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/stroeder1-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cceb4a [2018-01-29 22:51:33,709 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-29 22:51:33,711 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-29 22:51:33,726 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-29 22:51:33,726 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-29 22:51:33,727 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-29 22:51:33,728 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-29 22:51:33,730 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-29 22:51:33,732 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-29 22:51:33,733 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-29 22:51:33,734 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-29 22:51:33,734 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-29 22:51:33,735 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-29 22:51:33,736 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-29 22:51:33,737 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-29 22:51:33,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-29 22:51:33,742 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-29 22:51:33,744 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-29 22:51:33,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-29 22:51:33,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-29 22:51:33,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-29 22:51:33,754 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-29 22:51:33,754 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-29 22:51:33,755 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 22:51:33,763 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-29 22:51:33,764 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-29 22:51:33,765 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-29 22:51:33,765 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-29 22:51:33,765 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-29 22:51:33,765 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-29 22:51:33,765 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-29 22:51:33,766 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-29 22:51:33,766 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-29 22:51:33,766 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-29 22:51:33,766 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-29 22:51:33,766 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-29 22:51:33,766 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-29 22:51:33,766 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-29 22:51:33,767 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-29 22:51:33,767 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-29 22:51:33,767 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-29 22:51:33,767 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-29 22:51:33,767 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-29 22:51:33,767 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-29 22:51:33,767 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-29 22:51:33,768 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-29 22:51:33,768 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-29 22:51:33,768 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-29 22:51:33,768 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-29 22:51:33,768 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-29 22:51:33,769 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-29 22:51:33,769 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-29 22:51:33,769 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-29 22:51:33,769 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-29 22:51:33,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-29 22:51:33,769 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-29 22:51:33,770 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-29 22:51:33,770 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-29 22:51:33,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-29 22:51:33,815 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-29 22:51:33,818 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-29 22:51:33,819 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-29 22:51:33,820 INFO L276 PluginConnector]: CDTParser initialized [2018-01-29 22:51:33,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/stroeder1-alloca_true-valid-memsafety_true-termination.i [2018-01-29 22:51:33,977 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-29 22:51:33,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-29 22:51:33,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-29 22:51:33,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-29 22:51:33,988 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-29 22:51:33,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:51:33" (1/1) ... [2018-01-29 22:51:33,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51fea89f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:33, skipping insertion in model container [2018-01-29 22:51:33,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:51:33" (1/1) ... [2018-01-29 22:51:34,005 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 22:51:34,042 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 22:51:34,155 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 22:51:34,173 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 22:51:34,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34 WrapperNode [2018-01-29 22:51:34,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-29 22:51:34,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-29 22:51:34,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-29 22:51:34,182 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-29 22:51:34,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (1/1) ... [2018-01-29 22:51:34,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-29 22:51:34,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-29 22:51:34,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-29 22:51:34,220 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-29 22:51:34,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (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 22:51:34,276 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-29 22:51:34,276 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-29 22:51:34,276 INFO L136 BoogieDeclarations]: Found implementation of procedure sumOfThirdBytes [2018-01-29 22:51:34,276 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-29 22:51:34,276 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-29 22:51:34,277 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-29 22:51:34,277 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-29 22:51:34,277 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-29 22:51:34,277 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-29 22:51:34,277 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-29 22:51:34,277 INFO L128 BoogieDeclarations]: Found specification of procedure sumOfThirdBytes [2018-01-29 22:51:34,278 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-29 22:51:34,278 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-29 