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.epf -i ../../../trunk/examples/svcomp/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 11:49:16,502 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 11:49:16,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 11:49:16,518 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 11:49:16,518 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 11:49:16,519 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 11:49:16,520 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 11:49:16,521 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 11:49:16,522 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 11:49:16,523 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 11:49:16,524 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 11:49:16,524 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 11:49:16,524 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 11:49:16,525 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 11:49:16,542 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 11:49:16,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 11:49:16,547 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 11:49:16,549 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 11:49:16,550 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 11:49:16,551 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 11:49:16,553 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-24 11:49:16,558 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 11:49:16,558 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 11:49:16,559 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.epf [2018-01-24 11:49:16,568 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 11:49:16,568 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 11:49:16,569 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 11:49:16,569 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 11:49:16,570 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 11:49:16,570 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 11:49:16,570 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 11:49:16,570 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 11:49:16,571 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 11:49:16,571 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 11:49:16,571 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 11:49:16,571 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 11:49:16,571 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 11:49:16,572 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 11:49:16,572 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 11:49:16,572 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 11:49:16,572 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 11:49:16,572 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 11:49:16,572 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 11:49:16,573 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 11:49:16,573 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 11:49:16,574 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 11:49:16,574 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 11:49:16,574 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 11:49:16,575 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 11:49:16,575 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 11:49:16,575 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 11:49:16,575 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 11:49:16,575 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 11:49:16,575 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 11:49:16,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 11:49:16,576 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 11:49:16,577 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 11:49:16,577 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 11:49:16,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 11:49:16,623 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 11:49:16,627 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 11:49:16,628 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 11:49:16,628 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 11:49:16,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-01-24 11:49:16,776 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 11:49:16,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 11:49:16,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 11:49:16,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 11:49:16,790 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 11:49:16,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:16,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e47ad9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16, skipping insertion in model container [2018-01-24 11:49:16,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:16,811 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 11:49:16,853 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 11:49:16,967 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 11:49:16,981 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 11:49:16,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16 WrapperNode [2018-01-24 11:49:16,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 11:49:16,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 11:49:16,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 11:49:16,987 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 11:49:16,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:16,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:17,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:17,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:17,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:17,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:17,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (1/1) ... [2018-01-24 11:49:17,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 11:49:17,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 11:49:17,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 11:49:17,019 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 11:49:17,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (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 [2018-01-24 11:49:17,063 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 11:49:17,063 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 11:49:17,063 INFO L136 BoogieDeclarations]: Found implementation of procedure sumOfThirdBytes [2018-01-24 11:49:17,064 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure sumOfThirdBytes [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 