java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/array02-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cceb4a [2018-01-29 22:33:47,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-29 22:33:47,763 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-29 22:33:47,779 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-29 22:33:47,780 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-29 22:33:47,781 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-29 22:33:47,782 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-29 22:33:47,784 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-29 22:33:47,786 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-29 22:33:47,787 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-29 22:33:47,788 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-29 22:33:47,788 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-29 22:33:47,789 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-29 22:33:47,790 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-29 22:33:47,791 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-29 22:33:47,794 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-29 22:33:47,796 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-29 22:33:47,798 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-29 22:33:47,799 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-29 22:33:47,800 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-29 22:33:47,803 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-29 22:33:47,808 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-29 22:33:47,808 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-29 22:33:47,809 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf [2018-01-29 22:33:47,818 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-29 22:33:47,818 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-29 22:33:47,819 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-29 22:33:47,819 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-29 22:33:47,819 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-29 22:33:47,819 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-29 22:33:47,820 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-29 22:33:47,820 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-29 22:33:47,820 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-29 22:33:47,820 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-29 22:33:47,821 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-29 22:33:47,822 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-29 22:33:47,822 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-29 22:33:47,822 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-29 22:33:47,822 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-29 22:33:47,822 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-29 22:33:47,822 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-29 22:33:47,823 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-29 22:33:47,823 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-29 22:33:47,823 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-29 22:33:47,823 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-29 22:33:47,823 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-29 22:33:47,823 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-29 22:33:47,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-29 22:33:47,824 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-29 22:33:47,824 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-29 22:33:47,825 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-29 22:33:47,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-29 22:33:47,867 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-29 22:33:47,871 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-29 22:33:47,872 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-29 22:33:47,873 INFO L276 PluginConnector]: CDTParser initialized [2018-01-29 22:33:47,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/array02-alloca_true-valid-memsafety_true-termination.i [2018-01-29 22:33:48,032 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-29 22:33:48,038 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-29 22:33:48,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-29 22:33:48,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-29 22:33:48,044 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-29 22:33:48,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a3c8102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48, skipping insertion in model container [2018-01-29 22:33:48,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,061 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 22:33:48,100 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 22:33:48,229 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 22:33:48,246 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 22:33:48,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48 WrapperNode [2018-01-29 22:33:48,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-29 22:33:48,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-29 22:33:48,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-29 22:33:48,252 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-29 22:33:48,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... [2018-01-29 22:33:48,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-29 22:33:48,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-29 22:33:48,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-29 22:33:48,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-29 22:33:48,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (1/1) ... No working directory specified, using /storage/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 [2018-01-29 22:33:48,335 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-29 22:33:48,335 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-29 22:33:48,336 INFO L136 BoogieDeclarations]: Found implementation of procedure test_fun [2018-01-29 22:33:48,336 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-29 22:33:48,336 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-29 22:33:48,336 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-29 22:33:48,336 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-29 22:33:48,336 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-29 22:33:48,336 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-29 22:33:48,337 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-29 22:33:48,337 INFO L128 BoogieDeclarations]: Found specification of procedure test_fun [2018-01-29 22:33:48,337 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-29 22:33:48,337 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-29 22:33:48,337 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-29 22:33:48,572 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-29 22:33:48,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:33:48 BoogieIcfgContainer [2018-01-29 22:33:48,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-29 22:33:48,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-29 22:33:48,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-29 22:33:48,576 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-29 22:33:48,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:33:48" (1/3) ... [2018-01-29 