22:51:34,278 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-29 22:51:34,468 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-29 22:51:34,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:51:34 BoogieIcfgContainer [2018-01-29 22:51:34,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-29 22:51:34,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-29 22:51:34,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-29 22:51:34,472 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-29 22:51:34,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:51:33" (1/3) ... [2018-01-29 22:51:34,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d91de7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:51:34, skipping insertion in model container [2018-01-29 22:51:34,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:34" (2/3) ... [2018-01-29 22:51:34,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d91de7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:51:34, skipping insertion in model container [2018-01-29 22:51:34,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:51:34" (3/3) ... [2018-01-29 22:51:34,475 INFO L107 eAbstractionObserver]: Analyzing ICFG stroeder1-alloca_true-valid-memsafety_true-termination.i [2018-01-29 22:51:34,482 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-29 22:51:34,489 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-01-29 22:51:34,536 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-29 22:51:34,536 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-29 22:51:34,536 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-29 22:51:34,536 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-29 22:51:34,537 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-29 22:51:34,537 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-29 22:51:34,537 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-29 22:51:34,537 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-29 22:51:34,538 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-29 22:51:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2018-01-29 22:51:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-29 22:51:34,558 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:51:34,559 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] [2018-01-29 22:51:34,559 INFO L371 AbstractCegarLoop]: === Iteration 1 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr0RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:51:34,563 INFO L82 PathProgramCache]: Analyzing trace with hash 703932375, now seen corresponding path program 1 times [2018-01-29 22:51:34,566 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:51:34,566 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:51:34,623 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:34,623 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:51:34,623 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:51:34,687 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:51:34,869 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 22:51:34,872 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:51:34,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-29 22:51:34,875 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-29 22:51:34,888 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-29 22:51:34,889 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-29 22:51:34,890 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 7 states. [2018-01-29 22:51:35,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:51:35,155 INFO L93 Difference]: Finished difference Result 65 states and 68 transitions. [2018-01-29 22:51:35,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-29 22:51:35,156 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-01-29 22:51:35,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:51:35,167 INFO L225 Difference]: With dead ends: 65 [2018-01-29 22:51:35,168 INFO L226 Difference]: Without dead ends: 48 [2018-01-29 22:51:35,171 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-01-29 22:51:35,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-01-29 22:51:35,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 42. [2018-01-29 22:51:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-01-29 22:51:35,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2018-01-29 22:51:35,204 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 25 [2018-01-29 22:51:35,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:51:35,205 INFO L432 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2018-01-29 22:51:35,205 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-29 22:51:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-01-29 22:51:35,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-29 22:51:35,206 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:51:35,206 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] [2018-01-29 22:51:35,206 INFO L371 AbstractCegarLoop]: === Iteration 2 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr0RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:51:35,207 INFO L82 PathProgramCache]: Analyzing trace with hash 703932376, now seen corresponding path program 1 times [2018-01-29 22:51:35,207 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:51:35,207 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:51:35,208 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:35,208 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:51:35,208 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:51:35,231 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:51:35,411 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 22:51:35,412 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:51:35,412 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-01-29 22:51:35,414 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-01-29 22:51:35,414 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-01-29 22:51:35,414 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-01-29 22:51:35,415 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 10 states. [2018-01-29 22:51:35,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:51:35,649 INFO L93 Difference]: Finished difference Result 62 states and 65 transitions. [2018-01-29 22:51:35,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-01-29 22:51:35,650 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2018-01-29 22:51:35,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:51:35,651 INFO L225 Difference]: With dead ends: 62 [2018-01-29 22:51:35,651 INFO L226 Difference]: Without dead ends: 61 [2018-01-29 22:51:35,652 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2018-01-29 22:51:35,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-01-29 22:51:35,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 47. [2018-01-29 22:51:35,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-01-29 22:51:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2018-01-29 22:51:35,659 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 25 [2018-01-29 22:51:35,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:51:35,659 INFO L432 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2018-01-29 22:51:35,660 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-01-29 22:51:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2018-01-29 