25:03,539 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 11:25:03,539 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 11:25:03,540 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 11:25:03,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 11:25:03,540 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 11:25:03,540 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 11:25:03,540 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 11:25:03,540 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 11:25:03,541 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 11:25:03,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 11:25:03,543 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 11:25:03,543 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 11:25:03,544 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-10 11:25:03,544 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 11:25:03,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Dump automata to the following directory -> dump [2018-10-10 11:25:03,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 11:25:03,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 11:25:03,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 11:25:03,613 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 11:25:03,614 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 11:25:03,615 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/StructInitialization_true-valid-memsafety_true-termination.c [2018-10-10 11:25:03,938 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb889eb4/6bf8b9d7dcee42bf9f7221e0658c5ac6/FLAGcd8e5559b [2018-10-10 11:25:04,139 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 11:25:04,139 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-memsafety/StructInitialization_true-valid-memsafety_true-termination.c [2018-10-10 11:25:04,147 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb889eb4/6bf8b9d7dcee42bf9f7221e0658c5ac6/FLAGcd8e5559b [2018-10-10 11:25:04,161 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb889eb4/6bf8b9d7dcee42bf9f7221e0658c5ac6 [2018-10-10 11:25:04,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 11:25:04,171 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 11:25:04,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 11:25:04,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 11:25:04,176 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 11:25:04,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42224589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04, skipping insertion in model container [2018-10-10 11:25:04,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 11:25:04,212 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 11:25:04,415 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:25:04,443 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 11:25:04,475 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:25:04,505 INFO L193 MainTranslator]: Completed translation [2018-10-10 11:25:04,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04 WrapperNode [2018-10-10 11:25:04,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 11:25:04,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 11:25:04,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 11:25:04,508 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 11:25:04,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 11:25:04,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 11:25:04,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 11:25:04,573 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 11:25:04,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (1/1) ... [2018-10-10 11:25:04,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 11:25:04,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 11:25:04,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 11:25:04,619 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 11:25:04,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 11:25:04,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 11:25:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 11:25:05,065 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 11:25:05,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:25:05 BoogieIcfgContainer [2018-10-10 11:25:05,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 11:25:05,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 11:25:05,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 11:25:05,072 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 11:25:05,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 11:25:04" (1/3) ... [2018-10-10 11:25:05,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e2c3af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:25:05, skipping insertion in model container [2018-10-10 11:25:05,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:04" (2/3) ... [2018-10-10 11:25:05,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e2c3af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:25:05, skipping insertion in model container [2018-10-10 11:25:05,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:25:05" (3/3) ... [2018-10-10 11:25:05,077 INFO L112 eAbstractionObserver]: Analyzing ICFG StructInitialization_true-valid-memsafety_true-termination.c [2018-10-10 11:25:05,090 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 11:25:05,100 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 11:25:05,122 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 11:25:05,177 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 11:25:05,178 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 11:25:05,178 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 11:25:05,179 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 11:25:05,179 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 11:25:05,179 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 11:25:05,179 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 11:25:05,180 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 11:25:05,180 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 11:25:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-10-10 11:25:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-10 11:25:05,204 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 11:25:05,205 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-10-10 11:25:05,210 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK]=== [2018-10-10 11:25:05,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 11:25:05,221 INFO L82 PathProgramCache]: Analyzing trace with hash 29857, now seen corresponding path program 1 times [2018-10-10 11:25:05,223 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 11:25:05,224 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 11:25:05,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 11:25:05,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 11:25:05,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 11:25:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 11:25:05,455 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 11:25:05,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 11:25:05,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-10 11:25:05,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-10 11:25:05,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-10 11:25:05,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-10 11:25:05,479 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-10-10 11:25:05,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 11:25:05,526 INFO L93 Difference]: Finished difference Result 5 states and 4 transitions. [2018-10-10 11:25:05,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-10 11:25:05,528 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-10-10 11:25:05,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 11:25:05,537 INFO L225 Difference]: With dead ends: 5 [2018-10-10 11:25:05,537 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 11:25:05,539 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-10 11:25:05,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 11:25:05,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 11:25:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 11:25:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 11:25:05,565 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2018-10-10 11:25:05,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 11:25:05,565 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 11:25:05,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-10 11:25:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 11:25:05,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 11:25:05,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 11:25:05 BoogieIcfgContainer [2018-10-10 11:25:05,571 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 11:25:05,572 INFO L168 Benchmark]: Toolchain (without parser) took 1401.37 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -736.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 11:25:05,574 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 11:25:05,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.11 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:05,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.49 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. [2018-10-10 11:25:05,576 INFO L168 Benchmark]: Boogie Preprocessor took 46.37 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. [2018-10-10 11:25:05,577 INFO L168 Benchmark]: RCFGBuilder took 447.76 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -763.6 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:05,578 INFO L168 Benchmark]: TraceAbstraction took 502.65 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:05,583 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 335.11 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 64.49 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 46.37 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 447.76 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -763.6 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 502.65 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 93]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...