22:33:48,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e40408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:33:48, skipping insertion in model container [2018-01-29 22:33:48,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:33:48" (2/3) ... [2018-01-29 22:33:48,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e40408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:33:48, skipping insertion in model container [2018-01-29 22:33:48,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:33:48" (3/3) ... [2018-01-29 22:33:48,579 INFO L107 eAbstractionObserver]: Analyzing ICFG array02-alloca_true-valid-memsafety_true-termination.i [2018-01-29 22:33:48,585 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-29 22:33:48,591 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-01-29 22:33:48,628 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-29 22:33:48,628 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-29 22:33:48,628 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-29 22:33:48,628 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-29 22:33:48,628 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-29 22:33:48,628 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-29 22:33:48,629 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-29 22:33:48,629 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-29 22:33:48,629 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-29 22:33:48,648 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2018-01-29 22:33:48,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-29 22:33:48,655 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:33:48,656 INFO L350 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] [2018-01-29 22:33:48,656 INFO L371 AbstractCegarLoop]: === Iteration 1 === [test_funErr8RequiresViolation, test_funErr6RequiresViolation, test_funErr11RequiresViolation, test_funErr4RequiresViolation, test_funErr7RequiresViolation, test_funErr5RequiresViolation, test_funErr10RequiresViolation, test_funErr0RequiresViolation, test_funErr3RequiresViolation, test_funErr9RequiresViolation, test_funErr1RequiresViolation, test_funErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:33:48,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1594263380, now seen corresponding path program 1 times [2018-01-29 22:33:48,662 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:33:48,662 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:33:48,702 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:48,703 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:33:48,703 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:33:48,764 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:33:48,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:33:48,936 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:33:48,937 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-29 22:33:48,939 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-29 22:33:48,948 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-29 22:33:48,949 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-01-29 22:33:48,951 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 6 states. [2018-01-29 22:33:49,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:33:49,152 INFO L93 Difference]: Finished difference Result 118 states and 135 transitions. [2018-01-29 22:33:49,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-29 22:33:49,230 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-01-29 22:33:49,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:33:49,242 INFO L225 Difference]: With dead ends: 118 [2018-01-29 22:33:49,242 INFO L226 Difference]: Without dead ends: 63 [2018-01-29 22:33:49,245 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-01-29 22:33:49,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-01-29 22:33:49,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-01-29 22:33:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-01-29 22:33:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 66 transitions. [2018-01-29 22:33:49,276 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 66 transitions. Word has length 23 [2018-01-29 22:33:49,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:33:49,277 INFO L432 AbstractCegarLoop]: Abstraction has 63 states and 66 transitions. [2018-01-29 22:33:49,277 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-29 22:33:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2018-01-29 22:33:49,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-29 22:33:49,278 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:33:49,278 INFO L350 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] [2018-01-29 22:33:49,278 INFO L371 AbstractCegarLoop]: === Iteration 2 === [test_funErr8RequiresViolation, test_funErr6RequiresViolation, test_funErr11RequiresViolation, test_funErr4RequiresViolation, test_funErr7RequiresViolation, test_funErr5RequiresViolation, test_funErr10RequiresViolation, test_funErr0RequiresViolation, test_funErr3RequiresViolation, test_funErr9RequiresViolation, test_funErr1RequiresViolation, test_funErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:33:49,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1594263381, now seen corresponding path program 1 times [2018-01-29 22:33:49,278 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:33:49,278 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:33:49,279 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:49,279 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:33:49,279 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:33:49,298 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:33:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:33:49,459 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:33:49,459 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-01-29 22:33:49,461 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-01-29 22:33:49,461 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-01-29 22:33:49,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-01-29 22:33:49,462 INFO L87 Difference]: Start difference. First operand 63 states and 66 transitions. Second operand 8 states. [2018-01-29 22:33:49,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:33:49,691 INFO L93 Difference]: Finished difference Result 101 states and 107 transitions. [2018-01-29 22:33:49,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-01-29 22:33:49,691 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-01-29 22:33:49,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:33:49,696 INFO L225 Difference]: With dead ends: 101 [2018-01-29 22:33:49,696 INFO L226 Difference]: Without dead ends: 95 [2018-01-29 22:33:49,698 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-01-29 22:33:49,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-01-29 22:33:49,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 90. [2018-01-29 22:33:49,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-01-29 22:33:49,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 96 transitions. [2018-01-29 22:33:49,711 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 96 transitions. Word has length 23 [2018-01-29 22:33:49,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:33:49,712 INFO L432 AbstractCegarLoop]: Abstraction has 90 states and 96 transitions. [2018-01-29 22:33:49,712 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-01-29 22:33:49,712 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2018-01-29 