11:49:17,064 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 11:49:17,065 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 11:49:17,237 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 11:49:17,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 11:49:17 BoogieIcfgContainer [2018-01-24 11:49:17,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 11:49:17,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-24 11:49:17,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-24 11:49:17,240 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-24 11:49:17,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.01 11:49:16" (1/3) ... [2018-01-24 11:49:17,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a60777f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.01 11:49:17, skipping insertion in model container [2018-01-24 11:49:17,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 11:49:16" (2/3) ... [2018-01-24 11:49:17,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a60777f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.01 11:49:17, skipping insertion in model container [2018-01-24 11:49:17,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 11:49:17" (3/3) ... [2018-01-24 11:49:17,244 INFO L105 eAbstractionObserver]: Analyzing ICFG stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-01-24 11:49:17,251 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-24 11:49:17,256 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-01-24 11:49:17,299 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-24 11:49:17,300 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-24 11:49:17,300 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-24 11:49:17,300 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-24 11:49:17,300 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-24 11:49:17,300 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-24 11:49:17,300 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-24 11:49:17,301 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-24 11:49:17,301 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-24 11:49:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-01-24 11:49:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-01-24 11:49:17,328 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 11:49:17,329 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 11:49:17,329 INFO L371 AbstractCegarLoop]: === Iteration 1 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr4RequiresViolation, sumOfThirdBytesErr5RequiresViolation, sumOfThirdBytesErr0RequiresViolation, sumOfThirdBytesErr3RequiresViolation, sumOfThirdBytesErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-24 11:49:17,334 INFO L82 PathProgramCache]: Analyzing trace with hash -55325045, now seen corresponding path program 1 times [2018-01-24 11:49:17,336 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-24 11:49:17,337 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-24 11:49:17,391 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:17,391 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:17,391 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:17,452 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 11:49:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:17,614 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 11:49:17,614 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-24 11:49:17,616 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-24 11:49:17,626 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-24 11:49:17,627 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-24 11:49:17,629 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 7 states. [2018-01-24 11:49:17,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 11:49:17,893 INFO L93 Difference]: Finished difference Result 67 states and 79 transitions. [2018-01-24 11:49:17,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-24 11:49:17,894 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2018-01-24 11:49:17,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 11:49:17,905 INFO L225 Difference]: With dead ends: 67 [2018-01-24 11:49:17,905 INFO L226 Difference]: Without dead ends: 37 [2018-01-24 11:49:17,908 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-01-24 11:49:17,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-01-24 11:49:17,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 32. [2018-01-24 11:49:17,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-01-24 11:49:17,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2018-01-24 11:49:17,940 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 15 [2018-01-24 11:49:17,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 11:49:17,941 INFO L432 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2018-01-24 11:49:17,941 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-24 11:49:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-01-24 11:49:17,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-01-24 11:49:17,942 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 11:49:17,942 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 11:49:17,942 INFO L371 AbstractCegarLoop]: === Iteration 2 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr4RequiresViolation, sumOfThirdBytesErr5RequiresViolation, sumOfThirdBytesErr0RequiresViolation, sumOfThirdBytesErr3RequiresViolation, sumOfThirdBytesErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-24 11:49:17,942 INFO L82 PathProgramCache]: Analyzing trace with hash -55325044, now seen corresponding path program 1 times [2018-01-24 11:49:17,942 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-24 11:49:17,942 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-24 11:49:17,944 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:17,944 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:17,944 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:17,966 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 11:49:18,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:18,115 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 11:49:18,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-24 11:49:18,117 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-24 11:49:18,117 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-24 11:49:18,117 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-24 11:49:18,117 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand 7 states. [2018-01-24 11:49:18,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 11:49:18,324 INFO L93 Difference]: Finished difference Result 53 states and 58 transitions. [2018-01-24 11:49:18,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-01-24 