22:51:35,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-01-29 22:51:35,660 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:51:35,661 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, 1, 1, 1, 1, 1] [2018-01-29 22:51:35,661 INFO L371 AbstractCegarLoop]: === Iteration 3 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr0RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:51:35,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1391436582, now seen corresponding path program 1 times [2018-01-29 22:51:35,661 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:51:35,661 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:51:35,662 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:35,663 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:51:35,663 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:51:35,678 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:51:35,754 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 22:51:35,754 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:51:35,755 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-29 22:51:35,755 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-29 22:51:35,755 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-29 22:51:35,756 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-01-29 22:51:35,756 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand 6 states. [2018-01-29 22:51:35,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:51:35,824 INFO L93 Difference]: Finished difference Result 61 states and 62 transitions. [2018-01-29 22:51:35,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-29 22:51:35,825 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-01-29 22:51:35,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:51:35,826 INFO L225 Difference]: With dead ends: 61 [2018-01-29 22:51:35,826 INFO L226 Difference]: Without dead ends: 51 [2018-01-29 22:51:35,827 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 22:51:35,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-01-29 22:51:35,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 47. [2018-01-29 22:51:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-01-29 22:51:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 48 transitions. [2018-01-29 22:51:35,837 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 48 transitions. Word has length 31 [2018-01-29 22:51:35,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:51:35,838 INFO L432 AbstractCegarLoop]: Abstraction has 47 states and 48 transitions. [2018-01-29 22:51:35,838 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-29 22:51:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-01-29 22:51:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-29 22:51:35,839 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:51:35,839 INFO L350 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-29 22:51:35,840 INFO L371 AbstractCegarLoop]: === Iteration 4 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr0RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:51:35,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1680232180, now seen corresponding path program 1 times [2018-01-29 22:51:35,840 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:51:35,840 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:51:35,841 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:35,841 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:51:35,842 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:51:35,860 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:51:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:51:36,082 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-29 22:51:36,082 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 22:51:36,088 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:51:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:51:36,114 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-29 22:51:36,161 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 22:51:36,163 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-29 22:51:36,167 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-01-29 22:51:36,168 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-01-29 22:51:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 22:51:36,982 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-29 22:51:36,982 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-01-29 22:51:36,983 INFO L409 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-01-29 22:51:36,983 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-01-29 22:51:36,983 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=402, Unknown=2, NotChecked=0, Total=462 [2018-01-29 22:51:36,984 INFO L87 Difference]: Start difference. First operand 47 states and 48 transitions. Second operand 22 states. [2018-01-29 22:51:37,568 WARN L143 SmtUtils]: Spent 133ms on a formula simplification that was a NOOP. DAG size: 41 [2018-01-29 22:51:37,897 WARN L143 SmtUtils]: Spent 306ms on a formula simplification that was a NOOP. DAG size: 43 [2018-01-29 22:51:38,384 WARN L143 SmtUtils]: Spent 291ms on a formula simplification that was a NOOP. DAG size: 41 [2018-01-29 22:51:38,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:51:38,417 INFO L93 Difference]: Finished difference Result 58 states and 60 transitions. [2018-01-29 22:51:38,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-01-29 22:51:38,417 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 35 [2018-01-29 22:51:38,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:51:38,418 INFO L225 Difference]: With dead ends: 58 [2018-01-29 22:51:38,419 INFO L226 Difference]: Without dead ends: 57 [2018-01-29 22:51:38,419 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=245, Invalid=943, Unknown=2, NotChecked=0, Total=1190 [2018-01-29 22:51:38,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-01-29 22:51:38,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 43. [2018-01-29 22:51:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-01-29 22:51:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2018-01-29 22:51:38,425 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 35 [2018-01-29 22:51:38,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:51:38,425 INFO L432 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2018-01-29 22:51:38,425 INFO L433 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-01-29 22:51:38,425 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-01-29 22:51:38,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-01-29 22:51:38,426 INFO L342 BasicCegarLoop]: Found error trace [2018-01-29 22:51:38,426 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, 1, 1] [2018-01-29 22:51:38,426 INFO L371 AbstractCegarLoop]: === Iteration 5 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr0RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 22:51:38,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1102219942, now seen corresponding path program 1 times [2018-01-29 22:51:38,427 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 22:51:38,427 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 22:51:38,427 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:38,428 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 22:51:38,428 