22:33:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-29 22:33:49,713 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:33:49,713 INFO L350 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] [2018-01-29 22:33:49,713 INFO L371 AbstractCegarLoop]: === Iteration 3 === [test_funErr8RequiresViolation, test_funErr6RequiresViolation, test_funErr11RequiresViolation, test_funErr4RequiresViolation, test_funErr7RequiresViolation, test_funErr5RequiresViolation, test_funErr10RequiresViolation, test_funErr0RequiresViolation, test_funErr3RequiresViolation, test_funErr9RequiresViolation, test_funErr1RequiresViolation, test_funErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:33:49,713 INFO L82 PathProgramCache]: Analyzing trace with hash 954625981, now seen corresponding path program 1 times [2018-01-29 22:33:49,713 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:33:49,713 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:33:49,715 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:49,715 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:33:49,715 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:33:49,729 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:33:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:33:49,789 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:33:49,789 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-29 22:33:49,789 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-29 22:33:49,790 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-29 22:33:49,790 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-29 22:33:49,790 INFO L87 Difference]: Start difference. First operand 90 states and 96 transitions. Second operand 6 states. [2018-01-29 22:33:49,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:33:49,887 INFO L93 Difference]: Finished difference Result 99 states and 104 transitions. [2018-01-29 22:33:49,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-29 22:33:49,888 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-01-29 22:33:49,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:33:49,889 INFO L225 Difference]: With dead ends: 99 [2018-01-29 22:33:49,890 INFO L226 Difference]: Without dead ends: 93 [2018-01-29 22:33:49,890 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-01-29 22:33:49,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-29 22:33:49,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 90. [2018-01-29 22:33:49,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-01-29 22:33:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 95 transitions. [2018-01-29 22:33:49,901 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 95 transitions. Word has length 26 [2018-01-29 22:33:49,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:33:49,902 INFO L432 AbstractCegarLoop]: Abstraction has 90 states and 95 transitions. [2018-01-29 22:33:49,902 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-29 22:33:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2018-01-29 22:33:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-29 22:33:49,903 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:33:49,903 INFO L350 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-29 22:33:49,904 INFO L371 AbstractCegarLoop]: === Iteration 4 === [test_funErr8RequiresViolation, test_funErr6RequiresViolation, test_funErr11RequiresViolation, test_funErr4RequiresViolation, test_funErr7RequiresViolation, test_funErr5RequiresViolation, test_funErr10RequiresViolation, test_funErr0RequiresViolation, test_funErr3RequiresViolation, test_funErr9RequiresViolation, test_funErr1RequiresViolation, test_funErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:33:49,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1829160480, now seen corresponding path program 1 times [2018-01-29 22:33:49,904 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:33:49,904 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:33:49,905 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:49,906 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:33:49,906 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:33:49,924 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:33:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:33:50,119 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-29 22:33:50,119 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-29 22:33:50,127 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:33:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:33:50,151 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-29 22:33:50,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-01-29 22:33:50,190 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-29 22:33:50,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-01-29 22:33:50,197 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-01-29 22:33:50,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:33:50,510 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-29 22:33:50,510 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-01-29 22:33:50,511 INFO L409 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-01-29 22:33:50,511 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-01-29 22:33:50,511 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2018-01-29 22:33:50,511 INFO L87 Difference]: Start difference. First operand 90 states and 95 transitions. Second operand 18 states. [2018-01-29 22:33:51,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:33:51,089 INFO L93 Difference]: Finished difference Result 94 states and 99 transitions. [2018-01-29 22:33:51,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-01-29 22:33:51,090 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 36 [2018-01-29 22:33:51,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:33:51,091 INFO L225 Difference]: With dead ends: 94 [2018-01-29 22:33:51,091 INFO L226 Difference]: Without dead ends: 88 [2018-01-29 22:33:51,092 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=174, Invalid=582, Unknown=0, NotChecked=0, Total=756 [2018-01-29 22:33:51,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-01-29 22:33:51,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 59. [2018-01-29 22:33:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-01-29 22:33:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 62 transitions. [2018-01-29 22:33:51,101 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 62 transitions. Word has length 36 [2018-01-29 22:33:51,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:33:51,102 INFO L432 AbstractCegarLoop]: Abstraction has 59 states and 62 transitions. [2018-01-29 22:33:51,102 INFO L433 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-01-29 22:33:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2018-01-29 22:33:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-01-29 22:33:51,104 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:33:51,104 INFO L350 BasicCegarLoop]: trace histogram [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] [2018-01-29 22:33:51,104 INFO L371 AbstractCegarLoop]: === Iteration 5 === [test_funErr8RequiresViolation, test_funErr6RequiresViolation, test_funErr11RequiresViolation, test_funErr4RequiresViolation, test_funErr7RequiresViolation, test_funErr5RequiresViolation, test_funErr10RequiresViolation, test_funErr0RequiresViolation, test_funErr3RequiresViolation, test_funErr9RequiresViolation, test_funErr1RequiresViolation, test_funErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:33:51,104 