11:49:18,324 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2018-01-24 11:49:18,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 11:49:18,325 INFO L225 Difference]: With dead ends: 53 [2018-01-24 11:49:18,325 INFO L226 Difference]: Without dead ends: 50 [2018-01-24 11:49:18,326 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-01-24 11:49:18,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-01-24 11:49:18,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 41. [2018-01-24 11:49:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-01-24 11:49:18,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-01-24 11:49:18,333 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 15 [2018-01-24 11:49:18,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 11:49:18,334 INFO L432 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-01-24 11:49:18,334 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-24 11:49:18,334 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-01-24 11:49:18,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-01-24 11:49:18,334 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 11:49:18,335 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 11:49:18,335 INFO L371 AbstractCegarLoop]: === Iteration 3 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr4RequiresViolation, sumOfThirdBytesErr5RequiresViolation, sumOfThirdBytesErr0RequiresViolation, sumOfThirdBytesErr3RequiresViolation, sumOfThirdBytesErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-24 11:49:18,335 INFO L82 PathProgramCache]: Analyzing trace with hash -195737667, now seen corresponding path program 1 times [2018-01-24 11:49:18,335 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-24 11:49:18,335 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-24 11:49:18,336 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:18,336 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:18,336 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:18,350 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 11:49:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:18,412 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 11:49:18,412 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-24 11:49:18,413 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-24 11:49:18,413 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-24 11:49:18,413 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-24 11:49:18,413 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 5 states. [2018-01-24 11:49:18,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 11:49:18,443 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2018-01-24 11:49:18,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-24 11:49:18,444 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-01-24 11:49:18,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 11:49:18,445 INFO L225 Difference]: With dead ends: 50 [2018-01-24 11:49:18,445 INFO L226 Difference]: Without dead ends: 42 [2018-01-24 11:49:18,446 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-24 11:49:18,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-01-24 11:49:18,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2018-01-24 11:49:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-01-24 11:49:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 44 transitions. [2018-01-24 11:49:18,453 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 44 transitions. Word has length 20 [2018-01-24 11:49:18,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 11:49:18,454 INFO L432 AbstractCegarLoop]: Abstraction has 41 states and 44 transitions. [2018-01-24 11:49:18,454 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-24 11:49:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2018-01-24 11:49:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-24 11:49:18,455 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 11:49:18,455 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 11:49:18,455 INFO L371 AbstractCegarLoop]: === Iteration 4 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr4RequiresViolation, sumOfThirdBytesErr5RequiresViolation, sumOfThirdBytesErr0RequiresViolation, sumOfThirdBytesErr3RequiresViolation, sumOfThirdBytesErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-24 11:49:18,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1506152513, now seen corresponding path program 1 times [2018-01-24 11:49:18,455 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-24 11:49:18,455 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-24 11:49:18,456 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:18,456 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:18,457 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:18,472 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 11:49:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:18,606 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-24 11:49:18,606 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 [2018-01-24 11:49:18,613 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:18,637 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-24 11:49:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:18,711 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-01-24 11:49:18,711 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2018-01-24 11:49:18,712 INFO L409 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-01-24 11:49:18,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-01-24 11:49:18,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-01-24 11:49:18,713 INFO L87 Difference]: Start difference. First operand 41 states and 44 transitions. Second operand 13 states. [2018-01-24 11:49:18,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 11:49:18,895 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2018-01-24 11:49:18,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-24 11:49:18,896 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 21 [2018-01-24 11:49:18,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 11:49:18,897 INFO L225 Difference]: With dead ends: 86 [2018-01-24 11:49:18,898 INFO L226 Difference]: Without dead ends: 65 [2018-01-24 11:49:18,898 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-01-24 11:49:18,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-01-24 11:49:18,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 60. [2018-01-24 11:49:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-01-24 11:49:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2018-01-24 11:49:18,906 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 21 [2018-01-24 11:49:18,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 11:49:18,906 INFO L432 