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 22:51:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 22:51:38,447 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 22:51:38,526 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 22:51:38,527 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 22:51:38,528 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-29 22:51:38,528 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-29 22:51:38,528 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-29 22:51:38,528 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-29 22:51:38,529 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 4 states. [2018-01-29 22:51:38,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 22:51:38,615 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2018-01-29 22:51:38,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-29 22:51:38,616 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 41 [2018-01-29 22:51:38,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 22:51:38,616 INFO L225 Difference]: With dead ends: 43 [2018-01-29 22:51:38,616 INFO L226 Difference]: Without dead ends: 0 [2018-01-29 22:51:38,617 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 22:51:38,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-29 22:51:38,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-29 22:51:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-29 22:51:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-29 22:51:38,617 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2018-01-29 22:51:38,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 22:51:38,618 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-29 22:51:38,618 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-29 22:51:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-29 22:51:38,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-29 22:51:38,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-29 22:51:38,650 WARN L137 erpolLogProxyWrapper]: Already inconsistent. [2018-01-29 22:51:38,920 WARN L146 SmtUtils]: Spent 205ms on a formula simplification. DAG size of input: 49 DAG size of output 42 [2018-01-29 22:51:38,923 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,923 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,923 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 559) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-29 22:51:38,923 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,923 INFO L399 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-01-29 22:51:38,923 INFO L399 ceAbstractionStarter]: For program point L540(lines 540 551) no Hoare annotation was computed. [2018-01-29 22:51:38,923 INFO L399 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point sumOfThirdBytesFINAL(lines 540 551) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L545''''(line 545) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point sumOfThirdBytesEXIT(lines 540 551) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L548'(line 548) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point sumOfThirdBytesErr1RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L545'''''(line 545) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L545'''(lines 545 549) no Hoare annotation was computed. [2018-01-29 22:51:38,924 INFO L399 ceAbstractionStarter]: For program point L542'(line 542) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point L545'''''''(lines 545 549) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L395 ceAbstractionStarter]: At program point L545''''''(lines 545 549) the Hoare annotation is: (let ((.cse0 (<= |sumOfThirdBytes_#in~array_size| sumOfThirdBytes_~array_size)) (.cse1 (<= 4 (select |#length| |sumOfThirdBytes_~#numbers.base|))) (.cse2 (exists ((v_main_~array_size~4_BEFORE_CALL_1 Int)) (and (= (select |#length| |sumOfThirdBytes_~#numbers.base|) (* 4 v_main_~array_size~4_BEFORE_CALL_1)) (<= sumOfThirdBytes_~array_size v_main_~array_size~4_BEFORE_CALL_1)))) (.cse3 (= 1 (select |#valid| |sumOfThirdBytes_~#numbers.base|))) (.cse4 (= |sumOfThirdBytes_~#numbers.offset| 0))) (or (not (= (select |#valid| |sumOfThirdBytes_#in~numbers.base|) 1)) (and .cse0 .cse1 (= 0 sumOfThirdBytes_~i~2) .cse2 .cse3 .cse4) (and (<= 1 sumOfThirdBytes_~i~2) .cse0 .cse1 .cse2 .cse3 .cse4) (not (exists ((v_main_~array_size~4_BEFORE_CALL_1 Int)) (and (= (select |#length| |sumOfThirdBytes_#in~numbers.base|) (* 4 v_main_~array_size~4_BEFORE_CALL_1)) (<= |sumOfThirdBytes_#in~array_size| v_main_~array_size~4_BEFORE_CALL_1)))) (not (= 0 |sumOfThirdBytes_#in~numbers.offset|)) (< (select |#length| |sumOfThirdBytes_#in~numbers.base|) 4))) [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point sumOfThirdBytesErr0RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L402 ceAbstractionStarter]: At program point sumOfThirdBytesENTRY(lines 540 551) the Hoare annotation is: true [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point L545'(lines 545 549) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point L548''(line 548) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 559) the Hoare annotation is: true [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 559) the Hoare annotation is: true [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 559) no Hoare annotation was computed. [2018-01-29 22:51:38,925 INFO L399 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point L553'(line 553) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 552 559) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point L554(lines 554 556) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L395 ceAbstractionStarter]: At program point L558(line 558) the Hoare annotation is: (let ((.cse0 (* 4 main_~array_size~4))) (and (<= 1 main_~array_size~4) (= 1 (select |#valid| |main_#t~malloc3.base|)) (= .cse0 (select |#length| |main_#t~malloc3.base|)) (= 1 (select |#valid| main_~numbers~4.base)) (= 0 |main_#t~malloc3.offset|) (= (store |#valid| |main_#t~malloc3.base| (select (store |#valid| |main_#t~malloc3.base| 0) |main_#t~malloc3.base|)) |old(#valid)|) (= 0 main_~numbers~4.offset) (= .cse0 (select |#length| main_~numbers~4.base)))) [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 552 559) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 552 559) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point L558'''(line 558) no Hoare annotation was computed. [2018-01-29 22:51:38,926 INFO L399 ceAbstractionStarter]: For program point L558''(line 558) no Hoare annotation was computed. [2018-01-29 22:51:38,927 INFO L399 ceAbstractionStarter]: For program point L557'(line 557) no Hoare annotation was computed. [2018-01-29 22:51:38,927 INFO L399 ceAbstractionStarter]: For program point L554''(lines 554 556) no Hoare annotation was computed. [2018-01-29 22:51:38,927 INFO L399 ceAbstractionStarter]: For program point L558'(line 558) no Hoare annotation was computed. [2018-01-29 22:51:38,927 INFO L399 ceAbstractionStarter]: For program point L557''(line 557) no Hoare annotation was computed. [2018-01-29 22:51:38,927 INFO L399 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 552 559) no Hoare annotation was computed. [2018-01-29 22:51:38,934 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,935 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,935 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,936 