INFO L82 PathProgramCache]: Analyzing trace with hash 2027793746, now seen corresponding path program 1 times [2018-01-29 22:33:51,104 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:33:51,105 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:33:51,106 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:51,106 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:33:51,106 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:33:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:33:51,124 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:33:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-01-29 22:33:51,181 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:33:51,181 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-29 22:33:51,181 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-29 22:33:51,181 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-29 22:33:51,181 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-29 22:33:51,182 INFO L87 Difference]: Start difference. First operand 59 states and 62 transitions. Second operand 4 states. [2018-01-29 22:33:51,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:33:51,235 INFO L93 Difference]: Finished difference Result 59 states and 62 transitions. [2018-01-29 22:33:51,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-29 22:33:51,235 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2018-01-29 22:33:51,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:33:51,236 INFO L225 Difference]: With dead ends: 59 [2018-01-29 22:33:51,236 INFO L226 Difference]: Without dead ends: 0 [2018-01-29 22:33:51,236 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-29 22:33:51,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-29 22:33:51,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-29 22:33:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-29 22:33:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-29 22:33:51,237 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-01-29 22:33:51,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:33:51,237 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-29 22:33:51,237 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-29 22:33:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-29 22:33:51,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-29 22:33:51,242 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-29 22:33:51,922 WARN L146 SmtUtils]: Spent 592ms on a formula simplification. DAG size of input: 57 DAG size of output 51 [2018-01-29 22:33:52,283 WARN L146 SmtUtils]: Spent 352ms on a formula simplification. DAG size of input: 51 DAG size of output 46 [2018-01-29 22:33:52,286 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,286 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 563) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point test_funErr6RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point L540(lines 540 555) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point L546(lines 546 549) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-01-29 22:33:52,287 INFO L399 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point test_funErr5RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L395 ceAbstractionStarter]: At program point L546'''''(lines 546 549) the Hoare annotation is: (or (not (= (select |#valid| |test_fun_#in~a.base|) 1)) (not (= 0 |test_fun_#in~a.offset|)) (let ((.cse0 (= test_fun_~a.offset 0)) (.cse1 (= 1 (select |#valid| test_fun_~a.base))) (.cse2 (<= |test_fun_#in~N| test_fun_~N))) (or (and .cse0 .cse1 .cse2 (<= 1 test_fun_~i~2) (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| test_fun_~a.base)) (<= test_fun_~N v_main_~array_size~6_BEFORE_CALL_1))) (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (<= (+ test_fun_~i~2 1) v_main_~array_size~6_BEFORE_CALL_1) (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| test_fun_~a.base))))) (let ((.cse3 (select |#length| test_fun_~a.base))) (and (<= 4 .cse3) .cse0 (= 0 test_fun_~i~2) .cse1 .cse2 (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (<= |test_fun_#in~N| v_main_~array_size~6_BEFORE_CALL_1) (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| test_fun_~a.base)))) (<= (* 4 test_fun_~N) .cse3))))) (< (select |#length| |test_fun_#in~a.base|) 4) (not (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (<= |test_fun_#in~N| v_main_~array_size~6_BEFORE_CALL_1) (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| |test_fun_#in~a.base|)))))) [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point test_funErr7RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point test_funErr11RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point L552''(line 552) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point L550''(line 550) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point L550'''''(lines 550 553) no Hoare annotation was computed. [2018-01-29 22:33:52,288 INFO L399 ceAbstractionStarter]: For program point L546'(line 546) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L546''''(line 546) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L545'''''(line 545) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L550'(line 550) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point test_funErr8RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point test_funEXIT(lines 540 555) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point test_funErr3RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L551'''(line 551) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L550''''(line 550) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L547''''(line 547) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L402 ceAbstractionStarter]: At program point test_funENTRY(lines 540 555) the Hoare annotation is: true [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L547'(line 547) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point L551''''(line 551) no Hoare annotation was computed. [2018-01-29 22:33:52,289 INFO L399 ceAbstractionStarter]: For program point test_funErr0RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L547''(line 547) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L551'(line 551) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point test_funErr1RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point test_funErr2RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L551''(line 551) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L545''''(line 545) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L547'''(line 547) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L548'(line 548) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point test_funErr10RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L545'''(lines 545 554) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2018-01-29 22:33:52,290 INFO L399 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point L552'(line 552) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point L550(lines 550 553) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point L545'''''''(lines 545 554) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L395 ceAbstractionStarter]: At program point L545''''''(lines 545 554) the Hoare annotation is: (let ((.cse4 (select |#length| test_fun_~a.base))) (let ((.cse0 (<= 4 .cse4)) (.cse1 (= test_fun_~a.offset 