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2018-01-24 11:49:18,906 INFO L433 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-01-24 11:49:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2018-01-24 11:49:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-24 11:49:18,907 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 11:49:18,907 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 11:49:18,908 INFO L371 AbstractCegarLoop]: === Iteration 5 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr4RequiresViolation, sumOfThirdBytesErr5RequiresViolation, sumOfThirdBytesErr0RequiresViolation, sumOfThirdBytesErr3RequiresViolation, sumOfThirdBytesErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-24 11:49:18,908 INFO L82 PathProgramCache]: Analyzing trace with hash 226288835, now seen corresponding path program 1 times [2018-01-24 11:49:18,908 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-24 11:49:18,908 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-24 11:49:18,909 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:18,909 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:18,909 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:18,926 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 11:49:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:19,062 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-24 11:49:19,062 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-24 11:49:19,083 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:19,112 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-24 11:49:19,141 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 [2018-01-24 11:49:19,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-24 11:49:19,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-01-24 11:49:19,148 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-01-24 11:49:19,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 11:49:19,309 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-24 11:49:19,309 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 13 [2018-01-24 11:49:19,309 INFO L409 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-01-24 11:49:19,309 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-01-24 11:49:19,310 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2018-01-24 11:49:19,310 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand 14 states. [2018-01-24 11:49:19,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 11:49:19,643 INFO L93 Difference]: Finished difference Result 66 states and 71 transitions. [2018-01-24 11:49:19,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-24 11:49:19,644 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 21 [2018-01-24 11:49:19,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 11:49:19,646 INFO L225 Difference]: With dead ends: 66 [2018-01-24 11:49:19,646 INFO L226 Difference]: Without dead ends: 63 [2018-01-24 11:49:19,646 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2018-01-24 11:49:19,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-01-24 11:49:19,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 50. [2018-01-24 11:49:19,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-01-24 11:49:19,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2018-01-24 11:49:19,657 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 21 [2018-01-24 11:49:19,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 11:49:19,659 INFO L432 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2018-01-24 11:49:19,659 INFO L433 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-01-24 11:49:19,659 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2018-01-24 11:49:19,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-24 11:49:19,660 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 11:49:19,660 INFO L322 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] [2018-01-24 11:49:19,660 INFO L371 AbstractCegarLoop]: === Iteration 6 === [sumOfThirdBytesErr1RequiresViolation, sumOfThirdBytesErr4RequiresViolation, sumOfThirdBytesErr5RequiresViolation, sumOfThirdBytesErr0RequiresViolation, sumOfThirdBytesErr3RequiresViolation, sumOfThirdBytesErr2RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-24 11:49:19,661 INFO L82 PathProgramCache]: Analyzing trace with hash 308334376, now seen corresponding path program 1 times [2018-01-24 11:49:19,661 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-24 11:49:19,661 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-24 11:49:19,662 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:19,662 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 11:49:19,662 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 11:49:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 11:49:19,678 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 11:49:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-01-24 11:49:19,740 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 11:49:19,740 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-24 11:49:19,740 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-24 11:49:19,741 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-24 11:49:19,741 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-24 11:49:19,741 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand 4 states. [2018-01-24 11:49:19,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 11:49:19,787 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2018-01-24 11:49:19,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-24 11:49:19,787 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-01-24 11:49:19,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 11:49:19,788 INFO L225 Difference]: With dead ends: 50 [2018-01-24 11:49:19,788 INFO L226 Difference]: Without dead ends: 0 [2018-01-24 11:49:19,788 INFO L525 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 [2018-01-24 11:49:19,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-24 11:49:19,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-24 11:49:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-24 11:49:19,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-24 11:49:19,789 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-24 11:49:19,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 11:49:19,789 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-24 11:49:19,789 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-24 11:49:19,789 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-24 11:49:19,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-24 11:49:19,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-24 11:49:20,208 WARN L146 SmtUtils]: Spent 205ms on a formula simplification. DAG size of input: 78 DAG size of output 49 [2018-01-24 11:49:20,572 WARN