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,936 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,936 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,938 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,939 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,939 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,940 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,940 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,940 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,945 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,945 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,946 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,946 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,946 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,947 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,947 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,947 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,947 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,948 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,948 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,948 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 10:51:38 BoogieIcfgContainer [2018-01-29 22:51:38,951 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-29 22:51:38,952 INFO L168 Benchmark]: Toolchain (without parser) took 4974.53 ms. Allocated memory was 308.8 MB in the beginning and 499.6 MB in the end (delta: 190.8 MB). Free memory was 268.7 MB in the beginning and 393.7 MB in the end (delta: -125.0 MB). Peak memory consumption was 65.8 MB. Max. memory is 5.3 GB. [2018-01-29 22:51:38,953 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 308.8 MB. Free memory is still 274.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 22:51:38,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.09 ms. Allocated memory is still 308.8 MB. Free memory was 267.7 MB in the beginning and 257.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 5.3 GB. [2018-01-29 22:51:38,954 INFO L168 Benchmark]: Boogie Preprocessor took 38.48 ms. Allocated memory is still 308.8 MB. Free memory was 257.4 MB in the beginning and 256.4 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-29 22:51:38,954 INFO L168 Benchmark]: RCFGBuilder took 248.70 ms. Allocated memory is still 308.8 MB. Free memory was 256.4 MB in the beginning and 240.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 5.3 GB. [2018-01-29 22:51:38,955 INFO L168 Benchmark]: TraceAbstraction took 4481.63 ms. Allocated memory was 308.8 MB in the beginning and 499.6 MB in the end (delta: 190.8 MB). Free memory was 240.1 MB in the beginning and 393.7 MB in the end (delta: -153.6 MB). Peak memory consumption was 37.3 MB. Max. memory is 5.3 GB. [2018-01-29 22:51:38,957 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 308.8 MB. Free memory is still 274.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 198.09 ms. Allocated memory is still 308.8 MB. Free memory was 267.7 MB in the beginning and 257.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.48 ms. Allocated memory is still 308.8 MB. Free memory was 257.4 MB in the beginning and 256.4 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 248.70 ms. Allocated memory is still 308.8 MB. Free memory was 256.4 MB in the beginning and 240.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 4481.63 ms. Allocated memory was 308.8 MB in the beginning and 499.6 MB in the end (delta: 190.8 MB). Free memory was 240.1 MB in the beginning and 393.7 MB in the end (delta: -153.6 MB). Peak memory consumption was 37.3 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~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_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 * 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: 552]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant [2018-01-29 22:51:38,962 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,963 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,963 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,963 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,963 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,964 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,964 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,964 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,964 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,965 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,965 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,965 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,967 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,967 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,967 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,968 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,968 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,968 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~4_BEFORE_CALL_1,QUANTIFIED] [2018-01-29 22:51:38,968 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,969 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,969 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,969 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,969 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-29 22:51:38,969 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((!(\valid[numbers] == 1) || (((((\old(array_size) <= array_size && 4 <= unknown-#length-unknown[numbers]) && 0 == i) && (\exists v_main_~array_size~4_BEFORE_CALL_1 : int :: unknown-#length-unknown[numbers] == 4 * v_main_~array_size~4_BEFORE_CALL_1 && array_size <= v_main_~array_size~4_BEFORE_CALL_1)) && 1 == \valid[numbers]) && numbers == 0)) || (((((1 <= i && \old(array_size) <= array_size) && 4 <= unknown-#length-unknown[numbers]) && (\exists v_main_~array_size~4_BEFORE_CALL_1 : int :: unknown-#length-unknown[numbers] == 4 * v_main_~array_size~4_BEFORE_CALL_1 && array_size <= v_main_~array_size~4_BEFORE_CALL_1)) && 1 == \valid[numbers]) && numbers == 0)) || !(\exists v_main_~array_size~4_BEFORE_CALL_1 : int :: unknown-#length-unknown[numbers] == 4 * v_main_~array_size~4_BEFORE_CALL_1 && \old(array_size) <= v_main_~array_size~4_BEFORE_CALL_1)) || !(0 == numbers)) || unknown-#length-unknown[numbers] < 4 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 46 locations, 3 error locations. SAFE Result, 4.3s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 189 SDtfs, 336 SDslu, 796 SDs, 0 SdLazy, 486 SolverSat, 44 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred 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, 38 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 8 NumberOfFragments, 148 HoareAnnotationTreeSize, 7 FomulaSimplifications, 245 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 141 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 186 ConstructedInterpolants, 22 QuantifiedInterpolants, 37900 SizeOfPredicates, 11 NumberOfNonLiveVariables, 99 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 4/12 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/stroeder1-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-29_22-51-38-975.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stroeder1-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-29_22-51-38-975.csv Received shutdown request...