0)) (.cse2 (= 1 (select |#valid| test_fun_~a.base))) (.cse3 (<= |test_fun_#in~N| test_fun_~N))) (or (and .cse0 .cse1 (= 0 test_fun_~i~2) .cse2 .cse3 (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (<= |test_fun_#in~N| v_main_~array_size~6_BEFORE_CALL_1) (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| test_fun_~a.base)))) (<= (* 4 test_fun_~N) .cse4)) (not (= (select |#valid| |test_fun_#in~a.base|) 1)) (not (= 0 |test_fun_#in~a.offset|)) (and .cse0 .cse1 .cse2 .cse3 (<= 1 test_fun_~i~2) (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| test_fun_~a.base)) (<= test_fun_~N v_main_~array_size~6_BEFORE_CALL_1)))) (< (select |#length| |test_fun_#in~a.base|) 4) (not (exists ((v_main_~array_size~6_BEFORE_CALL_1 Int)) (and (<= |test_fun_#in~N| v_main_~array_size~6_BEFORE_CALL_1) (= (* 4 v_main_~array_size~6_BEFORE_CALL_1) (select |#length| |test_fun_#in~a.base|)))))))) [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point test_funErr9RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point L546''(line 546) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point L545'(lines 545 554) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point test_funErr4RequiresViolation(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point L548''(line 548) no Hoare annotation was computed. [2018-01-29 22:33:52,291 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 563) the Hoare annotation is: true [2018-01-29 22:33:52,291 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 563) the Hoare annotation is: true [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 563) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point L561'(line 561) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point L562'(line 562) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L395 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (let ((.cse0 (* 4 main_~array_size~6))) (and (= 1 (select |#valid| |main_#t~malloc10.base|)) (= 0 main_~numbers~6.offset) (<= 1 main_~array_size~6) (= 0 |main_#t~malloc10.offset|) (= (store |#valid| |main_#t~malloc10.base| (select (store |#valid| |main_#t~malloc10.base| 0) |main_#t~malloc10.base|)) |old(#valid)|) (= 1 (select |#valid| main_~numbers~6.base)) (= .cse0 (select |#length| |main_#t~malloc10.base|)) (= .cse0 (select |#length| main_~numbers~6.base)))) [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 556 563) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point L558(lines 558 560) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 556 563) no Hoare annotation was computed. [2018-01-29 22:33:52,292 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 556 563) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-29 22:33:52,293 INFO L399 ceAbstractionStarter]: For program point L558''(lines 558 560) no Hoare annotation was computed. [2018-01-29 22:33:52,293 INFO L399 ceAbstractionStarter]: For program point L557'(line 557) no Hoare annotation was computed. [2018-01-29 22:33:52,293 INFO L399 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 556 563) no Hoare annotation was computed. [2018-01-29 22:33:52,300 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,301 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,302 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,302 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,302 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,302 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,303 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,303 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,305 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,306 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,306 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,306 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,306 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,307 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,307 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,312 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,312 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,312 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,313 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,313 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,313 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,313 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,314 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,314 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,314 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,314 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,315 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,315 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,315 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,315 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,319 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,319 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,319 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,320 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,320 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,320 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,320 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,321 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,321 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,321 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,321 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,322 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,322 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,324 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,324 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,325 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,325 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,325 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,326 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,326 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,326 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,326 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,327 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,327 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,327 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,327 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 10:33:52 BoogieIcfgContainer [2018-01-29 22:33:52,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-29 22:33:52,330 INFO L168 Benchmark]: Toolchain (without parser) took 4297.68 ms. Allocated memory was 307.8 MB in the beginning and 503.8 MB in the end (delta: 196.1 MB). Free memory was 266.6 MB in the beginning and 444.5 MB in the end (delta: -177.8 MB). Peak memory consumption was 131.4 MB. Max. memory is 5.3 GB. [2018-01-29 22:33:52,332 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 307.8 MB. Free memory is still 272.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 22:33:52,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.89 ms. Allocated memory is still 307.8 MB. Free memory was 266.6 MB in the beginning and 256.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-29 22:33:52,333 INFO L168 Benchmark]: Boogie Preprocessor took 29.60 ms. Allocated memory is still 307.8 MB. Free memory was 256.7 MB in the beginning and 254.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-29 22:33:52,334 INFO L168 Benchmark]: RCFGBuilder took 290.77 ms. Allocated memory is still 307.8 MB. Free memory was 254.7 MB in the beginning and 233.