L146 SmtUtils]: Spent 359ms on a formula simplification. DAG size of input: 81 DAG size of output 69 [2018-01-24 11:49:20,578 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 562) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point L550'''(line 550) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point L545(lines 545 552) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesErr3RequiresViolation(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point L548(lines 548 551) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesFINAL(lines 540 554) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesErr2RequiresViolation(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point L545''''(lines 545 552) no Hoare annotation was computed. [2018-01-24 11:49:20,579 INFO L401 ceAbstractionStarter]: For program point L550''(line 550) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesEXIT(lines 540 554) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point L548'(line 548) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesErr1RequiresViolation(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L397 ceAbstractionStarter]: At program point L545'''(lines 545 552) the Hoare annotation is: (let ((.cse0 (not (exists ((v_main_~array_size~5_BEFORE_CALL_2 Int)) (and (<= |sumOfThirdBytes_#in~array_size| v_main_~array_size~5_BEFORE_CALL_2) (= (* 4 v_main_~array_size~5_BEFORE_CALL_2) (select |#length| |sumOfThirdBytes_#in~numbers.base|)))))) (.cse1 (not (= (select |#valid| |sumOfThirdBytes_#in~numbers.base|) 1))) (.cse2 (not (= 0 |sumOfThirdBytes_#in~numbers.offset|)))) (and (or (<= sumOfThirdBytes_~array_size 1) .cse0 .cse1 (< 1 |sumOfThirdBytes_#in~array_size|) .cse2) (let ((.cse3 (exists ((v_main_~array_size~5_BEFORE_CALL_2 Int)) (and (= (* 4 v_main_~array_size~5_BEFORE_CALL_2) (select |#length| |sumOfThirdBytes_~#numbers.base|)) (<= sumOfThirdBytes_~array_size v_main_~array_size~5_BEFORE_CALL_2)))) (.cse4 (= 1 (select |#valid| |sumOfThirdBytes_~#numbers.base|))) (.cse5 (= |sumOfThirdBytes_~#numbers.offset| 0))) (or .cse0 .cse1 (and (<= 1 sumOfThirdBytes_~i~2) .cse3 (<= sumOfThirdBytes_~p~2.offset (+ |sumOfThirdBytes_~#numbers.offset| (* 4 sumOfThirdBytes_~i~2) 2)) .cse4 .cse5) .cse2 (and (<= |sumOfThirdBytes_#in~array_size| sumOfThirdBytes_~array_size) (= sumOfThirdBytes_~i~2 0) .cse3 .cse4 .cse5))))) [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point L550'(line 550) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesErr5RequiresViolation(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesErr0RequiresViolation(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L404 ceAbstractionStarter]: At program point sumOfThirdBytesENTRY(lines 540 554) the Hoare annotation is: true [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point sumOfThirdBytesErr4RequiresViolation(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,580 INFO L401 ceAbstractionStarter]: For program point L545''(lines 545 552) no Hoare annotation was computed. [2018-01-24 11:49:20,581 INFO L397 ceAbstractionStarter]: At program point L548'''(lines 548 551) the Hoare annotation is: (let ((.cse0 (not (exists ((v_main_~array_size~5_BEFORE_CALL_2 Int)) (and (<= |sumOfThirdBytes_#in~array_size| v_main_~array_size~5_BEFORE_CALL_2) (= (* 4 v_main_~array_size~5_BEFORE_CALL_2) (select |#length| |sumOfThirdBytes_#in~numbers.base|)))))) (.cse1 (not (= (select |#valid| |sumOfThirdBytes_#in~numbers.base|) 1))) (.cse3 (= sumOfThirdBytes_~i~2 0)) (.cse4 (* 4 sumOfThirdBytes_~i~2)) (.cse2 (not (= 0 |sumOfThirdBytes_#in~numbers.offset|)))) (and (or .cse0 .cse1 (< 1 |sumOfThirdBytes_#in~array_size|) .cse2 (and .cse3 (<= (+ (* 4 sumOfThirdBytes_~array_size) sumOfThirdBytes_~p~2.offset) (+ |sumOfThirdBytes_~#numbers.offset| .cse4 6)))) (or .cse0 .cse1 (let ((.cse5 (= 1 (select |#valid| sumOfThirdBytes_~p~2.base))) (.cse6 (exists ((v_main_~array_size~5_BEFORE_CALL_2 Int)) (and (= (* 4 v_main_~array_size~5_BEFORE_CALL_2) (select |#length| |sumOfThirdBytes_~#numbers.base|)) (<= sumOfThirdBytes_~array_size v_main_~array_size~5_BEFORE_CALL_2)))) (.cse7 (<= sumOfThirdBytes_~p~2.offset (+ |sumOfThirdBytes_~#numbers.offset| .cse4 2))) (.cse8 (= 1 (select |#valid| |sumOfThirdBytes_~#numbers.base|))) (.cse9 (= |sumOfThirdBytes_~#numbers.offset| 0))) (or (and .cse5 .cse6 .cse7 .cse8 (exists ((v_main_~array_size~5_BEFORE_CALL_2 Int) (sumOfThirdBytes_~i~2 Int)) (and (<= 1 sumOfThirdBytes_~i~2) (<= (+ sumOfThirdBytes_~i~2 1) v_main_~array_size~5_BEFORE_CALL_2) (= (* 4 v_main_~array_size~5_BEFORE_CALL_2) (select |#length| sumOfThirdBytes_~p~2.base)) (= (+ (* 4 sumOfThirdBytes_~i~2) 2) sumOfThirdBytes_~p~2.offset))) .cse9) (and .cse5 .cse3 .cse6 (<= 2 sumOfThirdBytes_~p~2.offset) (<= (+ sumOfThirdBytes_~p~2.offset 2) (select |#length| sumOfThirdBytes_~p~2.base)) (<= |sumOfThirdBytes_#in~array_size| sumOfThirdBytes_~array_size) .cse7 .cse8 .cse9))) .cse2))) [2018-01-24 11:49:20,581 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 562) the Hoare annotation is: true [2018-01-24 11:49:20,581 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,581 INFO L404 ceAbstractionStarter]: At program point L1(lines 1 562) the Hoare annotation is: true [2018-01-24 11:49:20,581 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 562) no Hoare annotation was computed. [2018-01-24 11:49:20,581 INFO L401 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-01-24 11:49:20,581 INFO L401 ceAbstractionStarter]: For program point L560'(line 560) no Hoare annotation was computed. [2018-01-24 11:49:20,581 INFO L401 ceAbstractionStarter]: For program point L561'(line 561) no Hoare annotation was computed. [2018-01-24 11:49:20,581 INFO L397 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (* 4 main_~array_size~5))) (and (= .cse0 (select |#length| main_~numbers~5.base)) (= 0 main_~numbers~5.offset) (= 0 |main_#t~malloc6.offset|) (= 1 (select |#valid| main_~numbers~5.base)) (<= 1 main_~array_size~5) (= .cse0 (select |#length| |main_#t~malloc6.base|)) (= (store |#valid| |main_#t~malloc6.base| (select (store |#valid| |main_#t~malloc6.base| 0) |main_#t~malloc6.base|)) |old(#valid)|) (= 1 (select |#valid| |main_#t~malloc6.base|)))) [2018-01-24 11:49:20,581 INFO L401 ceAbstractionStarter]: For program point L557(lines 557 559) no Hoare annotation was computed. [2018-01-24 11:49:20,582 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 555 562) no Hoare annotation was computed. [2018-01-24 11:49:20,582 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 555 562) no Hoare annotation was computed. [2018-01-24 11:49:20,582 INFO L397 ceAbstractionStarter]: At program point mainENTRY(lines 555 562) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-24 11:49:20,582 INFO L401 ceAbstractionStarter]: For program point L560''(line 560) no Hoare annotation was computed. [2018-01-24 11:49:20,582 INFO L401 ceAbstractionStarter]: For program point L557''(lines 557 559) no Hoare annotation was computed. [2018-01-24 11:49:20,582 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 555 562) no Hoare annotation was computed. [2018-01-24 11:49:20,587 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,588 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,589 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,589 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,589 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,589 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,590 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,590 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,592 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,592 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,592 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,592 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,597 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,597 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,597 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,597 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,597 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,597 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,598 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,598 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,598 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,598 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,598 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,598 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,602 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,603 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,603 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,603 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,604 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,604 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,604 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,604 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,605 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,605 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,605 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,605 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,606 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,606 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,606 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,607 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,607 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,607 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,608 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,610 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,611 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,611 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,611 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,612 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,612 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,612 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,612 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,613 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,613 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,613 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,613 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,614 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,614 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,614 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,615 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,615 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,615 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,615 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.01 11:49:20 BoogieIcfgContainer [2018-01-24 11:49:20,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-24 11:49:20,618 INFO L168 Benchmark]: Toolchain (without parser) took 3841.74 ms. Allocated memory was 307.8 MB in the beginning and 505.9 MB in the end (delta: 198.2 MB). Free memory was 267.8 MB in the beginning and 439.4 MB in the end (delta: -171.6 MB). Peak memory consumption was 134.1 MB. Max. memory is 5.3 GB. [2018-01-24 11:49:20,619 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 307.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 11:49:20,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.91 ms. Allocated memory is still 307.8 MB. Free memory was 266.8 MB in the beginning and 256.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. [2018-01-24 11:49:20,620 INFO L168 Benchmark]: Boogie Preprocessor took 31.36 ms. Allocated memory is still 307.8 MB. Free memory was 256.7 MB in the beginning and 255.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-24 11:49:20,620 INFO L168 Benchmark]: RCFGBuilder took 219.51 ms. Allocated memory is still 307.8 MB. Free memory was 254.7 MB in the beginning and 240.1 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. [2018-01-24 11:49:20,621 INFO L168 Benchmark]: TraceAbstraction took 3378.72 ms. Allocated memory was 307.8 MB in the beginning and 505.9 MB in the end (delta: 198.2 MB). Free memory was 239.1 MB in the beginning and 439.4 MB in the end (delta: -200.3 MB). Peak memory consumption was 105.4 MB. Max. memory is 5.3 GB. [2018-01-24 11:49:20,623 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 307.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 203.91 ms. Allocated memory is still 307.8 MB. Free memory was 266.8 MB in the beginning and 256.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 31.36 ms. Allocated memory is still 307.8 MB. Free memory was 256.7 MB in the beginning and 255.