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 5.3 GB. [2018-01-29 22:33:52,334 INFO L168 Benchmark]: TraceAbstraction took 3756.42 ms. Allocated memory was 307.8 MB in the beginning and 503.8 MB in the end (delta: 196.1 MB). Free memory was 233.7 MB in the beginning and 444.5 MB in the end (delta: -210.7 MB). Peak memory consumption was 98.5 MB. Max. memory is 5.3 GB. [2018-01-29 22:33:52,336 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 307.8 MB. Free memory is still 272.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 212.89 ms. Allocated memory is still 307.8 MB. Free memory was 266.6 MB in the beginning and 256.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.60 ms. Allocated memory is still 307.8 MB. Free memory was 256.7 MB in the beginning and 254.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 290.77 ms. Allocated memory is still 307.8 MB. Free memory was 254.7 MB in the beginning and 233.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3756.42 ms. Allocated memory was 307.8 MB in the beginning and 503.8 MB in the end (delta: 196.1 MB). Free memory was 233.7 MB in the beginning and 444.5 MB in the end (delta: -210.7 MB). Peak memory consumption was 98.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold - InvariantResult [Line: 546]: Loop Invariant [2018-01-29 22:33:52,343 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,344 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,344 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,344 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,344 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,344 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,345 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,345 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,345 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,345 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,346 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,346 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,346 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,346 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,346 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,348 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,348 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,348 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,349 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,349 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,349 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,349 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,350 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,350 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,350 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,350 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,350 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,351 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,351 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,351 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((!(\valid[a] == 1) || !(0 == a)) || (((((a == 0 && 1 == \valid[a]) && \old(N) <= N) && 1 <= i) && (\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a] && N <= v_main_~array_size~6_BEFORE_CALL_1)) && (\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: i + 1 <= v_main_~array_size~6_BEFORE_CALL_1 && 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a])) || ((((((4 <= unknown-#length-unknown[a] && a == 0) && 0 == i) && 1 == \valid[a]) && \old(N) <= N) && (\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: \old(N) <= v_main_~array_size~6_BEFORE_CALL_1 && 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a])) && 4 * N <= unknown-#length-unknown[a])) || unknown-#length-unknown[a] < 4) || !(\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: \old(N) <= v_main_~array_size~6_BEFORE_CALL_1 && 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a]) - InvariantResult [Line: 545]: Loop Invariant [2018-01-29 22:33:52,352 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,352 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,353 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,353 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,353 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,353 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,354 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,354 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,354 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,354 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,355 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,355 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,355 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,357 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,357 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,357 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,358 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,358 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,358 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~6_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:33:52,358 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,358 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,359 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,359 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,359 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,359 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:33:52,359 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((((4 <= unknown-#length-unknown[a] && a == 0) && 0 == i) && 1 == \valid[a]) && \old(N) <= N) && (\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: \old(N) <= v_main_~array_size~6_BEFORE_CALL_1 && 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a])) && 4 * N <= unknown-#length-unknown[a]) || !(\valid[a] == 1)) || !(0 == a)) || (((((4 <= unknown-#length-unknown[a] && a == 0) && 1 == \valid[a]) && \old(N) <= N) && 1 <= i) && (\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a] && N <= v_main_~array_size~6_BEFORE_CALL_1))) || unknown-#length-unknown[a] < 4) || !(\exists v_main_~array_size~6_BEFORE_CALL_1 : int :: \old(N) <= v_main_~array_size~6_BEFORE_CALL_1 && 4 * v_main_~array_size~6_BEFORE_CALL_1 == unknown-#length-unknown[a]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 72 locations, 13 error locations. SAFE Result, 3.6s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 270 SDtfs, 750 SDslu, 856 SDs, 0 SdLazy, 483 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90occurred in iteration=2, 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, 5 MinimizatonAttempts, 37 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 11 NumberOfFragments, 266 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 230 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 177 ConstructedInterpolants, 23 QuantifiedInterpolants, 36980 SizeOfPredicates, 8 NumberOfNonLiveVariables, 95 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 4/10 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/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/array02-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-29_22-33-52-365.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/array02-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-29_22-33-52-365.csv Received shutdown request...