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 219.51 ms. Allocated memory is still 307.8 MB. Free memory was 254.7 MB in the beginning and 240.1 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3378.72 ms. Allocated memory was 307.8 MB in the beginning and 505.9 MB in the end (delta: 198.2 MB). Free memory was 239.1 MB in the beginning and 439.4 MB in the end (delta: -200.3 MB). Peak memory consumption was 105.4 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~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,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 * 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: 555]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant [2018-01-24 11:49:20,630 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,630 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,630 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,630 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,631 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,631 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,631 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,631 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,632 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,632 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,632 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,632 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,634 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,634 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,634 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,635 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,635 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,635 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,635 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,636 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,636 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,636 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,636 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,637 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((array_size <= 1 || !(\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_2 && 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers])) || !(\valid[numbers] == 1)) || 1 < \old(array_size)) || !(0 == numbers)) && ((((!(\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_2 && 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers]) || !(\valid[numbers] == 1)) || ((((1 <= i && (\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers] && array_size <= v_main_~array_size~5_BEFORE_CALL_2)) && p <= numbers + 4 * i + 2) && 1 == \valid[numbers]) && numbers == 0)) || !(0 == numbers)) || ((((\old(array_size) <= array_size && i == 0) && (\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers] && array_size <= v_main_~array_size~5_BEFORE_CALL_2)) && 1 == \valid[numbers]) && numbers == 0)) - InvariantResult [Line: 548]: Loop Invariant [2018-01-24 11:49:20,639 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,639 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,639 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,639 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,640 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,640 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,640 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,640 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,641 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,641 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,641 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,641 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,642 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,642 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,642 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,642 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,643 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,643 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,643 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,645 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,646 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,646 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,646 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,646 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,647 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,647 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,647 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,647 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,647 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,648 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[sumOfThirdBytes_~i~2,QUANTIFIED] [2018-01-24 11:49:20,648 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,648 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_2,QUANTIFIED] [2018-01-24 11:49:20,649 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,649 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,649 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,649 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,650 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-24 11:49:20,650 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((!(\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_2 && 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers]) || !(\valid[numbers] == 1)) || 1 < \old(array_size)) || !(0 == numbers)) || (i == 0 && 4 * array_size + p <= numbers + 4 * i + 6)) && (((!(\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_2 && 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers]) || !(\valid[numbers] == 1)) || (((((1 == \valid[p] && (\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers] && array_size <= v_main_~array_size~5_BEFORE_CALL_2)) && p <= numbers + 4 * i + 2) && 1 == \valid[numbers]) && (\exists v_main_~array_size~5_BEFORE_CALL_2 : int, sumOfThirdBytes_~i~2 : int :: ((1 <= sumOfThirdBytes_~i~2 && sumOfThirdBytes_~i~2 + 1 <= v_main_~array_size~5_BEFORE_CALL_2) && 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[p]) && 4 * sumOfThirdBytes_~i~2 + 2 == p)) && numbers == 0) || ((((((((1 == \valid[p] && i == 0) && (\exists v_main_~array_size~5_BEFORE_CALL_2 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_2 == unknown-#length-unknown[numbers] && array_size <= v_main_~array_size~5_BEFORE_CALL_2)) && 2 <= p) && p + 2 <= unknown-#length-unknown[p]) && \old(array_size) <= array_size) && p <= numbers + 4 * i + 2) && 1 == \valid[numbers]) && numbers == 0)) || !(0 == numbers)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 38 locations, 7 error locations. SAFE Result, 3.2s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 164 SDtfs, 317 SDslu, 572 SDs, 0 SdLazy, 373 SolverSat, 39 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 98 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=4, 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 33 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 18 NumberOfFragments, 347 HoareAnnotationTreeSize, 11 FomulaSimplifications, 293 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 627 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 152 ConstructedInterpolants, 11 QuantifiedInterpolants, 17560 SizeOfPredicates, 12 NumberOfNonLiveVariables, 173 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 12/18 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: 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/stroeder2-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-24_11-49-20-656.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-24_11-49-20-656.csv Received shutdown request...